Kopp 7064  
Note: Graph and tabular data at 4.67 mm
Filter Specifications
Transmission at 400 nm must be 70%
Transmission at 500 nm must be 78%
Transmission at 600 nm must be 58%
Transmission at 700 nm must be 30%
Transmission at 800 nm must be 10%
Transmission at 900 nm must be 5%
Physical Properties
Nominal Thickness Range 4.5 - 6.0 mm
Refractive Index nD = 1.51
Density 2.48 g/cm3
Thermal Linear Expansion 66E-7 /C (30-300 C)
Strain Temperature 526 C
Annealing Temperature 587 C
Deformation Temperature 628 C
    Kopp 7064  
Wavelength Transmission Wavelength Transmission Wavelength Transmission
(nm) (%) (nm) (%) (nm) (%)
200 0.00 435 80.82 670 38.01
205 0.00 440 81.11 675 36.20
210 0.00 445 81.43 680 34.39
215 0.00 450 81.92 685 32.58
220 0.00 455 82.12 690 30.88
225 0.00 460 82.45 695 29.25
230 0.00 465 82.66 700 27.66
235 0.00 470 82.86 705 26.12
240 0.00 475 83.22 710 24.66
245 0.00 480 83.41 715 23.24
250 0.00 485 83.48 720 21.91
255 0.00 490 83.41 725 20.58
260 0.00 495 83.27 730 19.32
265 0.00 500 83.19 735 18.11
270 0.00 505 82.94 740 16.99
275 0.00 510 82.58 745 15.92
280 0.00 515 82.09 750 14.92
285 0.00 520 81.56 755 13.98
290 0.00 525 80.70 760 13.10
295 0.00 530 80.07 765 12.27
300 0.00 535 79.34 770 11.50
305 0.00 540 78.49 775 10.77
310 0.04 545 77.43 780 10.12
315 0.31 550 76.47 785 9.50
320 1.50 555 75.55 790 8.94
325 4.80 560 74.57 795 8.42
330 11.31 565 73.53 800 7.94
335 20.59 570 72.27 805 7.47
340 31.48 575 70.97 810 7.05
345 42.28 580 69.59 815 6.71
350 51.81 585 68.10 820 6.40
355 58.91 590 66.56 825 6.03
360 64.68 595 64.91 830 5.78
365 69.32 600 63.34 835 5.52
370 72.19 605 61.67 840 5.27
375 73.50 610 59.95 845 5.01
380 74.58 615 58.23 850 4.82
385 76.39 620 56.25 855 4.61
390 78.07 625 54.45 860 4.42
395 78.81 630 52.56 865 4.28
400 79.49 635 50.68 870 4.10
405 79.77 640 48.81 875 3.98
410 80.03 645 46.99 880 3.80
415 80.26 650 45.14 885 3.80
420 80.52 655 43.41 890 3.53
425 80.79 660 41.60 895 3.54
430 80.77 665 39.76 900 3.32