光学玻璃材料参数翻译

qukewei1980_200

大家好，有谁能帮我翻译下面这段话，是关于光学玻璃材料参数的内容
8 @: M0 R6 x5 C6 y- n- p, }2 f  Code 2540 was a soda lime silicate glass based infrared transmitting,
6 K4 I1 G" ]" b9 X+ ~, `5 r* C( pvisible absorbing optical filter. Transmission for a 2.3mm glass was 57%
4 {7 _5 n+ @9 o# o. dat 1000nm, and only ~ 20% at 900nm.

  E3 Q# C) \2 R6 ~" SCode 2404 was a Soda zinc borosilicate glass sharp cut infrared
transmitting filter, with the visible 50% transmission edge cut at ~
630nm (3 mm thick glass). There is essentially no transmission below ~
585nm for the 3mm thickness.
9 ~7 f# }* x7 H/ ~4 z
2 ?6 \( I( E% J- W) {# \9 V0 u% eWe do have much of the details on these glasses in the REMIS database of
. ]1 I! a' R2 U5 aproperties, as well as composition information from the released
: J0 E% s4 {& f# \5 V2 ?material folders in the TIC vault.

/ h  t- n4 z$ k6 vThese were just 2 of many filter glasses that Corning sold until the
) ~6 W' m; e: H9 k. @# B- J1990's. The business was sold to Kopp Glass of Pittsburgh, PA. I have a
Kopp Filter Glass catalog that shows these filters have been produced by
Kopp. They have their own catalog numbers for them (CS-Number 7-56 =
& p& d* [9 y+ U0 p+ I* v7 d8 P) KCode 2540 & CS-Number 2-59 = Code 2404) , but they also maintain the
5 Q) J- n7 W/ R( W; ^Corning glass code numbers as well for each specific filter glass.