3 mm N-BK7 Achromatic Lens

Product description

Achromatic lenses made from N-BK7 glass are ideal for imaging applications across the 0.7-1.7 μm and 400-700 nm wavelength ranges. These lenses effectively minimize chromatic and spherical aberrations, ensuring high-quality image formation. With a diameter range from 3.0 mm to 280.0 mm and a surface quality of 1/4, they meet stringent optical performance requirements. Customization options are available, making them suitable for various project needs.

Key Features

Diameter range: 3.0 mm to 280.0 mm for versatile application fit.
Surface quality of 1/4 ensures high optical performance.
Diameter tolerance of +/-0.1 mm and +/-0.05 mm for precise fitting.
Clear aperture between 85% to 95% for enhanced light transmission.
Centration accuracy of 1’ to 5’ for improved alignment.

Applications

Imaging

Specification Summary

Item	Value
Material	N-BK7
Shape	Achromatic
Diameter	3 mm
Surface Quality	1/4
Transmission bands	NIR (0.7-1.7 μm), VIS (400-700 nm)

Full Specifications

Parameter	Value
Customized Support	OEM, ODM
Warranty	3 month
Diameter Tolerance	+/-0.1mm, +/-0.05mm
Clear Aperture	85% ~95%
Centration	1’~5'

FAQ

What are the available custom sizes?

Lenses can be customized within a diameter range of 3.0 mm to 280.0 mm.

What is the minimum order quantity (MOQ)?

The minimum order quantity is not specified, allowing flexibility in ordering.