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標題: 光學玻璃材料參數翻譯 [打印本頁]

作者: qukewei1980_200    時間: 2008-11-22 08:41
標題: 光學玻璃材料參數翻譯
大家好,有誰能幫我翻譯下面這段話,是關于光學玻璃材料參數的內容
8 T1 m; D& A: a5 }# D+ i! \  Code 2540 was a soda lime silicate glass based infrared transmitting,
% K9 ?+ {4 a5 pvisible absorbing optical filter. Transmission for a 2.3mm glass was 57%
$ o( W& v( W' l8 B& B- Rat 1000nm, and only ~ 20% at 900nm.
2 V# }. n: G4 A: j/ m8 @0 t( l  X8 a7 `5 V; a2 X! E5 m8 S, l
Code 2404 was a Soda zinc borosilicate glass sharp cut infrared& }/ g# I3 p3 A9 [: c
transmitting filter, with the visible 50% transmission edge cut at ~
0 l. A! H. E0 j5 C1 o4 F8 W630nm (3 mm thick glass). There is essentially no transmission below ~
% a8 K, L3 C4 L# z( j6 a: C585nm for the 3mm thickness.
* c) s+ s1 a6 j( c* \( X# Q* X5 B1 K8 J9 K# l* J$ E1 c2 [& _
We do have much of the details on these glasses in the REMIS database of! X' y! i- ]/ D- H  }3 w' w
properties, as well as composition information from the released% V- x6 p' ?* ~& e. K% J8 ^
material folders in the TIC vault.8 K; x) A1 v4 ?% o1 p# O4 ]
$ R2 [% P4 T' o
These were just 2 of many filter glasses that Corning sold until the
/ p8 l5 f" n1 O3 f, V1990's. The business was sold to Kopp Glass of Pittsburgh, PA. I have a
9 u# j' I1 R/ m! W# ]# t* \Kopp Filter Glass catalog that shows these filters have been produced by& f! u6 l. R$ b  G* Z+ k) ^: e: z
Kopp. They have their own catalog numbers for them (CS-Number 7-56 =' H% ?+ @+ l) u: g6 r7 R8 u
Code 2540 & CS-Number 2-59 = Code 2404) , but they also maintain the( @# O$ l" q" p( r0 `0 w8 q! u0 r
Corning glass code numbers as well for each specific filter glass.




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