Planoconcave Lenses for Optical Systems

We supply precision optical components to customers with Optical systems
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Description

Knight Optical can offer Planoconcave Lenses for use within Optical Systems. We supply a range of Planoconcave lenses for a range of applications. All individually QA checked and metrology tested for quality to ensure parts meet customer specification. Supplied in a range of sizes and shapes with custom coatings tailored to meet your individual applications. Knight Optical supply precision optical components to customers with Optical systems. Planoconcave lenses are simple lenses with a plane surface and a concave surface and form a moderate quality image close to the axis. Concave lenses have a broad range of applications including, focussing and control of laser beams, moderate quality imaging and other optical instruments. In a multi-element optical system they reduce the power of the system. Used on their own they form a diverging cone or virtual image. A typical use for concave lenses would be in a beam expander. For more information read the PDF ….

  • Optical instruments
  • precision optical components
  • optical systems
  • Control of laser beams

Product characteristics

Material:
N-BK7 or equivalent, UV Fused Silica, SF11 or equivalent
Dimensional Tolerances:
+/- 0.1mm
Centering:
< 3 arcminutes
Surface quality:
< 40-20 Scratch/Dig
Surface Figure:
< 5(1) @ 633nm
Coating:
Antireflective coatings for application bandwidth (if required)

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ME17 1AB Harrietsham - United Kingdom

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