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  Kopp 7064 | 
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  Note: Graph and tabular
  data at 4.67 mm | 
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  Filter Specifications | 
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  Transmission at 400 nm
  must be ³ 70% | 
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  Transmission at 500 nm
  must be ³ 78% | 
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  Transmission at 600 nm
  must be ³ 58% | 
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  Transmission at 700 nm
  must be £ 30% | 
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  Transmission at 800 nm
  must be £ 10% | 
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  Transmission at 900 nm
  must be £ 5% | 
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  Physical Properties | 
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  Nominal Thickness Range | 
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  4.5 - 6.0 mm | 
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  Refractive Index | 
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  nD = 1.51 | 
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  Density | 
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  2.48 g/cm3 | 
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  Thermal Linear Expansion | 
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  66E-7 /ºC (30-300 ºC) | 
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  Strain Temperature | 
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  526 ºC | 
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  Annealing Temperature | 
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  587 ºC | 
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  Deformation Temperature | 
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  628 ºC | 
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    | 
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  Kopp 7064 | 
    | 
   | 
 
 
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  Wavelength | 
  Transmission | 
  Wavelength | 
  Transmission | 
  Wavelength | 
  Transmission | 
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   | 
  (nm) | 
  (%) | 
   | 
  (nm) | 
  (%) | 
   | 
  (nm) | 
  (%) | 
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   | 
  200 | 
  0.00 | 
   | 
  435 | 
  80.82 | 
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  670 | 
  38.01 | 
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   | 
  205 | 
  0.00 | 
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  440 | 
  81.11 | 
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  675 | 
  36.20 | 
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   | 
  210 | 
  0.00 | 
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  445 | 
  81.43 | 
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  680 | 
  34.39 | 
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  215 | 
  0.00 | 
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  450 | 
  81.92 | 
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  685 | 
  32.58 | 
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  220 | 
  0.00 | 
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  455 | 
  82.12 | 
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  690 | 
  30.88 | 
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   | 
  225 | 
  0.00 | 
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  460 | 
  82.45 | 
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  695 | 
  29.25 | 
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   | 
  230 | 
  0.00 | 
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  465 | 
  82.66 | 
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  700 | 
  27.66 | 
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  235 | 
  0.00 | 
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  470 | 
  82.86 | 
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  705 | 
  26.12 | 
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  240 | 
  0.00 | 
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  475 | 
  83.22 | 
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  710 | 
  24.66 | 
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  245 | 
  0.00 | 
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  480 | 
  83.41 | 
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  715 | 
  23.24 | 
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  250 | 
  0.00 | 
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  485 | 
  83.48 | 
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  720 | 
  21.91 | 
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  255 | 
  0.00 | 
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  490 | 
  83.41 | 
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  725 | 
  20.58 | 
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  260 | 
  0.00 | 
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  495 | 
  83.27 | 
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  730 | 
  19.32 | 
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  265 | 
  0.00 | 
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  500 | 
  83.19 | 
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  735 | 
  18.11 | 
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  270 | 
  0.00 | 
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  505 | 
  82.94 | 
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  740 | 
  16.99 | 
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  275 | 
  0.00 | 
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  510 | 
  82.58 | 
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  745 | 
  15.92 | 
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  280 | 
  0.00 | 
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  515 | 
  82.09 | 
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  750 | 
  14.92 | 
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  285 | 
  0.00 | 
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  520 | 
  81.56 | 
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  755 | 
  13.98 | 
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  290 | 
  0.00 | 
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  525 | 
  80.70 | 
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  760 | 
  13.10 | 
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  295 | 
  0.00 | 
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  530 | 
  80.07 | 
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  765 | 
  12.27 | 
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  300 | 
  0.00 | 
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  535 | 
  79.34 | 
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  770 | 
  11.50 | 
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  305 | 
  0.00 | 
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  540 | 
  78.49 | 
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  775 | 
  10.77 | 
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  310 | 
  0.04 | 
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  545 | 
  77.43 | 
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  780 | 
  10.12 | 
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  315 | 
  0.31 | 
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  550 | 
  76.47 | 
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  785 | 
  9.50 | 
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  320 | 
  1.50 | 
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  555 | 
  75.55 | 
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  790 | 
  8.94 | 
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  325 | 
  4.80 | 
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  560 | 
  74.57 | 
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  795 | 
  8.42 | 
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  330 | 
  11.31 | 
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  565 | 
  73.53 | 
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  800 | 
  7.94 | 
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  335 | 
  20.59 | 
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  570 | 
  72.27 | 
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  805 | 
  7.47 | 
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  340 | 
  31.48 | 
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  575 | 
  70.97 | 
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  810 | 
  7.05 | 
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  345 | 
  42.28 | 
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  580 | 
  69.59 | 
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  815 | 
  6.71 | 
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  350 | 
  51.81 | 
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  585 | 
  68.10 | 
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  820 | 
  6.40 | 
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  355 | 
  58.91 | 
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  590 | 
  66.56 | 
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  825 | 
  6.03 | 
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  360 | 
  64.68 | 
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  595 | 
  64.91 | 
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  830 | 
  5.78 | 
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  365 | 
  69.32 | 
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  600 | 
  63.34 | 
   | 
  835 | 
  5.52 | 
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   | 
  370 | 
  72.19 | 
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  605 | 
  61.67 | 
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  840 | 
  5.27 | 
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  375 | 
  73.50 | 
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  610 | 
  59.95 | 
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  845 | 
  5.01 | 
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   | 
  380 | 
  74.58 | 
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  615 | 
  58.23 | 
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  850 | 
  4.82 | 
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   | 
  385 | 
  76.39 | 
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  620 | 
  56.25 | 
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  855 | 
  4.61 | 
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  390 | 
  78.07 | 
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  625 | 
  54.45 | 
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  860 | 
  4.42 | 
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  395 | 
  78.81 | 
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  630 | 
  52.56 | 
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  865 | 
  4.28 | 
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   | 
  400 | 
  79.49 | 
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  635 | 
  50.68 | 
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  870 | 
  4.10 | 
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   | 
  405 | 
  79.77 | 
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  640 | 
  48.81 | 
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  875 | 
  3.98 | 
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   | 
  410 | 
  80.03 | 
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  645 | 
  46.99 | 
   | 
  880 | 
  3.80 | 
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   | 
  415 | 
  80.26 | 
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  650 | 
  45.14 | 
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  885 | 
  3.80 | 
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   | 
  420 | 
  80.52 | 
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  655 | 
  43.41 | 
   | 
  890 | 
  3.53 | 
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   | 
  425 | 
  80.79 | 
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  660 | 
  41.60 | 
   | 
  895 | 
  3.54 | 
   | 
 
 
   | 
  430 | 
  80.77 | 
   | 
  665 | 
  39.76 | 
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  900 | 
  3.32 | 
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