Lenses

1 mm N-BK7 Biconcave Lens, AR Coated

Biconcave lens made from N-BK7 glass, customizable sizes, anti-reflective coating, ideal for various optical applications.

Core attributes

Material
N-BK7
Shape
Biconcave
Diameter
1 mm
Thickness
0.1 mm
Coating
anti-reflective (AR)
Transmission bands
NIR (0.7-1.7 μm), VIS (400-700 nm)

Product facts

Key attributes

Material
N-BK7
Shape
Biconcave
Diameter
1 mm
Thickness
0.1 mm
Coating
anti-reflective (AR)
Transmission bands
NIR (0.7-1.7 μm), VIS (400-700 nm)

Product description

This biconcave lens, made from N-BK7 glass, is designed for applications requiring precise optical performance across a wide wavelength range of 0.7-1.7 μm and 400-700 nm. Its anti-reflective coating minimizes glare, enhancing clarity for improved visibility in various optical systems. With customizable sizes from 1 mm to 100 mm in thickness and a diameter range of 0.5-300 mm, this lens meets the needs of R&D and procurement engineers seeking reliable optical components for IR imaging, LIDAR, and medical devices.

Key Features

  • High-Quality Glass Material: Ensures durability and precision for optical applications.
  • Customizable Sizes: Available in thicknesses from 1 mm to 100 mm and diameters from 0.5 mm to 300 mm.
  • Anti-Reflective Coating: Reduces glare and enhances clarity for improved visibility.
  • Surface Accuracy: Achieves flatness of L/4 (@633nm) to L/10 (@633nm) for high performance.
  • Laser-Induced Damage Threshold (LIDT): ≥ 10 J/cm² at 1064 nm, ensuring reliability in high-energy applications.

Specification Summary

ItemValue
MaterialN-BK7
ShapeBiconcave
Diameter1 mm
Thickness0.1 mm
Coatinganti-reflective (AR)
Transmission bandsNIR (0.7-1.7 μm), VIS (400-700 nm)

Full Specifications

ParameterValue
Typebiconcave lens; Concave lens
Customized SupportOEM
Warranty3 Years
Weight0.3kg(0.66lb)
ColorTransparent
Clear Aperture85% ~95%
Flatness1/4lambda
CertificationCE

FAQ

What are the available thickness and diameter options for this lens?

Thickness options range from 1 mm to 100 mm, and diameters range from 0.5 mm to 300 mm.

Can I get a custom size for my application?

Yes, custom sizes can be provided to meet specific application requirements.

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