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Jet
Propulsion Laboratory
1991 Phase II
Electrically
Tunable Liquid Crystal Spectral Image Filters
Cambridge
Research and Instruments, Inc.
Cambridge, MA
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INNOVATION
New class of filters suitable for the construction of small, low-cost
multispectral imagers
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Color Picture taken with Monochromatic
CCD Camera
Optional Powerpoint
file
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ACCOMPLISHMENTS
- First liquid crystal tunable
filter for use to 2.4 microns
- Loss factor an order of magnitude
lower than any current dichroic polarizer
- Demonstrated expanded spectral
range, increased filter aperture and reduced thickness
- Tuning reduced from 50 to 15
milliseconds
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COMMERCIALIZATION
- Digital color cameras for science,
industry and medicine
- Sales are $1 M annually and
expected to double within next 12 months
- Filters used in fluorescence
multiprobe and FISH imagery systems
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GOVERNMENT/SCIENCE
APPLICATIONS
- Potential demonstration on Mars
Rover as part of autonomous feature navigation system
- Current development funded under
Planetary Instrument Development and Definition Program
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information about this firm, please send e-mail to company
representative
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