OptoFlash LED illumination for Optogenetics0 pages
OptoFlash
LED illumination for Optogenetics
The Cairn Optoflash is the latest member of our OptoLED family, and is intended
primarily for the very exciting emerging application of optogenetics but can also be used
for flash photolysis.
Our well-established previous experience with LED technology has enabled us to bring a fully
developed product to market very quickly, as we have needed to address only those requirements
that are specific for optogenetics.
We have decided to make the Optoflash a singlechannel design, rather than being able to drive two
LEDs independently as the OptoLED does. However,
the price difference does take this into account, and
multiple units can easily be stacked if required. Also
note (and see further below) that a single Optoflash
may be capable of driving multiple optical fibres at
the same time.
Key Benefits
Flash duration controllable from 50usec-100msec by
internal timer
Durations of arbitrary length via external control
Flash rise and fall times less than 0.1 µsec
Optical monitor output, with optional optical feedback
Coupling system for optical fibres up to 1mm
diameter
>30mW/mm² using a 200µm fibre when continuously
driven by 470nm LED
Protection network allows at least 2x over-driving for
short pulses
Images courtesy of - Ed Boyden, McGovern Institute for Brain Research at MIT, Sputnik Animation
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