Kopp 3962  
Note: Graph and tabular data at 2.40 mm
Filter Specifications
Transmission for Total Radiation (Illuminant 2854 K) must be 7.0 0.7%
Minimum Value for Luminous Transmittance (Illuminant 2854 K) must be 47.9%
Physical Properties
Nominal Thickness Range 2.15 - 2.85 mm
Refractive Index nD = 1.50
Density 2.41 g/cm3
Thermal Linear Expansion 48E-7 /C (30-300 C)
Strain Temperature 533 C
Annealing Temperature 569 C
Deformation Temperature 766 C
                   
                   
    Kopp 3962  
Wavelength Transmission Wavelength Transmission Wavelength Transmission
(nm) (%) (nm) (%) (nm) (%)
200 0.00 435 65.14 670 29.41
205 0.00 440 65.74 675 27.70
210 0.00 445 66.57 680 25.98
215 0.00 450 67.50 685 24.31
220 0.00 455 68.33 690 22.71
225 0.00 460 68.91 695 21.14
230 0.00 465 69.46 700 19.68
235 0.00 470 69.95 705 18.24
240 0.00 475 70.61 710 16.92
245 0.01 480 71.10 715 15.65
250 0.00 485 71.46 720 14.47
255 0.00 490 71.63 725 13.33
260 0.00 495 71.77 730 12.28
265 0.00 500 71.85 735 11.29
270 0.00 505 71.79 740 10.36
275 0.00 510 71.68 745 9.50
280 0.00 515 71.35 750 8.68
285 0.00 520 70.89 755 7.97
290 0.00 525 70.20 760 7.26
295 0.00 530 69.62 765 6.62
300 0.00 535 69.05 770 6.06
305 0.00 540 68.35 775 5.55
310 0.00 545 67.48 780 5.06
315 0.02 550 66.60 785 4.64
320 0.13 555 65.85 790 4.24
325 0.57 560 65.11 795 3.89
330 1.72 565 64.24 800 3.59
335 4.03 570 63.24 805 3.30
340 7.53 575 62.03 810 3.04
345 12.09 580 60.71 815 2.79
350 17.47 585 59.29 820 2.59
355 23.33 590 57.79 825 2.39
360 29.00 595 56.22 830 2.24
365 34.59 600 54.62 835 2.08
370 39.38 605 52.92 840 1.94
375 43.10 610 51.19 845 1.82
380 46.55 615 49.42 850 1.69
385 50.13 620 47.58 855 1.60
390 53.24 625 45.75 860 1.49
395 55.70 630 43.85 865 1.42
400 57.67 635 41.94 870 1.33
405 59.26 640 40.07 875 1.30
410 60.66 645 38.21 880 1.20
415 61.80 650 36.42 885 1.15
420 62.91 655 34.66 890 0.99
425 63.78 660 32.90 895 1.09
430 64.48 665 31.13 900 1.05