According to custom design to manufacture various spherical lenses such as plano-convex spherical lens,plano-concave spherical lens,bi-convex spherical lens,bi-concave spherical lens,meniscus spherical lens,special spherical lens,achromatic spherical lens etc..
Specification of our spherical lens as follow: *Material BK7 or other optical materials *Dimension Tolerance +0.0 -- -0.1mm *Center Thickness +/-0.1mm *Focal Length Tolerance+/-1% *Surface Quality:60/40 *Surface Figure: lambda/2 at 633nm on plano side *Clear Aperture >90% *Chamfer 0.25mm at 45 degree typical *Coating Optional
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