Lens Materials Print E-mail
Written by Keith Benjamin   
Page 6 of 6

 

Lens Material Properties Summary

Lens Material Properties
Material Index Specific Gravity (g/cm3) Abbe Reflectannce Transmittance UVA (286 - 320 nm) Transmittance UVB (320 - 380 nm)
CR-39 1.50 1.32 58 4.0 10.3 0.0
Poly 1.58 1.21 29 5.2 0.0 0.0
1.60 (MR6) 1.60 1.22 42 5.3 0.0 0.0
1.66 (MR7) 1.66 1.35 32 6.2 0.0 0.0
Trivex 1.53 1.11 46 4.4 0.0 0.0
Crown Glass 1.52 2.54 59 4.3 84.3 30.5
1.60 Glass 1.60 2.60 42 5.3 39.1 0.1
1.70 Glass 1.71 3.20 35 6.7 24.6 0.0
1.80 Glass 1.81 3.66 25 8.2 19.5 0.0

 


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