Spherical lens
Zygo
Our standard product line of transmission spheres is available in 4" and 6" clear apertures ranging in f-numbers from f/.65 to f/11 with wavefront errors of λ/10 or λ/20. Our new line of Ultrasphere™ transmission spheres is available at λ/50. Various convergers and divergers are also part of our standard product line. We are a qualified vendor for high laser fluence lenses.
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