High-precision molds

Lenses for Digital & Video Cameras

Lenses for Automotive Applications

Optical Devices

High-Precision Molds

Spherical Lens Elements

Optical Devices  

Well-founded with experienced engineers armed with advanced production equipment and measurement devices, Tamron produces a vast array of elements from diversified glass materials in different forms: plano-convex, bi-convex, convex meniscus, plano-concave, bi-concave, and concave meniscus. Diameters range from as small as 3.5mm up to as large as 200mm.

Extensive assortment and quick turn-around time


Convex Elements Plano-Convex, Bi-Convex, Meniscus
Concave Elements Plano-Convex, Bi-Convex, Meni


External Diameter o3.5 - o200mm
Curvature R1.5mm - ∞


Optical glass, Silica glass, Si, Ge


  Common Grade igh Grade
Newton Rings 2 - 5 fringes 1 - 2 fringes
Astigmatism 2 - 5 fringes 0.2 - 0.4 lines
Diameter Tolerance ± 0.02mm ± 0.005mm
Angular Deviation to Axis < 1 min < 30sec.
Thickness at Center ± 0.03 - ± 0.05mm ± 0.01mm