Kopp 7380  
Note: Graph and tabular data at 2.16 mm
Filter Specifications
Transmission must be < 0.5% at 334 nm
Transmission must be > 60% at 365 nm
Physical Properties
Nominal Thickness Range 1.9 - 2.1 mm
Refractive Index nD = 1.51
Density 2.47 g/cm3
Thermal Linear Expansion 85E-7 /ºC (30-300 ºC)
Strain Temperature 486 ºC
Annealing Temperature 526 ºC
Deformation Temperature 704 ºC
                   
    Kopp 7380  
Wavelength Transmission Wavelength Transmission Wavelength Transmission
(nm) (%) (nm) (%) (nm) (%)
200 0.00 435 90.36 670 91.94
205 0.00 440 90.49 675 92.03
210 0.00 445 90.65 680 92.12
215 0.00 450 90.74 685 92.12
220 0.00 455 90.82 690 92.27
225 0.00 460 90.83 695 92.25
230 0.00 465 91.04 700 92.25
235 0.00 470 90.97 705 92.33
240 0.00 475 91.13 710 92.33
245 0.00 480 91.01 715 92.31
250 0.00 485 91.12 720 92.39
255 0.00 490 91.21 725 92.45
260 0.00 495 91.21 730 92.54
265 0.00 500 91.15 735 92.51
270 0.00 505 91.23 740 92.58
275 0.00 510 91.44 745 92.54
280 0.00 515 91.44 750 92.60
285 0.00 520 91.40 755 92.65
290 0.00 525 91.50 760 92.66
295 0.00 530 91.42 765 92.74
300 0.00 535 91.40 770 92.63
305 0.00 540 91.52 775 92.63
310 0.00 545 91.53 780 92.69
315 0.00 550 91.57 785 92.78
320 0.00 555 91.49 790 92.80
325 0.01 560 91.57 795 92.87
330 0.01 565 91.61 800 92.86
335 0.03 570 91.58 805 92.69
340 0.70 575 91.70 810 92.87
345 5.88 580 91.65 815 92.75
350 20.35 585 91.64 820 92.79
355 39.86 590 91.66 825 92.95
360 57.07 595 91.78 830 92.85
365 69.22 600 91.66 835 92.61
370 76.82 605 91.64 840 92.53
375 81.02 610 91.71 845 92.42
380 83.69 615 91.58 850 92.42
385 85.87 620 91.67 855 92.57
390 87.51 625 91.72 860 92.29
395 88.48 630 91.69 865 93.23
400 89.07 635 91.69 870 92.55
405 89.40 640 91.75 875 91.85
410 89.78 645 91.75 880 92.39
415 89.91 650 91.67 885 93.45
420 90.03 655 91.87 890 92.80
425 90.23 660 91.85 895 93.52
430 90.23 665 91.88 900 94.63