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Spherical Lenses
Spherical lenses are the most common lens type and OptoSigma offers many standard versions, including Bi-convex (positive lens) , Bi-concave (negative lens), Plano-concave, and Plano-convex in N-BK7 (and equivalents) or Fused Silica either AR coated or uncoated for your needs. Other varieties, such as meniscus, are available on a custom basis and we offer other substrate materials as well. Contact us for your semi-custom or custom needs.
