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handheld Dictionary Terms
near-infrared spectrometer
A near-infrared (NIR) spectrometer is an analytical instrument used to measure the absorption, transmission, or reflection of light in the near-infrared region of the electromagnetic spectrum. Near-infrared spectroscopy (NIRS) involves the...
laser pointer
Handheld optical laser device containing a semiconductor or DPSS source. The output is corrected via internal collimating...
optical barcode reader
An optical barcode reader, commonly known as a barcode scanner, is a device that uses optical technology to capture and...
direct-vision pocket spectroscope
A small handheld instrument consisting of a slit and collimator that feeds light into a small direct-vision dispersing...
laser diode module
A laser diode module is a compact device that incorporates a laser diode, optics, and often other components into a single...
field glass
A handheld binocular telescope that is commonly of the Galilean type.
laser dazzle system
Visible laser radiation, often optically expanded and collimated, used to induced temporary blindness from within a walking...
sextant
A handheld navigational instrument used to measure the elevation angle of celestial bodies such as the sun. An image of the...
light pen
A handheld, light-sensitive device that is used with a display console to directly change, measure or erase the visual...
(9 results found)
May 2024
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