Kopp 5874  
Note: Graph and tabular data at 5.10 mm
Filter Specifications
Transmission must be > 50% at 365 nm 
Physical Properties
Nominal Thickness Range 4.9 - 5.1 mm
Refractive Index nD = 1.49
Density 2.33 g/cm3
Thermal Linear Expansion 44E-7 /ēC (30-300 ēC)
Strain Temperature 532 ēC
Annealing Temperature 572 ēC
Deformation Temperature 794 ēC
                   
    Kopp 5874  
Wavelength Transmission Wavelength Transmission Wavelength Transmission
(nm) (%) (nm) (%) (nm) (%)
200 0.00 435 0.00 670 0.00
205 0.00 440 0.00 675 0.00
210 0.00 445 0.00 680 0.00
215 0.00 450 0.00 685 0.02
220 0.00 455 0.00 690 0.10
225 0.00 460 0.00 695 0.45
230 0.00 465 0.00 700 1.50
235 0.00 470 0.00 705 3.73
240 0.00 475 0.00 710 7.29
245 0.00 480 0.00 715 11.88
250 0.00 485 0.00 720 16.83
255 0.00 490 0.00 725 21.54
260 0.00 495 0.00 730 25.84
265 0.00 500 0.00 735 29.49
270 0.00 505 0.00 740 32.20
275 0.00 510 0.00 745 33.45
280 0.00 515 0.00 750 33.46
285 0.00 520 0.00 755 32.14
290 0.00 525 0.00 760 30.21
295 0.01 530 0.00 765 28.13
300 0.08 535 0.00 770 26.71
305 0.41 540 0.00 775 25.75
310 1.46 545 0.00 780 25.18
315 3.73 550 0.00 785 24.56
320 7.42 555 0.00 790 23.71
325 12.65 560 0.00 795 22.76
330 19.28 565 0.00 800 21.75
335 26.45 570 0.00 805 20.67
340 33.85 575 0.00 810 19.71
345 41.17 580 0.00 815 18.82
350 48.14 585 0.00 820 17.90
355 52.86 590 0.00 825 17.17
360 55.83 595 0.00 830 16.43
365 57.31 600 0.00 835 15.75
370 55.61 605 0.00 840 15.17
375 50.62 610 0.00 845 14.56
380 42.63 615 0.00 850 14.01
385 32.13 620 0.00 855 13.61
390 20.48 625 0.00 860 13.09
395 10.56 630 0.00 865 12.71
400 4.41 635 0.00 870 12.38
405 1.51 640 0.00 875 11.87
410 0.44 645 0.00 880 11.68
415 0.12 650 0.00 885 11.37
420 0.03 655 0.00 890 10.97
425 0.01 660 0.00 895 10.82
430 0.00 665 0.00 900 10.23