OKSI Products

Products

4DIS (Four Dimensional Imaging Spectrometer)
A sensor designed to capture full hyperspectral image cubes at the camera frame rate.

All 4DIS systems are custom built systems based on the HyperScan series of products.
Specific examples built for existing customers include:

Click on photos to enlarge

Type	Spectral range / resolution	Spectrometer	Order sorting	FPA	Data rate	Comments / status
VNIR	400-1000 / 10 nm	Offner uncooled	Yes	TE cooled CCD or CMOS (interchangeable cameras)	100 fps CCD; 100K fps CMOS	Can be configured with I2CCD or with other CMOS/ CCD cameras. Operational since ~1999
VNIR	380-980 / 5 nm	Offner uncooled	Yes	CMOS + blue enhanced image intensifier	120K fps in reduced resolution mode	For long range faint targets; operational
SWIR	900-1700 / 3.8 nm	Offner uncooled	Yes	InGaAs	1500 fps	Being assembled now
SWIR	900-2500 / 7.2 nm	Offner uncooled	Yes	InSb	138 fps	Designed for PRA / Raytheon Directed Energy program
MWIR	1800-5000 / 6.3 nm	Offner cooled to 150K (two 5 Watt Stirling)	Yes	InSb	86 fps	Built for MPR plume measurements; operational since 2006
Dual band MW / LWIR	3-5µm / 8.3 nm (2^nd order) 6-10µm / 16.6 nm(1^st order)	Offner cooled by LN₂	Not applicable	Dual band MCT	60 fps	640×512 FPA

4DIS-VNIR on
1.2 m AMOS telescope

4DIS-MWIR camera
with a 200 mm reflective telescope

4DIS-MWIR
field test at Edwards AFB

4DIS-MWIR
at Vandenberg AFB

SWIR 4DIS