4 mm Fused Silica Optical Filter

Product description

This bandpass filter is designed for applications in the 400-700 nm range, specifically with a center wavelength of 515 nm and a full width at half maximum (FWHM) of 30 nm. It provides high transmittance of 85%, making it ideal for fluorescence microscopy and other optical applications where precise wavelength selection is critical. The filter’s fused silica material ensures durability and reliability in various environments.

Key Features

High transmittance of 85% ensures effective light passage for optimal imaging.
Bandpass filter type tailored for specific wavelength applications, enhancing performance.
Manufactured with double-sided polishing for superior surface quality (60/40).
Customizable support available for OEM, ODM, and OBM solutions.
Tolerance of ±3 mm allows for precise fitting in various setups.

Specification Summary

Item	Value
Material	Fused Silica
Size	4 mm
Thickness	Custom
Surface Quality	60/40
Transmittance	85%
Filter Type	bandpass
Cwl	515nm
Fwhm	30nm
Coating	iad-pvd
Transmission bands	VIS (400-700 nm)

Full Specifications

Parameter	Value
Transmittance	85%; 90%
Customized Support	OEM, ODM, OBM
Warranty	3 Years
Manufacture	Double sided polishing
Materials	B270,JGS1,D263T,N-BK7
Tolerance	±3 mm
Transmission	>90%
Shipment	Express delivery,Air,Sea
Fwhm	30nm

FAQ

Can I get custom sizes for this filter?

Yes, customizable support is available for OEM, ODM, and OBM solutions.

What is the minimum order quantity (MOQ)?

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

4 mm Fused Silica Optical Filter

Core attributes

Key attributes