Our filters are manufactured to high-performance optical specifications and designed for durability.

Thorlabs offers cage filter wheels for its 16 mm, 30 mm, and 60 mm cage systems.

Thorlabs' Bandpass Filter Kits each contain 10 mounted bandpass filters that can be used to transmit a well-defined wavelength band in the visible or IR, while rejecting other unwanted radiation.

Thorlabs' Edgepass Filter Kits each contain 10 mounted longpass or shortpass filters for isolating regions of the visible or IR spectrum.

FGK01: Ten Ø25 mm Schott Colored Glass Filters Mounted in Laser-Engraved SM1 Series Lens Cells
FGK01S: Ten 2" x 2" Square Unmounted Schott Colored Glass Filters
Edge Blackening of Unmounted Filters Available Upon Request.

Lumencor now offers the spectral breadth of an arc lamp and the flexibility of a filter wheel in its most powerful and comprehensive light engine design.

Tradition epiflourescence requires optical filter cubes to be positioned in a turret inside the microscope.

The Lambda 10-2 is a microprocessor controlled, high speed filter wheel.

The Lambda 10-B is a high performance, microprocessor-controlled filter wheel for imaging applications requiring a single filter wheel.

The Lambda 10-3 is a high performance, microprocessor-controlled multi-filter wheel system for imaging applications requiring up to 3 filter wheels.

Sutter Instrument has developed several filter changers specially designed for wavelength selection over a wide spectral range to any given nanometer value.