4-1826-01 Aspherical lens 3.7 mm 3.5C5
Analyzer, Testing Equipment

4-1826-01 Aspherical lens 3.7 mm 3.5C5

model: 4-1826-01
brand: REX

Product Description

Product Model: 4-1826-01Product Brand: REX Features Thi […]

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Product Details

Product Model: 4-1826-01
Product Brand: REX

Features

  • This is a special lens that provides extremely short focal length. Very little spherical aberration occurs when the lens is ***d at full aperture.

Spec

  • focal length f (mm): 3.7
  • Diameter Φ (mm): 5
  • Center Thickness tc (mm): 2
  • Back focus fb (mm): 2.4
  • Back Face Shape: Planar
  • Paraxial focal length (f) tolerance: ± 7%
  • Center Thickness (tc) Tolerance: ± 7% (± 0.5 mm max)
  • Manufacturing method: casting method (mold lens)
  • Scratch & Dig: 80 -50
  • Maximum operating temperature: 177 ° C
  • Diameter Tolerance: ± 0.5 mm
  • Effective Diameter: 80% (Center)
  • Design wavelength: 546.1 nm
  • material: Optical crown glass

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