Kopp 7050  
Note: Graph and tabular data at 5.56 mm
Filter Specifications
Transmission at 400 nm must be 60%
Transmission at 500 nm must be 68%
Transmission at 600 nm must be 48%
Transmission at 700 nm must be 26%
Transmission at 800 nm must be 9%
Transmission at 900 nm must be 3%
Physical Properties
Nominal Thickness Range 4.4 - 6.0 mm
Refractive Index nD = 1.51
Density 2.49 g/cm3
Thermal Linear Expansion 61E-7 /C (30-300 C)
Strain Temperature 542 C
Annealing Temperature 560 C
Deformation Temperature 612 C
                   
    Kopp 7050  
Wavelength Transmission Wavelength Transmission Wavelength Transmission
(nm) (%) (nm) (%) (nm) (%)
200 0.00 435 68.13 670 30.60
205 0.00 440 68.32 675 28.94
210 0.00 445 68.87 680 27.24
215 0.00 450 69.70 685 25.63
220 0.00 455 70.36 690 24.05
225 0.00 460 70.93 695 22.52
230 0.00 465 71.36 700 21.09
235 0.00 470 71.80 705 19.68
240 0.00 475 72.27 710 18.39
245 0.00 480 72.56 715 17.14
250 0.00 485 72.78 720 15.99
255 0.00 490 72.88 725 14.88
260 0.00 495 72.92 730 13.82
265 0.00 500 72.83 735 12.83
270 0.00 505 72.77 740 11.88
275 0.00 510 72.58 745 11.01
280 0.00 515 72.25 750 10.17
285 0.00 520 71.71 755 9.39
290 0.00 525 71.13 760 8.68
295 0.00 530 70.59 765 8.00
300 0.00 535 69.96 770 7.38
305 0.00 540 69.23 775 6.82
310 0.00 545 68.40 780 6.33
315 0.00 550 67.46 785 5.81
320 0.03 555 66.72 790 5.39
325 0.30 560 65.89 795 5.00
330 1.42 565 65.02 800 4.61
335 4.37 570 63.99 805 4.28
340 9.69 575 62.81 810 3.97
345 17.00 580 61.43 815 3.71
350 25.31 585 60.07 820 3.46
355 33.47 590 58.60 825 3.20
360 40.87 595 57.02 830 2.99
365 47.04 600 55.47 835 2.80
370 51.38 605 53.76 840 2.61
375 53.23 610 51.99 845 2.45
380 55.08 615 50.20 850 2.31
385 58.50 620 48.38 855 2.17
390 61.65 625 46.53 860 2.03
395 63.74 630 44.68 865 1.95
400 65.01 635 42.82 870 1.87
405 65.78 640 40.96 875 1.76
410 66.21 645 39.18 880 1.68
415 66.65 650 37.43 885 1.58
420 67.14 655 35.69 890 1.48
425 67.58 660 33.98 895 1.48
430 67.87 665 32.32 900 1.40