Custom Size Borofloat Round Optical Filter, AR Coated

ND filter with 30% transmittance for machine vision, durable hard coating, and reliable performance from -40℃ to 80℃.

Core attributes

Material: Borofloat
Shape: Round
Size: Custom
Thickness: Custom
Transmittance: 30%
Filter Type: nd
Cwl: 400nm
Coating: anti-reflective (AR), hard-coat, iad-pvd
Transmission bands: NIR (0.7-1.7 μm), VIS (400-700 nm), UV (<400 nm)

Product description

The ND filter is designed to provide stable attenuation of light in the 400nm to 1100nm range, effectively reducing overexposure in machine vision applications. With a consistent 30% transmittance, it ensures even light blocking without color deviation. This filter’s durable hard coating and high-quality borosilicate glass enhance its reliability in various environmental conditions, making it suitable for both indoor and outdoor use.

Key Features

Stable 30% transmittance across 400nm to 1100nm for consistent light attenuation.
Durable hard coating resists peeling and maintains performance after alcohol cleaning.
Double-sided optical design minimizes stray light, reducing ghosting and foggy images.
High precision borosilicate glass ensures low wavefront distortion for clear imaging.
Reliable performance in temperatures from -40℃ to 80℃, suitable for diverse applications.

Applications

Machine Vision

Specification Summary

Item	Value
Material	Borofloat
Shape	Round
Size	Custom
Thickness	Custom
Transmittance	30%
Filter Type	nd
Cwl	400nm
Coating	anti-reflective (AR), hard-coat, iad-pvd
Transmission bands	NIR (0.7-1.7 μm), VIS (400-700 nm), UV (<400 nm)

Full Specifications

Parameter	Value
Transmittance	30%
Customized Support	OEM, ODM, OBM
Warranty	1 Year

FAQ

Can I get custom sizes?

Custom shapes like round, square, and rectangular filters are available.

What is the minimum order quantity?

Minimum order quantity details are not specified, but flexible customization options are available.