Custom Size Optical Glass Optical Filter, AR Coated

Product description

This longpass filter is designed for applications requiring high transmittance in the 0.7-1.7 μm range, particularly effective at a center wavelength of 850 nm. With a transmittance of 90% or higher when coated, it ensures optimal light transmission while effectively blocking unwanted wavelengths. Ideal for fluorescence microscopy and other optical applications, this filter provides reliable performance and durability.

Key Features

Transmittance of 90% or higher with coating for efficient light passage
Customizable support for OEM, ODM, and OBM applications
Tolerance range of +/-0.02mm to +/-0.1mm for precise fitting
Chamfer options available at 0.2*45 or as needed for installation flexibility
Parallelism of ≤3 arc min (≤0.9 mrad) ensuring accurate alignment

Specification Summary

Item	Value
Material	Optical Glass
Size	Custom
Thickness	Custom
Transmittance	90%
Filter Type	longpass
Cwl	850nm
Coating	anti-reflective (AR)
Transmission bands	NIR (0.7-1.7 μm)

Full Specifications

Parameter	Value
Transmittance	cut off; 90% or higher with coating
Customized Support	OEM, ODM, OBM
Warranty	2 Years
Tolerance	+/-0.02mm to +/-0.1mm
Chamfer	0.2*45 or as needed
Parallelism	≤3 arc min (≤0.9 mrad)
Transmission	>90% without coating
Clear Aperture	>90%

FAQ

Can I get custom sizes for this filter?

Yes, customizable options are available for OEM, ODM, and OBM applications.

What is the tolerance for this filter?

The tolerance range is +/-0.02mm to +/-0.1mm, ensuring precise fitting.

Custom Size Optical Glass Optical Filter, AR Coated

Core attributes

Key attributes