Plano-Concave Lens

Mainly used for infinite conjugate applications, laser applications, and imaging systems. Features one flat and one concave surface.

Custom Sizes Available

ISO 9001 Certified

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Technical Specifications

Structure	Plano-Concave Lens
Material	Optical Glass, UVFS, Ge, Silicon, CaF2, MgF2, ZnSe, ZnS, Sapphire
Available Diameter	0.5mm to 600mm
Diameter Tolerance	+0.00/-0.01mm or customer design
Surface Quality	10-5
Surface Irregularity	λ/10 PV @ 632.8nm or customer design
Thickness Tolerance	+0/-0.01mm
Clear Aperture	> 90% of diameter
Chamfer	0.05-0.5mm × 45°
Coating	Single MgF2, Multi-layer AR coating
Effective Focal Length	Range from -10 to -500mm (SD3A series)

Product Description

Mainly used for infinite conjugate applications, laser applications, and imaging systems. Features one flat and one concave surface.