Laboratory Light Splitting
Experimental optical paths for refraction, beam separation, and alignment work.
Custom N-BK7 Long Triangular Optical Prism Rectangular Triangular Measuring Prism
group nameOptical Prisms
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Min Order1 piece
brand nameFELIX GLASS optical glass Manufacturing base
modelFG-LTP-01
payment methodL/C, D/A, D/P, T/T
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update timeTue, 14 Jul 2026 07:59:39 GMT
Paramtents
Coating Option Custom AR anti-reflection coating / Uncoated
Shape Long rectangular triangular
Base Material Base Material: N-BK7 optical glass
Custom Available OEM ODM OBM custom length & size
Packging & Delivery
Weight0.5kg / piece
Min Order1 piece
Briefing
High precision N-BK7 long triangular optical prism, for laboratory light splitting and optical measuring test.
Detailed
Attention: long-format prism geometry
Custom N-BK7 Long Triangular Optical Prism
Felix Glass Co., Limited supplies precision-ground and polished long rectangular triangular prisms for laboratory light splitting, optical measuring instruments, teaching equipment, industrial optical detection, and spectroscopy test platforms. The original product scope is retained: N-BK7 optical glass, optional custom AR coating, drawing-based length and cross-section size, controlled optical tolerances, and a three-year warranty.
Model FG-LTP-01N-BK7 optical glassCustom length and cross section
Direct answer
What Is a Long Triangular Measuring Prism?
A long triangular measuring prism is an optical glass component with a triangular cross section extended along its length. Its polished faces can refract, redirect, or split light in laboratory and instrument setups. Unlike a catalog prism with one fixed size, this product can be reviewed against the required length, cross-section geometry, working wavelength, surface quality, flatness, angular tolerance, and coating.
For an accurate quotation, provide a drawing and identify which faces are optical, coated, referenced for angle control, or mechanically mounted.
Interest: original technical parameters
Technical Parameters for Engineering Review
The original specifications remain in their existing sequence and should be confirmed on the approved production drawing.
| Material | N-BK7 optical glass | Prism type | Long rectangular triangular optical prism |
|---|---|---|---|
| Optional coating | Custom AR anti-reflection coating | Surface quality | 20/10; 60/40 optional |
| Surface flatness | 1/8 wave at 633 nm | Clear aperture | At least 80% of the central area |
| Angular tolerance | Up to plus or minus 3 arc minutes | Customization | OEM, ODM, and OBM custom length and cross-section size |
| Warranty | 3 years | Origin | Guangdong, China |
Applications: original order
Applications for Long Triangular Optical Prisms
Optical Measurement
Measuring and calibration equipment built around a defined prism geometry.
Teaching Equipment
Physical optics demonstrations in school, university, and training laboratories.
Industrial Detection
Custom prism integration in inspection and optical detection systems.
Spectroscopy Platforms
Test assemblies used for spectral analysis and optical research.
Desire: drawing-based customization
Custom Length, Cross Section, and Optical Faces
The long format makes dimensional coordination important. A useful drawing defines overall length, triangular cross-section dimensions, face angles, datum surfaces, chamfers, edge protection, polished areas, clear aperture, and allowable cosmetic zones. These details help the prism fit its mount while preserving the required optical path.
Geometry
Specify length, section dimensions, angles, and mechanical datums.
Optical surfaces
Mark polished faces, functional apertures, and non-optical areas.
Inspection
Identify dimensional and optical acceptance criteria on the drawing.
Configuration guidance
Uncoated or Custom AR-Coated Options
Uncoated prism
Suitable when the optical design accepts normal glass-air surface reflections and no wavelength-specific coating is required.
Custom AR coating
Consider an anti-reflection coating when reduced reflection is required over a defined wavelength band and incidence range.
Coating data
Provide wavelength, angle of incidence, polarization, coated faces, and performance target for review.
Manufacturing workflow01 02 03 04
From Optical Drawing to Finished Prism
Requirement review
Confirm geometry, material, optical faces, tolerances, coating, and quantity.
Grinding and polishing
Process the long prism and its functional surfaces to the agreed drawing.
Coating if required
Apply the approved AR coating to the specified optical faces.
Inspection and packing
Check agreed criteria and protect polished surfaces for shipment.
Original service advantages
Custom Processing and Optical Inspection Support
- Custom length, cross-section size, and AR coating review.
- Optical parameter inspection before delivery.
- Three-year product warranty retained from the original listing.
- Production planning for larger batch requirements.
- Technical consultation for drawing and specification review.
Buyer questions
Frequently Asked Questions
Can both length and cross section be customized?
Yes. The original listing supports custom length and cross-section size; final feasibility follows the drawing and tolerance requirements.
Is AR coating required?
No. Custom AR coating is optional and should be selected for the working wavelength and incidence conditions.
What should an RFQ include?
Send the drawing, dimensions, optical faces, wavelength, surface quality, flatness, angular tolerance, coating, quantity, and inspection needs.
What warranty is stated?
The original product listing states a three-year warranty.
Cross-link guide
Related Felix Glass Optical Prism Resources
Review the prism category, compare related prism formats, or send the drawing and project requirements to Felix Glass Co., Limited.
Action
Prepare Your RFQRequest a Long Triangular Prism Review
Send the required length, cross-section drawing, optical-face definition, wavelength, coating choice, tolerances, quantity, and delivery requirements for a practical engineering review.
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