3 mm N-BK7 Optical Window, AR Coated

Product description

Optical BK7 Windows are designed for applications in the visible and near-IR spectrum, particularly in medical and industrial settings. Made from high-quality borosilicate-crown glass, these windows feature anti-reflective coatings to enhance transmittance. With a diameter range of 3.0 mm to 500.0 mm and a surface quality of 20/10, they are ideal for precision optical applications. Custom sizes are available with a low minimum order quantity of just one piece, ensuring flexibility for various project needs.

Key Features

Diameter range: 3.0 mm to 500.0 mm for versatile application fit.
Surface quality of 20/10 ensures high clarity and minimal distortion.
Clear aperture greater than 90% for maximum light transmission.
Parallelism of 30 arc seconds for precise optical alignment.
Customizable options available, including OEM and ODM support.

Applications

Medical

Specification Summary

Item	Value
Material	N-BK7
Diameter	3 mm
Thickness	Custom
Surface Quality	20/10
Coating	anti-reflective (AR)
Transmission bands	VIS (400-700 nm)
MOQ	1 piece

Full Specifications

Parameter	Value
Type	Convex Lens, Aspherical Lens, Concave Lens, Achromatic Lens, Biconvex Lens, Meni…
Customized Support	OEM, ODM, OBM
Warranty	3 Years
Name	Optical Bk7 Windows
Parallelism	30 arc sec
Clear Aperture	>90%
Moq	1 piece
Bevel	0.1-0.5mm
Flatness	1/4lambda

FAQ

What is the minimum order quantity?

The minimum order quantity is 1 piece.

Can I get custom sizes?

Yes, custom sizes are available upon request.

What are the tolerances for dimensions?

Dimension tolerance is ±0.1 mm.