Steep-Edge Longpass Filters

Name: Steep-Edge Longpass Filters
Brand: Andover Corporation
Availability: InStock

Description

Magnetron sputtered hard oxide coatings on precision polished Fused Silica substrates provide deep rejection and a sharp transition to very high transmission. Suitable for high-temperature applications. Offered in three standard sizes, with custom sizes available on request.

Specifications

Diameter:	12.5 mm
Thickness:	1.5 mm
Transmission Wavelength Range:	325 – 2000 nm
Cut-On Wavelength:	Not Specified
Transmission:	91 %
Blocking (Optical Density):	OD>=4
Substrate Material:	UV Grade Fused Silica
Surface Quality:	60-40

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Features

Very steep (≤1%) cut-on slopes
Suitable for high-temperature applications
Can be cut or machined to smaller sizes
Useful for redirecting a particular band of light

Applications

Fluorescence
Photometry
Color enhancement and combining laser studies

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Ships from:

United States

Sold by:

Andover Corporation

On FindLight:

since 2023

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Frequently Asked Questions

What are the features of the Steep-Edge Longpass Filters?

The Steep-Edge Longpass Filters have very steep (≤1%) cut-on slopes and are suitable for high-temperature applications. They can also be cut or machined to smaller sizes.

What are the applications of the Steep-Edge Longpass Filters?

The Steep-Edge Longpass Filters are useful for fluorescence, photometry, color enhancement, and combining laser studies.

What are the standard sizes available for the Steep-Edge Longpass Filters?

The Steep-Edge Longpass Filters are offered in three standard sizes.

Can I request custom sizes for the Steep-Edge Longpass Filters?

Yes, custom sizes are available upon request for the Steep-Edge Longpass Filters.

What type of substrates are used for the Steep-Edge Longpass Filters?

The Steep-Edge Longpass Filters use precision polished Fused Silica substrates with magnetron sputtered hard oxide coatings.