Custom Optical BK7 / K9 Glass Half Penta Prism for Optical Instruments

Custom Optical BK7 / K9 Glass Half Penta Prism for Optical Instruments

Optical glass half penta prism

custom penta prism

penta optical prism

penta angle prism coated

Custom Optical BK7/K9 Half Penta Prism with HR coating for optical instruments. High-precision beam deviation, N-BK7 glass, customizable size & coating.

Description

Factory custom Optical glass penta prism optical prism

Detailed Specifications:

Material: N-BK7 Optical Glass (Standard), H-K9L (K9) or other grades available.
Beam Deviation: Precisely 45° (Typical configuration, resulting in 90° beam deflection).
Dimension Tolerance: Typically ±0.1mm, High Precision: ±0.05mm.
Angle Tolerance: Standard: ±3 arcminutes, Precision: <±1 arcminute.
Surface Flatness: Standard: λ/4 @ 632.8nm, High Precision: λ/10.
Surface Quality: Standard: 60-40 Scratch-Dig, High Quality: 40-20 (MIL-PRF-13830B).
Clear Aperture: >90% of designated face.
Coating on Hypotenuse (Reflective Face): Protected Aluminum (Standard), Enhanced Aluminum, Silver, or High-Reflectivity Dielectric Coating optional.
Coating on Legs (Entry/Exit Faces): Optional Broadband Anti-Reflection (AR) Coating (e.g., MgF₂ for 400-700nm).
Chamfer: Protective 0.2mm x 45° bevel on all sharp edges (customizable).

Applications:

Optical Alignment Tools: Used in autocollimators, alignment telescopes, and bore sights.
Surveying & Metrology: Key component in theodolites, levels, and other precision measuring instruments.
Viewing & Sighting Systems: Integrated into binoculars, periscopes, and viewfinders for compact optical path design.
Laser Systems: For beam folding and steering in compact laser engraving, marking, or alignment setups.
Industrial & Machine Vision: For directing the field of view in inspection cameras and sensors.

We are professional manufacture on the optical lenses &lasers for over 20 years experience.
With the advanteges,we offer optical products in the fileds of University laboratory, Industry, Scientific research,Medical treatment, Mechanical equipments, lasers and Construction industry and so on.

We can provide optical lenses, optical prisms, high-precision Powell prisms, right-angle prisms, laser lenses, filters, aspherical lenses, collimating lenses, optical glass lenses, optical reflectors, cylindrical lenses, laser modules, laser heads, optical glued lenses, optical rod mirrors, etc.

Looking forward to communicating whether we have the opportunity to cooperate. For the lens/laser products you need, I would like to quote our competitive price.

Please contact for any custom needs,
Contact:Rebecca Xu