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Biconvex Lenses

Biconvex Lenses are ideal for finite conjugate imaging over a narrow spectral range. Esco manufactures biconvex lenses from S1-UV Grade Fused Silica, G1 Fused Quartz, Commercial Grade, and BK7 Optical Glass. The edges are fine ground and beveled and every lens is pitch polished to provide good surface quality and excellent low-cost imaging performance with a variety of light sources.

Focal Length Tolerance +/- 3%
Diameter Tolerance +/- 0.125 mm
Thickness Tolerance +/- 0.5 mm
Design Wavelength 546 nm
Centration <3'
Surface Quality 60-40 scratch-dig
Edges Fine ground and beveled