Kopp 1041  
Note: Graph and tabular data at 5.00 mm
Filter Specifications
Transmission must be > 47% at 365 nm 
Transmission must be < 1.2% at 405 nm
Physical Properties
Nominal Thickness Range 5.0 mm
Refractive Index nD = 1.50
Density 2.38 g/cm3
Thermal Linear Expansion 54E-7 /ēC (30-300 ēC)
Strain Temperature 458 ēC
Annealing Temperature 508 ēC
Deformation Temperature 584 ēC
                   
    Kopp 1041  
Wavelength Transmission Wavelength Transmission Wavelength Transmission
(nm) (%) (nm) (%) (nm) (%)
200 0.00 435 0.00 670 0.01
205 0.00 440 0.01 675 0.02
210 0.00 445 0.00 680 0.07
215 0.00 450 0.00 685 0.26
220 0.00 455 0.01 690 0.88
225 0.00 460 0.00 695 2.36
230 0.00 465 0.01 700 5.02
235 0.00 470 0.01 705 8.74
240 0.00 475 0.00 710 13.02
245 0.00 480 0.00 715 17.14
250 0.00 485 0.00 720 20.66
255 0.00 490 0.00 725 23.47
260 0.00 495 0.00 730 25.53
265 0.00 500 0.00 735 27.03
270 0.00 505 0.00 740 27.74
275 0.00 510 0.00 745 27.66
280 0.00 515 0.00 750 26.96
285 0.00 520 0.00 755 25.86
290 0.00 525 0.00 760 24.48
295 0.00 530 0.00 765 23.01
300 0.00 535 0.00 770 21.66
305 0.07 540 0.00 775 20.34
310 0.42 545 0.00 780 19.34
315 1.55 550 0.00 785 18.29
320 4.01 555 0.00 790 17.33
325 8.17 560 0.00 795 16.50
330 13.81 565 0.00 800 15.73
335 20.31 570 0.00 805 15.11
340 27.28 575 0.00 810 14.45
345 34.04 580 0.00 815 14.00
350 40.24 585 0.00 820 13.46
355 44.87 590 0.00 825 13.16
360 48.15 595 0.00 830 12.81
365 49.20 600 0.00 835 12.54
370 47.25 605 0.00 840 12.34
375 41.09 610 0.00 845 12.13
380 32.18 615 0.00 850 12.01
385 21.97 620 0.00 855 11.87
390 12.45 625 0.00 860 11.66
395 5.81 630 0.00 865 11.59
400 2.27 635 0.00 870 11.51
405 0.77 640 0.00 875 11.42
410 0.26 645 0.00 880 11.23
415 0.09 650 0.00 885 11.50
420 0.03 655 0.00 890 11.54
425 0.02 660 0.00 895 11.35
430 0.01 665 0.00 900 11.13