LB4854-A

Optical Lens by Thorlabs Inc

Note: Your Quotation Request will be directed to Thorlabs Inc.

The LB4854-A from Thorlabs Inc is a Optical Lens with Wavelength Range 350 to 700 nm, Focal Length 20.0 mm, Center Thickness 4.2 mm, Diameter 12.7 mm, Edge Thickness(ET) 1.9 mm. More details for LB4854-A can be seen below.

Product Specifications

View similar products

Product Details

  • Part Number
    LB4854-A
  • Manufacturer
    Thorlabs Inc
  • Description
    1/2 Inch UVFS Bi-Convex Lens, ARC 350 - 700 nm, f=20 mm

General Parameters

  • Sub Type
    Bi-Convex Lens
  • Lens Shape
    Spherical Lens
  • Wavelength Range
    350 to 700 nm
  • Focal Length
    20.0 mm
  • Focal Length Tolerance
    ±1%
  • Back Focal Length(BFL)
    18.5 mm
  • Center Thickness
    4.2 mm
  • Diameter
    12.7 mm
  • Clear Aperture
    0.9
  • Diameter Tolerance
    +0.00 to / -0.10 mm
  • Edge Thickness(ET)
    1.9 mm
  • Centration Error
    3 arcmin
  • Refractive index
    1.46
  • Substrate/Material
    UV Grade Fused Silica
  • Surface Accuracy
    λ/4, 3λ/2
  • Surface Quality
    40-20 Scratch-Dig

Technical Documents

Click to view more product details on manufacturer's website

Featured News

Request a Quote