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Plano-Concave Lenses

The Plano-Concave (PCV) Lens often used to expand light beams or increase focal lengths in existing systems. They are widely used in telescope, collimators, optical transceivers, magnifiers, radiometers and condensers.

Microwork offers various plano-concave lenses / PCV lenses according to detailed requirements. Special cutting lenses like rectangle, step are also available.

    The main material of plano-concave lens are as follows:


BK7 glass,Sapphire crystal, UV fused silica, Corning 7980 , JGS1, Quartz crystal, Germanium (Ge) monocrystal, Silicon monocrystal, ZnSe, Barium Fluoride (BaF2), Calcium Fluoride (CaF2), ZnS, Pyrex, BOROFLOAT, float glass, etc

 Surface Quality: 80/50, 60/40, 40/20, 20/10, 10/5.

 Coating: We provide different single layer or multiple anti-reflecting (AR) coatings according to differrent requirements. Customized available.

Specifications of Plano Concave ( PCV ) Lenses:

Items\Categories Precision Standard
Size Range Dia10-200mm Dia5-300mm
Diameter Tolerance +0/-0.05mm +0/-0.1mm
Thickness Tolerance +/-0.05mm +/-0.1mm
Centering Tolerance <1´ 3´-5´
Surface Quality 40/20, 20/10 60/40
Surface Accuracy 0.5-0.2 3-0.5
Clear Aperture >85% >85%
Bevel 0.1-0.25mm*45° 0.1-0.25mm*45°
Coating anti-frective coating ( AR/AR ), customized available