Ohara Corporation
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S-TIH / S-NPH

Optical Glass / Eco Optical Glass

Type Code nc nd nF ng vd s.g. Coloring
S-TIH1 717295 1.71033 1.71736 1.73463 1.74933 29.52 3.06 405/360
S-TIH3 740283 1.73245 1.74000 1.75861 1.77450 28.30 3.11 420/360
S-TIH4 755275 1.74730 1.75520 1.77475 1.79150 27.51 3.15 415/365
S-TIH6 805254 1.79611 1.80518 1.82777 1.84729 25.42 3.37 440/365
S-TIH10 728285 1.72086 1.72825 1.74645 1.76200 28.46 3.06 410/365
S-TIH11 785257 1.77596 1.78472 1.80652 1.82534 25.68 3.24 430/365
S-TIH13 741278 1.73309 1.74077 1.75975 1.77599 27.79 3.10 415/365
S-TIH14 762265 1.75357 1.76182 1.78230 1.79992 26.52 3.17 420/365
S-TIH18 722292 1.71437 1.72151 1.73905 1.75399 29.23 3.07 410/360
S-TIH23 785263 1.77613 1.78470 1.80597 1.82428 26.29 3.30 435/365
S-TIH53 847238 1.83649 1.84666 1.87210 1.89419 23.78 3.54 (420)/370
S-TIH53W 847238 1.83649 1.84666 1.87210 1.89419 23.78 3.54 (404)/368
S-TIH57 963241 1.95160 1.96300 1.99153 2.01634 24.11 4.20 (450)/375
S-NPH1 808228 1.79801 1.80809 1.83351 1.85590 22.76 3.29 445/375
S-NPH1W 808228 1.79801 1.80809 1.83351 1.85590 22.76 3.29 420/375
S-NPH2 923189 1.90916 1.92286 1.95800 1.98972 18.90 3.58 (440)/390
S-NPH3 959175 1.94376 1.95906 1.99866 2.03488 17.47 3.59 (440)/395
S-NPH4 893204 1.88048 1.89286 1.92433 1.95237 20.36 3.61 (410)/380
S-NPH5 859227 1.84821 1.85896 1.88600 1.90975 22.73 3.71 (400)/370
S-NPH7 778239 1.76902 1.77830 1.80157 1.82191 23.91 3.30 420/370
S-NPH53 847239 1.83654 1.84666 1.87199 1.89403 23.88 3.78 (400)/360


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