Product Description
Beck Collimator – 7 Inch Focal Length, Precision Optical Instrument
This used Beck collimator is a precision optical instrument designed for testing, aligning, and calibrating optical systems. With a 7-inch focal length, it provides a well-corrected, collimated beam for a variety of laboratory and industrial applications.
Beck was a respected manufacturer of optical instruments, known for quality craftsmanship and precision optics. Their collimators are prized by researchers and optical engineers for their reliability and optical performance.
About Collimators
A collimator produces a beam of light with parallel rays, essential for:
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Testing lenses and optical systems at infinity focus
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Aligning optical components in complex assemblies
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Calibrating telescopes, rangefinders, and other instruments
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Simulating distant objects in a laboratory setting
The 7-inch focal length provides a good balance between beam diameter, working distance, and optical correction.
Key Specifications
| Specification | Details |
|---|---|
| Manufacturer | Beck (R & J Beck, Beck Optronic, etc.) |
| Type | Optical collimator |
| Focal Length | 7 inches (approx. 178 mm) |
| Aperture | [Depends on design – typically f/5 to f/10] |
| Optical Design | [Likely achromatic doublet or triplet] |
| Target | [May include reticle or target holder] |
| Focus Mechanism | [Rack-and-pinion or helical focus] |
| Mounting | [Optical bench or tripod mount] |
| Applications | Optical testing, alignment, calibration |
Applications
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Optical Testing: Characterizing lenses, prisms, and optical systems
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Alignment: Setting up interferometers, telescopes, and laser systems
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Calibration: Verifying performance of optical instruments
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Education: Teaching optics principles
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Research: General-purpose collimated beam source
Condition
SOLD AS IS
VINTAGE – SHOWS NORMAL AGE AND USE (scuffs, patina, minor marks)
NO LIGHT SOURCE, TRIPOD, OR ACCESSORIES INCLUDED (unless specified)
PICTURE MAY NOT MATCH PRODUCT



