Double concave lens:
Double concave lenses have a negative focal length and are typically used to increase the divergence of aggregated light.
Diameter (mm) | 24.6 |
---|---|
Coating specifications | AR@380-430nm |
material | H-ZF7LA |
Curvature R1 (mm) | 50.002 |
Curvature R2 (mm) | 54.191 |
Effective focal length (mm) | 31.95 |
Center thickness Tc (mm) | 2.54 |
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