Kopp 3384  
Note: Graph and tabular data at 2.45 mm
Filter Specifications
Transmission must be 37% between 491 nm and 513 nm (cut-off wavelength)
Transmission must be ³ 80% from 558 nm to 750 nm 
Transmission must be < 0.5% at wavelength shorter than 446 nm
Difference between 15% and 60% transmission must be < 20 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 /ºC (30-300 ºC)
Strain Temperature 400 ºC
Annealing Temperature 554 ºC
Deformation Temperature 590 ºC
                   
    Kopp 3384  
Wavelength Transmission Wavelength Transmission Wavelength Transmission
(nm) (%) (nm) (%) (nm) (%)
200 0.00 435 0.00 670 84.25
205 0.00 440 0.00 675 84.21
210 0.00 445 0.00 680 84.29
215 0.00 450 0.00 685 84.32
220 0.00 455 0.12 690 84.26
225 0.00 460 0.32 695 84.18
230 0.00 465 0.14 700 84.20
235 0.00 470 0.31 705 84.20
240 0.00 475 0.20 710 84.17
245 0.00 480 0.14 715 84.15
250 0.00 485 0.06 720 84.11
255 0.00 490 0.26 725 84.08
260 0.00 495 0.47 730 84.07
265 0.00 500 3.78 735 83.96
270 0.00 505 19.66 740 83.98
275 0.00 510 46.06 745 83.94
280 0.00 515 63.34 750 83.90
285 0.00 520 70.64 755 83.84
290 0.00 525 73.92 760 83.84
295 0.00 530 75.66 765 83.70
300 0.00 535 76.86 770 83.73
305 0.00 540 77.81 775 83.63
310 0.00 545 78.62 780 83.56
315 0.00 550 79.31 785 83.46
320 0.00 555 79.97 790 83.47
325 0.00 560 80.54 795 83.45
330 0.00 565 80.98 800 83.33
335 0.00 570 81.39 805 83.23
340 0.00 575 81.76 810 83.31
345 0.00 580 82.10 815 83.15
350 0.00 585 82.42 820 83.14
355 0.00 590 82.71 825 83.10
360 0.00 595 82.92 830 83.03
365 0.00 600 83.17 835 83.01
370 0.00 605 83.29 840 82.79
375 0.00 610 83.45 845 82.72
380 0.00 615 83.56 850 82.69
385 0.00 620 83.69 855 82.53
390 0.00 625 83.71 860 82.68
395 0.00 630 83.85 865 82.59
400 0.00 635 83.89 870 82.07
405 0.00 640 83.95 875 82.17
410 0.00 645 84.01 880 82.47
415 0.00 650 84.09 885 82.47
420 0.00 655 84.13 890 82.79
425 0.00 660 84.15 895 82.43
430 0.00 665 84.20 900 82.60