Filter Wheels & Accessories

High Speed Filter Wheel

Adjacent filter changes in as little as 23 ms.

The FLI High Speed Filter Wheel is built for work where every millisecond between exposures counts. Step to the next filter in 30 ms or less, cover the longest move in 90 ms, and run triggered sequences without waiting on the host computer.

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FLI High Speed Filter Wheel, front view with a red filter in the optical port

Key specifications

Fast and ready to integrate

23–30 msAdjacent-position move (23 ms on the HS-625)

90 msLongest move

1–9 mmFilter thickness

50 stepsStored sequence, stepped by a trigger input

Models

Four models

Model	Adjacent move	Longest move	Shutter driver
HS-625	23 ms	90 ms	Built in
HS-632	30 ms	90 ms	Not included
HS-1025	30 ms	90 ms	Built in
HS-1032	30 ms	90 ms	Built in

All models accept filters 1–9 mm thick, use RS-232 control and ship with a 24 V power supply.

Front view of the FLI HS-632 High Speed Filter Wheel housing — HS-632

Features

Built around your acquisition

Triggered sequences

Store a sequence of up to 50 filter moves and step through it with a trigger input, so the wheel keeps pace with your exposures.

RS-232 daisy-chain

Control the wheel over RS-232 and daisy-chain up to three wheels for multi-wheel setups.

Built-in shutter driver

Connect an approved shutter directly to the wheel. Available on all models except the HS-632.

Wide filter range

Accepts filters from 1 mm to 9 mm thick.

Power included

Every wheel ships with a 24 V DC power supply.

Made in USA

Built by FLI in the USA.

Rear connector panel of the FLI High Speed Filter Wheel: power, AUX I/O, RS-232 out and RS-232 in — Rear panel: power, AUX I/O, RS-232 in and RS-232 out for daisy-chaining.

Speed up your filter changes

Tell us your model, filter size and application, and we’ll put together a quote.

Request a Quote