Kopp 4303  
Note: Graph and tabular data at 3.90 mm
Filter Specifications
Transmission at 558 nm must be 15 ± 0.7% 
Difference between 15% and 60% transmission must 47 - 57 nm 
Maximum transmission must be at 473 ± 5 nm
Physical Properties
Nominal Thickness Range 3.5 - 4.5 mm
Refractive Index nD = 1.51
Density 2.50 g/cm3
Thermal Linear Expansion 95E-7 /șC (30-300 șC)
Strain Temperature 474 șC
Annealing Temperature 511 șC
Deformation Temperature 685 șC
                   
                   
    Kopp 4303  
Wavelength Transmission Wavelength Transmission Wavelength Transmission
(nm) (%) (nm) (%) (nm) (%)
200 0.00 435 64.54 670 0.01
205 0.00 440 65.82 675 0.01
210 0.00 445 67.07 680 0.01
215 0.00 450 67.99 685 0.00
220 0.00 455 68.90 690 0.00
225 0.00 460 69.60 695 0.00
230 0.00 465 70.00 700 0.00
235 0.00 470 70.06 705 0.00
240 0.00 475 69.94 710 0.00
245 0.00 480 69.35 715 0.00
250 0.00 485 68.39 720 0.00
255 0.00 490 67.00 725 0.00
260 0.00 495 65.11 730 0.00
265 0.00 500 62.73 735 0.00
270 0.00 505 59.66 740 0.00
275 0.00 510 56.20 745 0.00
280 0.00 515 52.20 750 0.00
285 0.00 520 47.82 755 0.00
290 0.00 525 43.18 760 0.00
295 0.00 530 38.36 765 0.00
300 0.00 535 33.55 770 0.00
305 0.00 540 28.85 775 0.00
310 0.00 545 24.38 780 0.00
315 0.00 550 20.28 785 0.00
320 0.00 555 16.58 790 0.00
325 0.00 560 13.34 795 0.00
330 0.01 565 10.59 800 0.00
335 0.12 570 8.25 805 0.00
340 0.70 575 6.36 810 0.00
345 2.40 580 4.84 815 0.00
350 5.72 585 3.63 820 0.00
355 10.36 590 2.69 825 0.00
360 16.05 595 1.98 830 0.00
365 21.80 600 1.44 835 0.00
370 27.27 605 1.04 840 0.00
375 32.02 610 0.75 845 0.00
380 36.14 615 0.53 850 0.00
385 40.55 620 0.38 855 0.00
390 44.63 625 0.27 860 0.00
395 48.12 630 0.19 865 0.00
400 51.20 635 0.13 870 0.00
405 53.78 640 0.09 875 0.00
410 56.03 645 0.07 880 0.00
415 58.12 650 0.05 885 0.00
420 60.04 655 0.03 890 0.00
425 61.70 660 0.02 895 0.00
430 63.20 665 0.02 900 0.00