Frequently Asked Questions

Plano-Concave lenses are often used to expand light beams or increase focal lengths in existing systems. They are commonly used in Optical Display Systems, Projection Optical Systems, Imaging Optical Systems, and Laser Measurement Systems.

A Plano-Concave lens has a negative focal length, diverges collimated incident light, and forms only virtual images which are seen through the lens.

The part number for the Plano-Concave lens with a focal length of -8.0mm and a diameter of 6.0mm is PVB101.

The surface quality of the Plano-Concave lenses is 60-40 scratch and dig.

The Plano-Concave lenses are made of BK7 grade A optical glass.

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