Kopp 3718  
Note: Graph and tabular data at 2.75 mm
Filter Specifications
Maximum transmission at 473 ± 5 nm
Transmission at 480 nm must be 80 ± 0.7%
Physical Properties
Nominal Thickness Range 2.7 - 3.3 mm
Refractive Index nD = 1.51
Density 2.49 g/cm3
Thermal Linear Expansion 96E-7 /șC (30-300 șC)
Strain Temperature 468 șC
Annealing Temperature 509 șC
Deformation Temperature 690 șC
                   
                   
    Kopp 3718  
Wavelength Transmission Wavelength Transmission Wavelength Transmission
(nm) (%) (nm) (%) (nm) (%)
200 0.01 435 59.77 670 92.60
205 0.01 440 66.03 675 92.66
210 0.01 445 70.93 680 92.79
215 0.01 450 73.96 685 92.80
220 0.01 455 76.02 690 92.82
225 0.01 460 77.23 695 92.92
230 0.01 465 79.16 700 92.85
235 0.01 470 80.64 705 92.97
240 0.01 475 80.84 710 93.03
245 0.01 480 80.44 715 93.14
250 0.01 485 80.14 720 93.23
255 0.01 490 80.45 725 93.42
260 0.01 495 81.31 730 93.37
265 0.01 500 82.51 735 93.46
270 0.01 505 84.35 740 93.52
275 0.01 510 86.58 745 93.55
280 0.01 515 88.62 750 93.76
285 0.01 520 90.07 755 93.71
290 0.01 525 91.00 760 93.78
295 0.01 530 91.30 765 93.80
300 0.01 535 91.46 770 93.97
305 0.01 540 91.52 775 93.93
310 0.01 545 91.64 780 93.89
315 0.01 550 91.62 785 94.02
320 0.01 555 91.61 790 94.08
325 0.01 560 91.74 795 94.06
330 0.01 565 91.73 800 93.86
335 0.02 570 91.78 805 93.71
340 0.34 575 91.76 810 93.75
345 3.20 580 91.84 815 93.92
350 14.48 585 91.87 820 93.77
355 33.17 590 91.80 825 93.85
360 49.37 595 91.92 830 93.73
365 59.78 600 92.00 835 93.61
370 66.06 605 91.98 840 93.18
375 68.78 610 92.03 845 93.59
380 68.23 615 92.15 850 93.02
385 64.56 620 92.12 855 93.13
390 59.17 625 92.13 860 93.57
395 53.34 630 92.12 865 93.50
400 48.16 635 92.24 870 93.90
405 44.61 640 92.28 875 93.62
410 42.60 645 92.36 880 93.26
415 42.70 650 92.34 885 93.86
420 44.60 655 92.45 890 93.82
425 48.51 660 92.45 895 93.14
430 53.92 665 92.53 900 93.08