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New Glass Types
 

S-LAH71

S-LAH71 features a high refractive index and unique dispersion properties enabling you to produce compact optical systems for digital cameras and other applications.


  S-LAH71
Eco Optical Glass
Refractive Index nd 1.85026
Abbe Number νd 32.27
CTE α
(10-7/°C)
-30~70°C 77
+100~300°C 91
Transformation Point Tg(°C) 707
Yield Point At(°C) 752
Coloringλ70 425
λ5 370
Chemical ResistanceRW(P) 1
RA(P) 1
W(S) 2
SR 2.0
PR 1.0
Specific Gravity 4.36
Knoop Hardness Hk 590 [6]
Abrasion Aa 140
Detail Catalog DATA PDF
Available shapes •pressing
•saw cut center-less ground
cylindrical blanks
•polished ball
•cut blanks
Please consult us about available size and tolerance.

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