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Shanghai Langshan Optical Instrument Co., Ltd
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Shanghai Langshan Optical Instrument Co., Ltd

  • E-mail

    info@lenser.hk

  • Phone

    15721568250

  • Address

    Building 4B, C6, Lane 449, Nujiang North Road, Shanghai

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Lens scattered light tester

NegotiableUpdate on 05/31
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Overview

The X-28 lens scattering light tester is a scattering light testing optical platform developed specifically for EN167 related content, which can measure the corresponding luminous flux and center luminous flux of scattered light between 1.5 and 2. The horizontal swing mechanism and rotating fixture can effectively eliminate the prism effect at the measurement point, allowing the X-28 to measure glasses with refractive power.

Product Details

*Following the optical path structure of EN167

measuring principle

Self centering fixtureCan quickly and conveniently grip various lenses

Product advantages:

  • *Complies with the technical requirements described in EN167-2001 (Section 4.2.2) and AS/NZS 1337-1:2010 (Appendix I)
  • Aperture conversion adopts one click control, and tracking swing adopts high-precision electric slide table control
  • Self centering fixtures can facilitate the measurement of circular lenses, cut lenses, or lenses installed in frames
  • The free fixture can measure any position of the lens
  • Large area sensor with high-precision AD conversion ensures minimal measurement distortion
  • Built in 650nm narrowband filter to reduce interference from external light

Technical parameters:

  • Size: L106 * W56 * H33 cm (when closing the door); L106 * W56 * H82 cm (when opening the door)
  • Weight: 46Kg (net weight of the main unit); 70Kg (including wooden packaging)
  • Power supply: 200-240VAC 2.0A 50/60Hz
  • Output: USB 2.0
  • Measurement spot: about 3mm
  • Aperture: 10mm
  • Aperture ring diameter: 21mm inside and 28mm outside
  • Scattered light measurement angle: 1.5 °~2 °
  • Light source: 650nm 1mW (Class II laser)
  • Light source lifespan: approximately 5000 hours
  • Sensor area: 10 * 10mm silicon-based
  • Lens diameter: 27-84mm (free fixture); 20-80mm (self centering fixture)
  • Measurement point allowable prism degree: ≤ 12.5 Δ