Kopp 3387  
Note: Graph and tabular data at 3.22 mm
Filter Specifications
Transmission must be 37% between 436 nm and 466 nm (cut-off wavelength)
Transmission must be 80% from 541 nm to 750 nm
Transmission must be < 0.5% at wavelength shorter than 411 nm
Difference between 15% and 60% transmission must be < 30 nm
Physical Properties
Nominal Thickness Range 1.4 - 4.6 mm
Refractive Index nD = 1.51
Density 2.46 g/cm3
Thermal Linear Expansion 54E-7 /C (30-300 C)
Strain Temperature 400 C
Annealing Temperature 554 C
Deformation Temperature 590 C
                   
    Kopp 3387  
Wavelength Transmission Wavelength Transmission Wavelength Transmission
(nm) (%) (nm) (%) (nm) (%)
200 0.00 435 3.02 670 86.22
205 0.00 440 16.31 675 86.04
210 0.00 445 35.97 680 86.17
215 0.00 450 49.66 685 86.03
220 0.01 455 57.16 690 86.03
225 0.00 460 61.42 695 85.92
230 0.01 465 64.23 700 85.81
235 0.01 470 66.54 705 85.75
240 0.00 475 68.38 710 85.59
245 0.01 480 70.15 715 85.50
250 0.01 485 71.83 720 85.41
255 0.01 490 73.17 725 85.27
260 0.01 495 74.57 730 85.23
265 0.01 500 75.78 735 85.04
270 0.01 505 77.00 740 85.07
275 0.01 510 78.10 745 84.93
280 0.01 515 79.07 750 84.82
285 0.01 520 79.89 755 84.68
290 0.01 525 80.85 760 84.56
295 0.01 530 81.56 765 84.53
300 0.01 535 82.24 770 84.46
305 0.01 540 82.78 775 84.20
310 0.01 545 83.20 780 84.31
315 0.01 550 83.65 785 84.06
320 0.01 555 84.12 790 84.03
325 0.01 560 84.46 795 83.98
330 0.01 565 84.77 800 83.70
335 0.01 570 85.03 805 83.84
340 0.01 575 85.21 810 83.71
345 0.01 580 85.52 815 83.61
350 0.01 585 85.65 820 83.68
355 0.01 590 85.81 825 83.61
360 0.01 595 86.04 830 83.45
365 0.01 600 86.10 835 83.60
370 0.01 605 86.15 840 83.55
375 0.01 610 86.21 845 83.21
380 0.01 615 86.20 850 83.32
385 0.01 620 86.37 855 83.30
390 0.01 625 86.26 860 83.47
395 0.01 630 86.39 865 83.21
400 0.01 635 86.31 870 82.90
405 0.01 640 86.29 875 82.63
410 0.01 645 86.24 880 83.79
415 0.01 650 86.34 885 83.21
420 0.01 655 86.24 890 83.91
425 0.01 660 86.18 895 82.17
430 0.19 665 86.21 900 81.05