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光学玻璃材料参数翻译

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发表于 2008-11-22 08:41:13 | 显示全部楼层 |阅读模式
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
; x' \' ^5 ~6 ~- T$ a/ f" W  z  Code 2540 was a soda lime silicate glass based infrared transmitting,  `2 ~$ u( K' c/ B7 v
visible absorbing optical filter. Transmission for a 2.3mm glass was 57%1 @- }3 q& d9 p' @
at 1000nm, and only ~ 20% at 900nm.
, ]9 k) W0 M* }4 q6 s" Y% ~8 h8 s) A' \0 a/ D4 x1 Y5 n1 `
Code 2404 was a Soda zinc borosilicate glass sharp cut infrared
' o" G. `* t% L' M+ F# A* Utransmitting filter, with the visible 50% transmission edge cut at ~
/ k; n0 ^6 F" l$ o- h. d3 n630nm (3 mm thick glass). There is essentially no transmission below ~$ B+ Q2 P3 d7 `
585nm for the 3mm thickness.; e5 X; D: z+ i! O4 {

. G  J5 ~4 p, ?We do have much of the details on these glasses in the REMIS database of) Y3 O$ H, J4 w4 V9 Z$ t$ M0 f1 {
properties, as well as composition information from the released
: L& q: W! a$ s. t1 u  l, Bmaterial folders in the TIC vault., S" D$ H. \5 F% @6 c" J# u
5 B3 C$ x, L1 Q+ S- [
These were just 2 of many filter glasses that Corning sold until the
* P/ y7 x: _1 K2 f. }1 L/ J1990's. The business was sold to Kopp Glass of Pittsburgh, PA. I have a
2 `* J3 T) \4 m/ tKopp Filter Glass catalog that shows these filters have been produced by
; u& N1 H) s, @2 f9 Y) AKopp. They have their own catalog numbers for them (CS-Number 7-56 =
& H) ~" P/ {  X$ FCode 2540 & CS-Number 2-59 = Code 2404) , but they also maintain the; Y3 E, p+ W! q5 A4 Q# m# g$ e
Corning glass code numbers as well for each specific filter glass.
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