Kopp 2424  
Note: Graph and tabular data at 3.10 mm
Filter Specifications
Transmission must be 37% between 588 nm and 599 nm (cut-off wavelength)
Transmission must be ³ 80% from 629 nm to 750 nm 
Transmission must be < 0.5% at wavelength shorter than 568 nm
Difference between 15% and 60% transmission must be < 15 nm
Physical Properties
Nominal Thickness Range 1.4 - 4.6 mm
Refractive Index nD = 1.50
Density 2.41 g/cm3
Thermal Linear Expansion 40E-7 /ºC (30-300 ºC)
Strain Temperature 517 ºC
Annealing Temperature 526 ºC
Deformation Temperature 707 ºC
                   
    Kopp 2424  
Wavelength Transmission Wavelength Transmission Wavelength Transmission
(nm) (%) (nm) (%) (nm) (%)
200 0.00 435 0.00 670 88.51
205 0.00 440 0.00 675 88.68
210 0.00 445 0.00 680 88.58
215 0.00 450 0.00 685 88.70
220 0.00 455 0.00 690 88.60
225 0.00 460 0.00 695 88.59
230 0.00 465 0.00 700 88.58
235 0.00 470 0.00 705 88.52
240 0.00 475 0.00 710 88.57
245 0.00 480 0.00 715 88.53
250 0.00 485 0.00 720 88.46
255 0.00 490 0.00 725 88.34
260 0.00 495 0.00 730 88.30
265 0.00 500 0.00 735 88.22
270 0.00 505 0.00 740 88.11
275 0.00 510 0.00 745 88.07
280 0.00 515 0.00 750 87.79
285 0.00 520 0.00 755 87.74
290 0.00 525 0.00 760 87.65
295 0.00 530 0.00 765 87.60
300 0.00 535 0.00 770 87.48
305 0.00 540 0.00 775 87.30
310 0.00 545 0.00 780 87.19
315 0.00 550 0.01 785 87.10
320 0.00 555 0.01 790 87.01
325 0.00 560 0.01 795 86.95
330 0.00 565 0.03 800 86.80
335 0.00 570 0.09 805 86.64
340 0.00 575 0.36 810 86.44
345 0.00 580 1.81 815 86.55
350 0.00 585 8.38 820 86.26
355 0.00 590 25.54 825 86.52
360 0.00 595 48.03 830 86.13
365 0.00 600 65.19 835 86.20
370 0.00 605 75.19 840 86.16
375 0.00 610 80.50 845 85.98
380 0.00 615 83.35 850 85.91
385 0.00 620 84.91 855 86.13
390 0.00 625 85.84 860 85.90
395 0.00 630 86.51 865 85.25
400 0.00 635 87.05 870 85.81
405 0.00 640 87.35 875 85.51
410 0.00 645 87.68 880 84.63
415 0.00 650 87.91 885 85.78
420 0.00 655 88.10 890 84.84
425 0.00 660 88.30 895 84.11
430 0.00 665 88.41 900 85.18