Knight Optical’s Deviating Penta Prisms

The Penta prism has two surfaces that reflect light
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Description

Knight Optical supply stock and custom deviation penta prisms that cover the visual and NIR range. Deviation prisms are an optical component that will redirect a light beam into another known angle relative to the incoming beam. The penta-prism is a deviation prism which is used in cameras with a movable mirror that bends the beam vertical onto the focus graticule. The penta-prism provides a 90° deviation of the beam from the focus plane and, via an eyepiece, the user can aim the camera along the same axis as the beam that is focused onto the detector, electronic or wet film. Deviations through other angles can be accomplished using, for example, abbe constant deviation, littrow, and wadsworth prisms. Read PDF for more info

  • Optical instruments
  • Deviating Penta Prisms
  • precision optical components
  • littrow & wadsworth prisms

Product characteristics

Material:
N-BK7 or equivalent
Dimensions:
±0.1mm
Angles:
±1 arcmin
Surface quality:
<40-20 scratch / dig
Coating:
Anti Reflective and mirror coatings are available on request.

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ME17 1AB Harrietsham - United Kingdom

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