GLASS THE THICKNESS OF THE MATERIAL LOWEST PUBLISHED ESTIMATED NM POINT ESTIMATED NM POINT LAST PUBLISHED
GENERIC CODE ORIGIN THE GENERAL SOURCE AVAILABILITY USED TO GENERATE THE PUBLISHED TRANSMISSION OCCURRING WHERE TRANSMISSION WHERE TRANSMISSION TRANSMISSION IN
 -----  ------ ALPHA CODE USED CATALOG  ------ NM TRANSMISSION VALUES IN OR NEAR APPROACHES "~" 50%  APPROACHES "~" 90%  THE IR SPECTRUM THAT KNOOP YIELD EXPANSION  DENSITY DENSITY
PER  MANUFACTURER OR IN THE COUNTRY DATE P=PREFERRED/AVAIL. PROVIDED ON THE THE UV SPECTRUM IS 90% OR GREATER HARDNESS (DEFORMATION)   COEFFICIENT  GM/CM^3  LB./IN^3
MIL-STD. COUNTRY INDICATED OR FOR THE EG=ECOLOGICAL THE REFERENCED LINE  -----  -----  ----- (SEE MFTR. TEMPERATURE ( X 10^-7)
G-174-B  ------ AS THE  LINE  H = HISTORICAL  -----  ----- ASCENDING FROM OR  ASCENDING FROM UV  DESCENDING FROM UV-VIS. DESCRIPTION) DEGREES C  -30 / +70
INDICATED  I = INQUIRY EXCEPTION: "*" INDICATES THAT  "~<"= 1% TRANSMISSION NEAR THE UV REGION REGION REGION
 ----- (SEE MFTR. MANUFACTURER'S  ----- NA = NOT AVAILABLE THE VALUES WERE DERIVED FOR A IS AT OR BELOW  -----  -----   ----- DEGREES C
MIL. CODE=NNNVVV DESCRIPTION) TRADEMARK EXCEPTION:  ----- HYPOTHETICAL  1MM THICK  NM POINT GIVEN
 ----- CALCULATED DERIVED = NOT MATERIAL USING A   ----- "~<"= 50% TRANS. PT. "~<"= 90% TRANS. PT. "~>"= 90% TRANS. PT. IS
CONVERSION: DERIVATION= THE MANUFACTURER'S LOGARITHM DENSITY FORMULA.  (XX%) TRANSMISSION BELOW NM PT. GIVEN- BELOW NM PT. GIVEN- BEYOND NM PT. GIVEN-
nd=1.+NNN NOT FROM PUBLISHED VALUES- HOYA'S SOURCE DATA WAS USED AT THE (XX%) TRANS. AT THE (XX%) TRANS. AT THE  (XX%) TRANS. AT THE 
vd=VV.V A  HYPOTHETICAL TO ILLUSTRATE THE THEORETICAL NM POINT INDICATED NM POINT INDICATED NM POINT INDICATED NM POINT INDICATED
CATALOG EFFECTS OF A THICKNESS CHANGE. SEE SEE SEE SEE SEE
*SEE DISCLAIMER* *SEE DISCLAIMER* *SEE DISCLAIMER* *SEE DISCLAIMER* *SEE DISCLAIMER* *SEE DISCLAIMER* *SEE DISCLAIMER* *SEE DISCLAIMER* *SEE DISCLAIMER* *SEE DISCLAIMER* DISCLAIMER DISCLAIMER DISCLAIMER DISCLAIMER DISCLAIMER
500614 SCHOTT GLASS TECH. K11 1992 I 5MM ~<300nm (40%) ~303nm ~319nm ~>700nm (99.8%) 500 766 64 2.50 0.091
500616 EAST GERMANY K11 PRE 1992 ACQ. BY SCHOTT 10MM ~300 ~320 ~347 ~>1500 (99.0%) ----- 63 2.50 0.091
500621 CHINA K1 1996 H / I ----- ----- ----- ----- ----- 495 60  2.50  0.091
500660 CHINA K2 1996 H / I ----- ----- ----- ----- ----- 505 60 2.41 0.087
500660 HOYA CORP. BSC4 1978 H / I 5MM  -----  -----  -----  ----- 565 64 2.43 0.088
500660 OHARA CORP. BSL4 1990 H / I 10MM ~<300 (8%) ~317 ~345 ~>1060 (99.8%) 570 57 2.42 0.088
500660 RUSSIA C052 PRE 1992 H / I 10MM ~<300 (21.2%) ~312 ~344 ~>1100 (99.8%) ----- 57 2.38 0.086
501563 HOYA CORP. C10 1978 H / I 5MM ~<290 (10%) ~300 ~305 ~>700 (99.9%) 490 89 2.53 0.092
501564 OHARA CORP. FTL10 1990 H / I 10MM ~<340 (5%) ~355 ~378 ~>700 (99.8%) 520 92 2.53 0.092
501564 OHARA CORP. S-FTL10 1999 EG 10MM ~<330 (4%) ~342 ~358 ~>2400 (92.0%) 470 88 2.46 0.089
501564 SCHOTT GLASS TECH. K10 2000 P  10MM ~<300 (14%) ~315 ~338 ~>1970 (94.0%) 470 65 2.52 0.091
501564 SCHOTT GLASS TECH. K10 1992 H / I 5MM ~<300 (12%) ~321 ~343 ~>2325.4 (91%) 440 691 65 2.52 0.091
501565 EAST GERMANY K10 PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (36.0%) ~326 ~352 ~>1500 (99.0%) ----- 63 2.52 0.091
501571 RUSSIA C205 PRE 1992 H / I 10MM ~<300 (17.0%) ~317 ~340 ~>1100 (98.4%) ----- 62 2.52 0.091
501572 CHINA KF1 1996 H / I ----- ----- ----- ----- ----- 420 62 2.52 0.091
502567 HAYWARD SCIENTIFIC CF4 PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- ----- -----
504668 OHARA CORP. BSL21 1990 I 10MM ~<280 (2%) ~300 ~329 ~>700 (99.9%) 540 62 2.46 0.089
504669 HOYA CORP. PC1 1978 H / I 5MM  -----  ------  -----  ----- 605 66 2.45 0.089
504669 SCHOTT GLASS TECH. PK1 1992 I 5MM ~<280 (42%) ~283 ~304 ~>2325.4 (91%) 580  ----- 62 2.44 0.088
505596 SCHOTT GLASS TECH. K51 1992 H / I 5MM ~<300 (11%) ~314 ~334.1 ~>700 (99.9%) 460  ----- 43 2.47 0.089
505647 CHINA K3 1996 H / I ----- ----- ----- ----- ----- 495 58 2.40 0.087
505665 HAYWARD SCIENTIFIC BSC5 PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- ----- -----
506596 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.47 0.089
508608 OHARA CORP. ZSL7 1990 H / I 10MM ~<310 (8%) ~333 ~368 ~>1060 (99.4%) 520 46 2.50 0.091
508610 HAYWARD SCIENTIFIC C3 PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- ----- -----
508611 CHINA K4 1996 H / I ----- ----- ----- ----- ----- 475 42 2.50 0.091
508612 PILKINGTON OPTICAL   ZC508612A 2002 I 10MM  ----- ~<360 (90.9%) ~<360 (90.9%) ~>1000 (99.8%) 520 50 2.49 0.090
508612 SCHOTT GLASS TECH. NZK7 1992 P/EG 10MM ~<290 (3%) ~311 ~343 ~>1970 (97.1%) 530 45 2.49 0.090
508612 SCHOTT GLASS TECH. ZKN7 1992 H / I 5MM ~<280 (6%) ~308 ~345 ~>2325.4 (92%) 530 721 45 2.49 0.090
508613 HOYA CORP. ZnC7 1978 H / I 5MM ~<310 (16%) ~325 ~360 ~>700 (99.9%) 530 49 2.50 0.091
509611 EAST GERMANY ZK7 PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (2%) ~349 ~390 ~>1500 (98.3%) ----- 47 2.50 0.091
510618 EAST GERMANY K1 PRE 1992 ACQ. BY SCHOTT 10MM ~<300 (2%) ~324 ~351 ~>1500 (98.6%) ----- 97 2.47 0.089
510621 OHARA CORP. NSL1 1990 H / I 10MM ~280 ~305 ~323 ~>1060 (99.6%) 500 85 2.47 0.089
510634 CHINA K5 1996 H / I ----- ----- ----- ----- ----- 510 75 2.47 0.089
510634 HOYA CORP. BSC1 1978 H / I 5MM ~<280 (3%) ~300 ~325  ----- 570 90 2.47 0.089
510634 RUSSIA C054 PRE 1992 H / I 10MM ~<300 (4%) ~322 ~357 ~>1100 (99.2%) ----- 74 2.47 0.089
510635 CORNING-FRANCE B10-63 1991 P 10MM ~<280 (7.8%) ~307 ~339 ~>1800 (95.4%)  ----- 701 67 2.47 0.089
510635 SCHOTT GLASS TECH. BK1 1992 I 5MM ~<290 (8%) ~304 ~327 ~>1970.1. (94%) 560 730 77 2.46 0.089
510636 OHARA CORP. BSL1 1990 I 10MM ~<290 (3%) ~312 ~337 ~>1060 (99.3%) 540 80 2.48 0.090
510644 PILKINGTON OPTICAL   BSC510644 1990 H / I 10MM  ----- ~<360 (96.5%) ~<360 (96.5%) ~>1000 (99.2%) 530 77 2.49 0.090
511510 EAST GERMANY KF8 PRE 1992 ACQ. BY SCHOTT 10MM ~<360 (45.6%) ~363 ~395 ~>1500 (99.4%) ----- 85 2.52 0.091
511510 HOYA CORP. FF1 1978 H / I 5MM  -----  ------  ------  ----- 520  ---- 2.46 0.089
511510 OHARA CORP. FTL8 1990 I 10MM ~350 ~369 ~390 ~>700 (99.7%) 430 90 2.50 0.091
511510 SCHOTT GLASS TECH. TiF1 1992 H / I 5MM ~<334.1 (8%) ~349 ~370 ~1970.1 (99.5%) 440  ----- 91 2.47 0.089
511604 CORNING-FRANCE B11-60 1991 P 10MM ~<280 (6%) ~306 ~329 ~>1800 (95.8%)  ----- 682 81 2.48 0.090
511604 SCHOTT GLASS TECH. K7 2000 P 10MM ~<300 (9%) ~313 ~333 ~>1970 (91.0%) 520  ----- 84 2.53 0.092
511605 CHINA K6 1996 H / I ----- ----- ----- ----- ----- 520  ----- 2.53 0.092
511605 HOYA CORP. C7 1978 H / I 5MM ~<280 (3%) ~305 ~325 ~>700 (99.9%) 520 101 2.53 0.092
511605 OHARA CORP. NSL7 1990 I 10MM ~300 (13%) ~317 ~335 ~>1060 (99.6%) 510 90 2.49 0.090
511635 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.48 0.090
511635 HAYWARD SCIENTIFIC BSC1 PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- ----- -----
512581 OHARA CORP. ZSL4 1990 H / I 10MM ~<290 (2%) ~309 ~329 ~>1060 (99.8%) 450 87 2.58 0.093
513605 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.51 0.091
513605 HAYWARD SCIENTIFIC C2 PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- ----- -----
514548 HAYWARD SCIENTIFIC CF3 PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- ----- -----
515545 CHINA KF2 1996 H / I ----- ----- ----- ----- ----- 4330 62 2.69 0.097
515546 HOYA CORP. CF3 1978 H / I 5MM ~<300 (21%) ~305 ~325 ~>700 (99.9%) 495 78 2.57 0.093
515547 EAST GERMANY KF3 PRE 1992 ACQ. BY SCHOTT 10MM ~<340 (29.0%) ~349 ~378 ~>1500 (99.2%) ----- 80 2.57 0.093
515547 OHARA CORP. NSL33 1990 I 10MM ~<300 (3%) ~316 ~336 ~>1060 (99.3%) 420 91 2.60 0.094
515547 SCHOTT GLASS TECH. KF3 1992 I 5MM ~<310 (4%) ~331 ~350 ~>1529.6 (99.0%) 410 657 81 2.56 0.093
515606 CHINA K7 1996 H / I ----- ----- ----- ----- ----- 505 64 2.54 0.092
515606 RUSSIA C059 PRE 1992 H / I 10MM ----- ----- ~<380 (96.1%) ~>1100 (99.4%) ----- 62 2.53 0.092
516568 CHINA K8 1996 H / I ----- ----- ----- ----- ----- 450 81 2.62 0.095
516568 HOYA CORP. C2 1978 H / I 5MM  ---  -----  ------  ---- 570 102 2.57 0.093
516568 OHARA CORP. NSL2 1990 H / I 10MM ~<300 (6%) ~314 ~335 ~>1060 (99.6%) 500 76 2.59 0.094
516568 OHARA CORP. S-NSL2 1999 EG 10MM ~300 ~338 ~356 ~>1000 (99.8%) 510 88 2.47 0.089
516641 OHARA CORP. S-BSL7 1996 P/EG 10MM ~<290 (8%) ~307 ~333 ~>2000 (96.1%) 570 72 2.52 0.091
516641 RUSSIA C056 PRE 1992 H / I 10MM ~<300 (4.7%) ~320 ~349 ~>1500 (98.7%) ----- 68 2.52 0.091
516642 OHARA CORP. BSL7 1990 H / I 10MM ~<300 (3%) ~323 ~348 ~>1060 (99.7%) 570 74 2.52 0.091
516642 OHARA CORP. BSL7W  ----- H / I  ----  -----  -----  ------  ----  -----  -----  -----
517522 HOYA CORP. CF6 DERIVED  HYPOTHETICAL 1MM*  -------- ~<300 (63.1%) ~310 ~>700 (99.9%) 455 89 2.66 0.096
517522 HOYA CORP. CF6 1998 P 5MM ~<300 (11%) ~308 ~323 ~>700 (99.9%) 455 89 2.66 0.096
517522 HOYA CORP. E-CF6 DERIVED  HYPOTHETICAL 1MM*  ----- ~<340 (80.2%) ~348 ~>1550 (99.9%) 495  ----- 2.43 0.088
517522 HOYA CORP. E-CF6 1998 P/EG 5MM ~<330 ( 4%) ~345 ~360 ~>1550 (99.6%) 495 ----- 5.43 0.197
517522 SCHOTT GLASS TECH. KF6 1992 I 5MM ~<300 (28%) ~305 ~323 ~>1970.1 (95.9%) 420  ---- 69 2.67 0.097
517523 HIKARI CORP. E-KF6 2001 EG/P 10MM ~<340 (20%) ~347 ~363 ~>2400(92.3%) 411 569  ----- 2.48 0.090
517524 OHARA CORP. NSL36 1990 H / I 10MM ~<300 (3%) ~314 ~334 ~>1060 (99.6%) 470 76 2.66 0.096
517524 OHARA CORP. S-NSL36 1996 P/EG 10MM ~<340 (18%) ~348 ~368 ~>2000 (95.0%) 480 80 2.46 0.089
517641 EAST GERMANY BK7 PRE 1992 ACQ. BY SCHOTT 10MM ~300 ~336 ~356 ~>1500 (98.6%) ----- 61 2.53 0.092
517641 EAST GERMANY BK7N PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (31.0%) ~329 ~358 ~>1500 (99.2%) ----- 68 2.52 0.091
517641 HIKARI CORP. E-BK7 2001 EG/P 10MM ~<280(1%) ~307 ~332 ~>2000(93.2%)  ---- 611  ----- 2.52 0.091
517642 CHINA K9 1996 H / I ----- ----- ----- ----- ----- 595 66 2.54 0.092
517642 CHINA UK9 1996 H / I ----- ----- ----- ----- ----- 595 66 2.54 0.092
517642 CORNING-FRANCE B16-64 1991 P 10MM ~<280 (7.5%) ~304 ~327 ~>1800 (95.6%) 496 703 68 2.52 0.091
517642 HOYA CORP. BSC7 DERIVED  HYPOTHETICAL 1MM*  ----- ~<280 (67.6%) ~299 ~>1550 (99.9%) 595 75 2.52 0.091
517642 HOYA CORP. BSC7 1998 P 5MM ~<280(14%) ~296 ~320 ~>1550 (99.4%) 595 75 2.52 0.091
517642 PILKINGTON OPTICAL   BSC517642 1990 H / I 10MM  ----- ~<360 (95.9%) ~<360 (95.9%) ~>1000 (99.3%) 570 73 2.51 0.091
517642 PILKINGTON OPTICAL   BSC517642B 2002 EG 5MM  ----- ~<320 (68.5%) ~344 ~>2200.0 (92.0%) 562 69 2.50 0.091
517642 SCHOTT GLASS TECH. BK7 1992 H / I 5MM ~<300 (26%) ~307 ~329 ~>1970.1 (96.8%) 610 719 71 2.51 0.091
517642 SCHOTT GLASS TECH. NBK7 2000 P/EG 10MM ~<290 (6%) ~308 ~333 ~>1970 (93.0%) 610 71 2.51 0.091
517643 SCHOTT GLASS TECH. UBK7 1992 I 5MM ~<280 (23%) ~292 ~318 ~>1970.1 (96.3%) 590 716 70 2.51 0.091
517645 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.53 0.092
517645 HAYWARD SCIENTIFIC BSC2 PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- ----- -----
517696 OHARA CORP. APL1 1990 H / I 10MM ~<320 (10%) ~336 ~370 ~>1060 (98.7%) 380 96 2.59 0.094
517696 OHARA CORP. S-APL1  ----- EG  ----  ----  ------  -----  ----- 380 96 2.59 0.094
517697 HOYA CORP. PCS1 1978 H / I 5MM ~<310 (3%) ~331 ~360  ----- 415 110 2.58 0.093
518512 RUSSIA C207 PRE 1992 H / I 10MM  ---- ~<380 (85.5%) ~388 ~1500 (99.2%) ----- 55 2.51 0.091
518589 HIKARI CORP. E-K3 2001 EG/P 10MM ~<310 (11%) ~323 ~346 ~>2000(95%) 434 538  ----- 2.50 0.091
518590 CHINA K10 1996 H / I ----- ----- ----- ----- ----- 520 64 2.58 0.093
518590 EAST GERMANY K3 PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (31.8%) ~327 ~352 ~>1500 (99.0%) ----- 97 2.55 0.092
518590 HOYA CORP. C3 DERIVED  HYPOTHETICAL 1MM*  ---- ~<300 (70.4%) ~313 ~>700 (99.9%) 530 92 2.54 0.092
518590 HOYA CORP. C3 1998 P 5MM ~<300 (17%) ~310 ~331 ~>700 (99.9%) 530 92 2.54 0.092
518590 HOYA CORP. EC3 DERIVED  HYPOTHETICAL 1MM*  ----- ~<280 (63.1%) ~302 ~>1550 (99.9%) 505 99 2.53 0.092
518590 HOYA CORP. EC3 1998 P/EG 5MM ~<280 (8%) ~295 `320 ~>1550 (99.5%) 505 99 2.53 0.092
518590 OHARA CORP. NSL3 1990 H / I 10MM ~<300 (8%) ~313 ~335 ~>1060 (99.3%) 520 88 2.53 0.092
518590 OHARA CORP. S-NSL3 1996 P/EG 10MM ~<320 (15%) ~329 ~348 ~>2000 (93.0%) 510 90 2.48 0.090
518590 RUSSIA C202 PRE 1992 H / I 10MM ----- ~<340 (74.1%) ~355 ~>1500 (98.8%) ----- 63 2.57 0.093
518590 SCHOTT GLASS TECH. K3 1992 I 5MM ~<300 (8%) ~314 ~337 ~>700 (99.8%) 470 698 83 2.54 0.092
518596 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.54 0.092
518603 CORNING-FRANCE B18-60 1991 P 10MM ~<291 (3%) ~315 ~339 ~>1800 (97.1%)  ----- 716 62 2.56 0.093
518603 OHARA CORP. NSL23 1990 H / I 10MM ~<290 (3%) ~312 ~335 ~>700 (99.7%) 510 93 2.62 0.095
518603 PILKINGTON OPTICAL   HC518603 1990 H / I 10MM  -----  ----  -----  ----- 510 88 2.53 0.092
518602 SCHOTT GLASS TECH. BaLKN3 1992 I 5MM ~<300 (18%) ~309 ~329 ~>2325.4 (91%) 550 738 79 2.61 0.095
518604 HOYA CORP. BaCL3 1978 H / I 5MM ~<280 (15%) ~300 ~325  ----- 510 106 2.62 0.095
518610 EAST GERMANY BaLK2 PRE 1992 ACQ. BY SCHOTT 10MM ~<300 (3%) ~322 ~345 ~>1500 (98.8%) ----- 65 2.61 0.095
518650 OHARA CORP. BSL22 1990 I 10MM ~<290 (2%) ~313 ~342 ~>1060 (99.7%) 570 71 2.52 0.091
518651 CORNING-FRANCE B18-65 1991 P 10MM ~<280 (9.9%) ~316 ~345 ~>1800 (98.0%)  ----- 764 57 2.57 0.093
518651 SCHOTT GLASS TECH. PK2 1992 I 5MM ~<290 (3%)  ~308 ~330 ~>1970.1 (96.8%) 640 721 69 2.51 0.091
518652 HOYA CORP. PC2 1978 H / I 5MM ~<290 (12%) ~305 ~335  ----- 590 81 2.53 0.092
519574 SCHOTT GLASS TECH. K4 1992 I 5MM ~<290 (2%) ~306 ~329 ~>700 (99.7%) 520 686 73 2.63 0.095
519604 PILKINGTON OPTICAL   HC519604 1990 H / I 10MM  ----- ~<360 (95.7%) ~<360 (95.7%) ~>1000 (99.3%) 510 88 2.53 0.092
519604 RUSSIA C063 PRE 1992 H / I 10MM  ----- ~<320 (52.8%) ~347 ~>1100 (99.6%) ----- 65 2.58 0.093
519614 CORNING-FRANCE B19-61 1991 NA 10MM ~<350 (13.7%) ~357 ~378 ~>1000 (99.6%) 365  -----  ----- 3.52 0.127
519617 CHINA K16 1996 H / I ----- ----- ----- ----- ----- 500 74 2.62 0.095
519617 RUSSIA C064 PRE 1992 H / I 10MM ~<300 (5.8%) ~316 ~340 ~>1500 (99.8%) ----- 74 2.62 0.095
519645 OHARA CORP. BSL12 1990 H / I 10MM ~<290 (2%) ~316 ~343 ~>1060 (99.6%) 570 72 2.54 0.092
519699 CHINA ----- 1996 H / I ----- ----- ----- ----- -----  ----- 84 2.58 0.093
519700 HIKARI CORP. E-PKH1 2001 EG/P 10MM ~<280 (2%) ~313 ~347 ~>700(99.9%) 536 620  ----- 2.60 0.094
520637 SCHOTT GLASS TECH. BK8 1992 I 5MM ~<300 (21%) ~309 ~333 ~>1970.1 (96.4%) 600 704 74 2.57 0.093
520691 RUSSIA C021 PRE 1992 H / I 10MM ~<300 (4.0%) ~323 ~352 ~>1500 (97.8%) ----- 78 2.60 0.094
521526 OHARA CORP. SSL5 1990 I 10MM ~<300 (3%) ~338 ~366 ~>1060 (99.9%) 460 53 2.51 0.091
521528 HOYA CORP. SbF5 1978 H / I 5MM ~<300 (22%)  ~315 ~350 ~>700 (99.9%) 440  ----- 2.49 0.090
521601 EAST GERMANY ZK2 PRE 1992 ACQ. BY SCHOTT 10MM ~<300 (3%) ~322 ~352 ~>1500 (99.1%) ----- 80 2.61 0.095
521697 SCHOTT GLASS TECH. PK50 1992 I 5MM ~<310 (24%) ~322 ~348 ~>1529.6 (96.8%) 430 620 88 2.59 0.094
522591 EAST GERMANY K13 PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (17.1%) ~332 ~358 ~>1500 (97.9%) ----- 76 2.52 0.091
522595 HOYA CORP. C5 1978 H / I 5MM ~<300 (31%) ~307 ~327 ~>700 (99.9%) 535 86 2.57 0.093
522595 PILKINGTON OPTICAL   HC522595A 2002 EG 5MM  ----- ~<320 (69.4%) ~342 ~>2200.0 (93.0%) 513 92 2.54 0.092
522595 SCHOTT GLASS TECH. K5 1992 I 5MM ~<300 (15%) ~310 ~331 ~>2325.4 (91%) 530 720 82 2.59 0.094
522595 SCHOTT GLASS TECH. NK5 2000 P/EG 10MM ~<300 (6%) ~319 ~343 ~>1970 (95.0%) 530 82 2.59 0.094
522596 RUSSIA C050 PRE 1992 H / I 10MM  ---- ~<380 (88.2%) ~384 ~>1400 (99.3%) ----- 70 2.63 0.095
522597 HIKARI CORP. E-K5 2001 EG/P 10MM ~<290 (4%) ~308 ~329 ~>2000 (90%) 476 585  ----- 2.55 0.092
522598 OHARA CORP. NSL5 1990 H / I 10MM ~<300 (2%) ~317 ~339 ~>1060 (99.5%) 520 82 2.56 0.093
522598 OHARA CORP. S-NSL5 1996 P/EG 10MM ~<320 (4%) ~335 ~355 ~>2000 (93.9%) 520 82 2.49 0.090
522635 SCHOTT GLASS TECH. NPSK3 1992 EG 10MM ~280 ~307 ~333 ~>1970 (95.0%) 630 62 2.91 0.105
522764 RUSSIA C191 PRE 1992 H / I 10MM  --- ~<280 (86.1%) ~288 ~>1500 (98.0%) ----- 122 3.77 0.137
523508 EAST GERMANY KF7 PRE 1992 ACQ. BY SCHOTT 10MM ~<340 (3%) ~364 ~394 ~>1500 (99.0%) ----- 74 2.64 0.096
523508 OHARA CORP. NSL35 1990 H / I 10MM ~300 ~316 ~336 ~>1060 (99.7%) 430 72 2.72 0.098
523510 HOYA CORP. CF5 1978 H / I 5MM ~<310 (45%) ~312 ~330 ~>700 (99.9%) 485  ----- 2.71 0.098
523515 SCHOTT GLASS TECH. KF9 1992 I 5MM ~<310 (9%) ~323 ~344 ~>1970.1 (96.3%) 490  ----- 68 2.71 0.098
523515 SCHOTT GLASS TECH. NKF9 1992 P/EG 10MM ~<334 (3%) ~349 ~370 ~>1530 (99.2%) 480  ----- 96 2.50 0.091
523585 HAYWARD SCIENTIFIC C1 PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- ----- -----
523585 OHARA CORP. NSL51 1990 H / I 10MM ~<300 (5%) ~315 ~337 ~>1060 (99.5%) 540 95 2.56 0.093
523586 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.53 0.092
523586 HOYA CORP. C12 1978 H / I 5MM    -----  -----  ----  ---- 530 94 2.57 0.093
523586 PILKINGTON OPTICAL   HC523586 1990 H / I 10MM  -----  -----  -----  ----- 540 85 2.51 0.091
523594 CORNING-FRANCE B23-59 1991 P 10MM ~291 ~313 ~335 ~>1800 (95.4%) 495 697 68 2.59 0.094
523600 OHARA CORP. NSL50 1990 H / I 101M ~<300 (4%) ~314 ~335 ~>1060 (99.6%) 500 88 2.55 0.092
523602 SCHOTT GLASS TECH. K50 1992 I 5MM ~<290 (4%) ~309 ~336 ~>2325.4 (92%) 550 733 70 2.62 0.095
523604 HOYA CORP. C40 1978 H / I 5MM  -----  -------  -----  ----- 625 85 2.47 0.089
523604 SCHOTT GLASS TECH. UK50 1992 H / I 5MM ~<280 (15%) ~295 ~318 ~>2325.4 (92%) 550 735 70 2.62 0.095
524510 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.70 0.098
524531 EAST GERMANY KzF3 PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (2%) ~358 ~396 ~>1500 (98.5%) ----- 55 2.51 0.091
524586 EAST GERMANY K14 PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (22.9%) ~330 ~356 ~>1500 (98.3%) ----- 82 2.52 0.091
524586 EAST GERMANY K14n PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (21.1%) ~331 ~356 ~>1500 (98.4%) ----- 84 2.53 0.092
524592 PILKINGTON OPTICAL   HC524592A 2002 I 5MM ~<320 (69.4%) ~<320 (69.4%) ~340 (88.9%) ~>2200 (93 %) 500 84 2.55 0.092
524595 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.53 0.092
525512 HAYWARD SCIENTIFIC CF2 PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- ----- -----
525550 RUSSIA C217 PRE 1992 H / I 10MM ----- ----- ~<360 (96.4%) ~>1500 (99.2%) ----- 66 2.67 0.097
525579 PILKINGTON OPTICAL   HC525579A 2002 I 5MM  -----  -----  -----  ----- 520 87 2.57 0.093
525646 HOYA CORP. PC3 1978 H / I 5MM  ----  ----  -----  ---- 570 83 2.62 0.095
525646 OHARA CORP. BSL23 1990 H / I 10MM ~290 ~317 ~345 ~>1060 (99.6%) 610 71 2.59 0.094
525647 SCHOTT GLASS TECH. PK3 1992 I 5MM ~<300 (37%) ~304 ~326 ~>1970.1 (96.8%) 640 710 71 2.59 0.094
526510 CHINA KF3 1996 H / I ----- ----- ----- ----- ----- 395 79 2.71 0.098
526511 HOYA CORP. CF2 1978 H / I 5MM  -----  -----   ----  ---- 490  ----- 2.72 0.098
526512 OHARA CORP. NSL32 1990 H / I 10MM ~<300 (2%) ~316 ~338 ~>700 (99.6%) 430 90 2.71 0.098
526546 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.64 0.096
526600 OHARA CORP. NSL21 1990 H / I 10MM ~<290 (5%) ~310 ~335 ~>1060 (99.6%) 520 85 2.68 0.097
526600 SCHOTT GLASS TECH. BaLK1 1992 H / I 5MM ~<290 (11%) ~304 ~329 ~>2325.4 (93%) 430 681 91 2.70 0.098
526601 HOYA CORP. BaCL1 1978 H / I 5MM ~<290 (7%) ~305 ~330  ----- 515 109 2.69 0.097
526602 CHINA K11 1996 H / I ----- ----- ----- ----- ----- 510 66 2.61 0.095
526602 RUSSIA C066 PRE 1992 H / I 10MM  ----- ~320 ~342 ~>1100 (99.4%) ----- 69 2.61 0.095
527511 EAST GERMANY KzF6 PRE 1992 ACQ. BY SCHOTT 10MM ~320  ~361 ~404 ~>1500 (98.7%) ----- 53 2.54 0.092
527511 HOYA CORP. SbF6 1978 H / I 5MM ~<300 (7%) ~318 ~355 ~>700 (99.9%) 415  ----- 2.54 0.092
527511 OHARA CORP. SSL6 1990 H / I 10MM ~300 ~319 ~356 ~>1060 (99.8%) 450 52 2.55 0.092
527511 SCHOTT GLASS TECH. KzF6 1992 H / I 5MM <~290 (3%) ~317 ~354 ~>700 (99.8%) 380  ----- 55 2.54 0.092
529516 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.73 0.099
529516 HOYA CORP. SbF2 1978 H / I 5MM ~<310 (27%) ~320 ~360 ~>700 (99.9%) 470  ----- 2.57 0.093
529516 PILKINGTON OPTICAL   TF529516 1990 H / I 10MM  -----  -----  -----  ----- 420 60 2.56 0.093
529516 SCHOTT GLASS TECH. KZFN2 1992 H / I 5MM ~<334.1 (20%) ~345 ~369 ~>1970.1 (98.3%) 380 630 61 2.54 0.092
529517 OHARA CORP. SSL2 1990 I 10MM ~<300 (3%) ~322 ~354 ~>1060 (99.9%) 470 54 2.57 0.093
529518 CHINA TF1 1996 H / I ----- ----- ----- ----- ----- 400 59 2.56 0.093
529518 CORNING-FRANCE B29-52 1991 P 10MM ~<291 (3%) ~327 ~362 ~>1800 (98.1%)  ----- 630 59 2.56 0.093
529518 EAST GERMANY KzF2 PRE 1992 ACQ. BY SCHOTT 10MM ~<340 (14.5%) ~361 ~400 ~>1500 (99.4%) ----- 59 2.55 0.092
529518 RUSSIA C386 PRE 1992 H / I 10MM  ---- ~<360 (53.7%) ~399 ~>1500 (99.8%) ----- 59 2.56 0.093
529769 CORNING-FRANCE B29-77 1991 NA 10MM ~<310 (15.2%) ~326 ~356 ~>1000 (99.6%) 385  -----  ----- 3.78 0.137
529770 SCHOTT GLASS TECH. NPK51 1992 P/EG 10MM ~<290 (4%) ~324 ~352 ~>2500 (95.4%) 400  ----- 127 3.96 0.143
529770 SCHOTT GLASS TECH. PK51A 1992 H / I 5MM ~<300 (48%) ~303 ~344 ~>2500.0 (97.7%) 400 127 3.96 0.143
530512 PILKINGTON OPTICAL   TF530512 1990 H / I 10MM  ----- ~<360 (87.8%) ~367 ~>1000 (99.1%)  ----- 67 2.70 0.098
530518 HAYWARD SCIENTIFIC CF1 PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- ----- -----
530605 CHINA BAK1 1996 H / I ----- ----- ----- ----- ----- 450 70 2.76 0.100
530605 RUSSIA C081 PRE 1992 H / I ----- ----- ----- ----- ----- ----- 74 2.76 0.100
531511 SCHOTT GLASS TECH. KF50 1992 H / I 5MM ~<310 (22%) ~318 ~343 ~>700 (99.9%) 430  ----- 73 2.70 0.098
531621 EAST GERMANY BK6 PRE 1992 ACQ. BY SCHOTT ----- ----- ----- ----- ----- ----- 70 2.68 0.097
531621 HOYA CORP. BSC6 1978 H / I 5MM ~<280 (4%) ~305 ~330 ~>700 (99.9%) 565 92 2.70 0.098
531622 SCHOTT GLASS TECH. BK6 1992 I 5MM ~<290 (8%) ~310 ~332 ~>1970.1 (96.6%) 580 684 78 2.69 0.097
531625 OHARA CORP. BSL6 1990 H / I 10MM ~<300 (7%) ~319 ~346 ~>1060 (99.3%) 550 72 2.70 0.098
532488 CHINA QF6 1996 H / I ----- ----- ----- ----- ----- 455 73 2.81 0.102
532488 HOYA CORP. EFEL6 DERIVED  HYPOTHETICAL 1MM*  ----- ~<340 (75.5%) ~349 ~>1550 (99.9%) 470 86 2.51 0.091
532488 HOYA CORP. EFEL6 1998 P/EG 5MM ~<330 (2%) ~347 ~363 ~>1550 (99.6%) 470 86 2.51 0.091
532488 HOYA CORP. FEL6 DERIVED  HYPOTHETICAL 1MM*  ----- ~<300 (63.1%) ~311 ~>1550 (99.9%) 495 89 2.78 0.101
532488 HOYA CORP. FEL6 1998 P 5MM ~<300 (10%) ~309 ~324 ~>1550 (99.6%) 495 89 2.78 0.101
532488 SCHOTT GLASS TECH. LLF6 1992 I 5MM ~<300 (14%) ~308 ~327 ~>1970.1 (96.6%) 420 627 75 2.81 0.102
532489 EAST GERMANY LLF6 PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (31.8%) ~327 ~353 ~>1500 (99.4%) ----- 74 2.81 0.102
532489 HIKARI CORP. E-LLF6 2001 EG/P 10MM ~<340(9%) ~350 ~368 ~>2400(92.1%) 539 590  ----- 2.51 0.091
532489 OHARA CORP. PBL6 1990 I 10MM ~300 ~316 ~335 ~>700 (99.8%) 450 83 2.79 0.101
532489 OHARA CORP. S-TIL6 1996 P/EG 10MM ~<340 (7%) ~352 ~373 ~>2000 (94.7%) 490 82 2.50 0.091
532489 SCHOTT GLASS TECH. NLLF6 2000 P/EG 10MM ~<350 (38%) ~354 ~374 ~>1970 (91.0%) 520 77 2.50 0.091
533452 EAST GERMANY LLF8 PRE 1992 ACQ. BY SCHOTT 10MM ~<360 (9%) ~381 ~420 ~>1500 (99.7%) ----- 85 2.53 0.092
533459 HOYA CORP. FF2 1978 H / I 5MM  -----   -----   -----  ----- 520  ----- 2.51 0.091
533459 OHARA CORP. FTM8 1990 I 10MM ~<360 (12%) ~372 ~398 ~>700 (99.7%) 450 85 2.53 0.092
533460 CHINA TIF1 1996 H / I ----- ----- ----- ----- ----- 440 884 2.51 0.091
533460 SCHOTT GLASS TECH. TiF2 1992 H / I 5MM ~<350 (10%) ~367 ~390 ~>700 (99.9%) 450 648 86 2.51 0.091
533580 EAST GERMANY ZK1 PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (27.6%) ~330 ~358 ~>1500 (99.2%) ----- 73 2.72 0.098
533580 OHARA CORP. ZSL1 1990 H / I 10MM ~<290 (2%) ~314 ~340 ~>1060 (99.7%) 490 75 2.72 0.098
533580 SCHOTT GLASS TECH. ZK1 1992 I 5MM ~<290 (6%) ~309 ~331 ~>2325.4  (92%) 500 732 75 2.71 0.098
533581 HOYA CORP. ZnC1 1978 H / I 5MM ~<290 (19%) ~301  ~329 ~>700 (99.9%) 510 91 2.72 0.098
534515 HOYA CORP. CF4 1978 H / I 5MM ~<300 (7%) ~310 ~330 ~>700 (99.9%) 490  ----- 2.78 0.101
534516 OHARA CORP. NSL34 1990 H / I 10MM ~300 ~317 ~337 ~>1060 (99.6%) 490 91 2.77 0.100
534553 SCHOTT GLASS TECH. ZK5 1992 H / I 5MM ~<290 (10%) ~306 ~331 ~>2325.4 (93%) 430 726 87 2.76 0.100
534554 EAST GERMANY ZK5 PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (35.1%) ~326 ~351 ~>1500 (98.8%) ----- 83 2.76 0.100
534554 HOYA CORP. ZnC5 1978 H / I 5MM ~<300 (35%) ~304 ~332 ~>700 (99.9%) 505 102 2.75 0.100
534555 CHINA K12 1996 H / I ----- ----- ----- ----- ----- 495 81 2.76 0.100
534555 OHARA CORP. ZSL5 1990 H / I 10MM ~<290 (6%) ~308 ~329 ~>1060 (99.8%) 490 94 2.76 0.100
534555 RUSSIA C061 PRE 1992 H / I 10MM ----- ~<300 (77.1%) ~314 ~>1100 (99.5%) ----- 81 2.76 0.100
540449 RUSSIA C304 PRE 1992 H / I 10MM ~<360 (41.0%) ~364 ~387 ~>1500 (98.8%) ----- 86 2.54 0.092
540510 HOYA CORP. CF1 1978 H / I 5MM ~<310 (37%) ~315 ~325 ~>700 (99.9%) 490  ----- 2.78 0.101
540510 OHARA CORP. NSL31 1990 H / I 10MM ~<310 (18%) ~319 ~342 ~>700 (99.7%) 500 90 2.84 0.103
540511 SCHOTT GLASS TECH. KF1 1992 H / I 5MM ~<300 (9%) ~314 ~333 ~>700 (99.8%) 430 649 88 2.78 0.101
540594 HIKARI CORP. E-BAK2 2001 EG/P 10MM ~<290 (8%) ~306 ~328 ~>2200(92.5%) 524 605  ----- 2.79 0.101
540595 OHARA CORP. BAL12 1990 H / I 10MM ~<290 (2%) ~309 ~333 ~>700 (99.8%) 510 83 2.75 0.100
540595 OHARA CORP. S-BAL12 1996 P/EG 10MM ~<300 (2%) ~317 ~339 ~>2200 (92.0%) 520 86 2.75 0.100
540596 EAST GERMANY BaK2 PRE 1992 ACQ. BY SCHOTT ----- ----- ----- ----- ----- ----- 83 2.85 0.103
540597 CHINA BAK2 1996 H / I ----- ----- ----- ----- ----- 540 75 2.86 0.104
540597 CORNING-FRANCE B39-59 1991 P 10MM ~<300 (12.9%) ~312 ~334 ~>1800 (97.2%)  ----- 660 84 2.81 0.102
540597 HOYA CORP. BaC2 1978 H / I 5MM ~<280 (4%) ~298 ~326 ~>700 (99.9%) 540 90 2.86 0.104
540597 PILKINGTON OPTICAL   MBC540597 1990 H / I 10MM  -----  -----  -----  ----- 510 81 2.87 0.104
540597 RUSSIA C083 PRE 1992 H / I ----- ----- ----- ----- ----- ----- 74 2.86 0.104
540597 SCHOTT GLASS TECH. BaK2 1992 H / I 5MM ~<280 (23%) ~290 ~317 ~>1970.1 (96.5%) 530 80 2.86 0.104
540597 SCHOTT GLASS TECH. NBAK2 2000 P/EG 10MM ~<280 (4%) ~303 ~325 ~>1970 (94.0%) 530 80 2.86 0.104
541472 CHINA ----- 1996 H / I ----- ----- ----- ----- ----- ----- 2.86 0.104
541472 HIKARI CORP. E-LLF2 2001 EG/P 10MM  ----  ----  ----  ---- 473 597  ----- 2.52 0.091
541472 HOYA CORP. EFEL2 DERIVED  HYPOTHETICAL 1MM*  ----- ~<340 (70.4%) ~352 ~>1550 (99.9%) 550 82 2.53 0.092
541472 HOYA CORP. EFEL2 1998 P/EG 5MM ~<340 (17%) ~349 ~366 ~>1550 (99.6%) 550 82 2.53 0.092
541472 HOYA CORP. FEL2 DERIVED  HYPOTHETICAL 1MM*  ----- ~<300 (63.1%) ~316 ~>1550 (99.9%) 455 81 2.86 0.104
541472 HOYA CORP. FEL2 1998 P 5MM ~<300 (7%) ~313 ~328 ~>1550 (99.6%) 455 81 2.86 0.104
541472 OHARA CORP. PBL2 1990 I 10MM ~<310 (17%) ~317 ~335 ~>700 (99.8%) 420 88 2.86 0.104
541472 OHARA CORP. S-TIL2 1996 P/EG 10MM ~<340 (4%) ~355 ~377 ~>2200 (94.2%) 500 82 2.52 0.091
541472 PILKINGTON OPTICAL   ELF541472 1990 H / I 10MM  ----- ~<360 (98.1%) ~<360 (98.1%) ~>1000 (99.7%) 460 83 2.87 0.104
541472 PILKINGTON OPTICAL   ELF541472A 2002 EG 5MM  ----- ~<320 (86.2%) ~324 ~>2200.0 (91.8%) 411 81 3.23 0.117
541472 SCHOTT GLASS TECH. LLF2 1992 I 5MM ~<300 (10%) ~309 ~325 ~>1970.1 (96.3%) 410 629 79 2.87 0.104
541473 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.90 0.105
541473 EAST GERMANY LLF2 PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (24.1%) ~329 ~355 ~>1500 (99.4%) ----- 80 2.86 0.104
541476 CORNING-FRANCE B41-48 1991 P 10MM ~<320 (45.1%) ~322 ~341 ~>1800 (99.5%)  ------ 619  ------ 2.86 0.104
541598 HAYWARD SCIENTIFIC LBC1 PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- ----- -----
541599 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.84 0.103
542734 CORNING-FRANCE B42-73 1991 NA 10MM  ----- ~<340 (61.8%) ~363 ~>1000 (99.6%) 408  -----  ----- 3.64 0.132
547536 EAST GERMANY BaLF5 PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (22.0%) ~330 ~355 ~>1500 (99.0%) ----- 86 2.94 0.106
547536 OHARA CORP. BAL5 1990 I 10MM ~310 ~326 ~352 ~>1060 (99.1%) 520 92 2.82 0.102
547536 SCHOTT GLASS TECH. BaLF5 1992 I 5MM ~<310 (36%) ~315 ~338 ~>2325.4 (95.9%) 440 724 81 2.95 0.107
547536 SCHOTT GLASS TECH. NBALF5 2000 P/EG 10MM ~334 ~352 ~374 ~>1970 (92.0%) 600 73 2.61 0.095
547628 CHINA BAK3 1996 H / I ----- ----- ----- ----- ----- 530 52 2.86 0.104
547628 RUSSIA C085 PRE 1992 H / I ----- ----- ----- ----- ----- ----- 56 2.85 0.103
547676 RUSSIA C022 PRE 1992 H / I 10MM ----- ----- ~<360 (93.0%) ~>1500 (91.2%) ----- 62 2.93 0.106
548422 SCHOTT GLASS TECH. TiF3 1992 H / I 5MM ~<350 (25%) ~359 ~378 ~>2500.0 (91%) 390 601 101 2.61 0.095
548456 PILKINGTON OPTICAL   ELF548456 1990 H / I 10MM  ----- ~<360 (93.3%) ~<360 (93.3%) ~>1000 (99.1%) 450 81 2.95 0.107
548457 CORNING-FRANCE B48-46 1991 P 10MM ~<300 (2%) ~323 ~345 ~>1800 (96.4%)  ----- 606 81 2.93 0.106
548458 HIKARI CORP. E-LLF1 2001 EG/P 10MM ~<350(16%) ~358 ~377 ~>2200(91.9%) 467 607  ----- 2.52 0.091
548458 HOYA CORP. EFEL1 DERIVED  HYPOTHETICAL 1MM*  ----- ~<340 (67.6%) ~352 ~>1550 (99.9%) 535 79 2.54 0.092
548458 HOYA CORP. EFEL1 1998 P/EG 5MM ~<340 (.15) ~349 ~366 ~>1550 (99.8%) 535 79 2.54 0.092
548458 HOYA CORP. FEL1 DERIVED  HYPOTHETICAL 1MM*  ----- ~<300 (63.1%) ~316 ~>1550 (99.9%) 475 84 2.93 0.106
548458 HOYA CORP. FEL1 1998 P 5MM ~<300 (8%) ~313 ~327 ~1550 (99.8%) 475 84 2.93 0.106
548458 OHARA CORP. PBL1 1990 I 10MM ~<310 (18%) ~318 ~337 ~>700 (99.8%) 430 84 2.93 0.106
548458 OHARA CORP. S-TIL1 1996 P/EG 10MM ~340 ~355 ~374 ~>2000 (94.8%) 490 86 2.54 0.092
548458 SCHOTT GLASS TECH. LLF1 2000 P 10MM ~<300 (2%) ~317 ~333 ~>1970 (93.0%) 450  ----- 81 2.94 0.106
548459 CHINA QF1 1996 H / I ----- ----- ----- ----- ----- 430 75 2.93 0.106
548459 RUSSIA C301 PRE 1992 H / I 10MM ~<360 (35.5%) ~367 ~394 ~>1500 (98.8%) ----- 72 2.73 0.099
548459 SCHOTT GLASS TECH. NLLF1 2000 P/EG 10MM ~<350 (48%) ~352 ~380 ~>1970 (97.1%) 520 80 2.49 0.090
548535 CORNING-FRANCE B48-53 1991 P 10MM ~<310 (11.0%) ~321 ~340 ~>1800 (96.1%)  ----- 642 87 2.81 0.102
548537 BAUSCH & LOMB ----- PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- 2.94 0.106
548540 RUSSIA C219 PRE 1992 H / I 10MM ~<320 (12.8%) ~334 ~359 ~>1500 (98.6%) ----- 70 2.92 0.106
548628 EAST GERMANY PSK1 PRE 1992 ACQ. BY SCHOTT ----- ----- ----- ----- ----- ----- 70 2.55 0.092
548628 OHARA CORP. BAL21 1990 H / I 10MM ~<310 (5%) ~334 ~365 ~>700 (99.6%) 580 64 2.86 0.104
548742 SCHOTT GLASS TECH. ULTRAN30 1992 H / I 5MM  ----- ~<250 (82%) ~270 ~>2325.4 (99.8%) 420 119 4.02 0.146
549454 EAST GERMANY LLF7 PRE 1992 ACQ. BY SCHOTT 10MM ~<320 (19.2%) ~332 ~358 ~>1500 (99.2%) ----- 83 2.98 0.108
549454 HOYA CORP. FEL7 1978 H / I 5MM ~<300 (6%) ~315 ~330 ~>700 (99.9%) 475  ---- 2.98 0.108
549454 SCHOTT GLASS TECH. LLF7 1992 I 5MM ~300 (17%) ~313 ~331 ~>1970.1 (96.6%) 390 625 73 2.98 0.108
549456 OHARA CORP. PBL7 1990 H / I 10MM ~<310 (12%) ~319 ~338 ~>700 (99.7%) 410 87 2.94 0.106
549457 HAYWARD SCIENTIFIC LF5 PRE-1979 NA ----- ----- ----- ----- ----- ----- ----- ----- -----
549540 CHINA BAF1 1996 H / I ----- ----- ----- ----- ----- ----- 2.92 0.106
549681 CHINA ----- 1996 H / I ----- ----- ----- ----- -----  ----- 70 2.94 0.106

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