Abbreviations/Acronyms

femtosecond

free-space digital optical

frequency shift keying

fast steering mirror

free-space optics

free spectral range

flying spot scanners

atomic fluorescence spectroscopy

best fit sphere

binary frequency shift keying

dispersion-flattened single mode

Doppler shift frequency spectrum

extrafield sensitivity

extended x-ray absorption edge fine structure

hyperfine structure

laser-induced fluorescence spectroscopy

multiple frequency shift keying

wavefront sensor

x-ray fluorescent spectrometer

absolute (kelvin degrees), absorption, acoustic, alpha particle, analog, anode, ampere, amplitude, area, atomic, atomic mass, Helmholtz free energy, mass number, nucleon number

analog to analog, anti-aliasing (AA optical filter e.g. low pass filter), approximate absolute temperature, atomic absorption

American Association for the Advancement of Science

The ABg model or Harvey-Shack is a method of describing bidirectional scattering from isotropic or polished surfaces.

software package Atmospheric Correction Now

AC thin film electroluminescent display devices

adaptive differential pulse code modulation; varies the binary step interval for the required bandwidth for a given signal-to-noise ratio.

audio frequency; autofocusing

automatic frequency control

Armed Forces Communications and Electronics Association

atomic force microscope

Air Force Office of Scientific Research

attitude heading and reference system

artificial intelligence

American Institute of Aeronautics and Astronautics

American Institute of Chemical Engineers

American Institute of Electrical Engineers

American Institute of Physics

airborne laser fluorosensor

advanced lightwave platform

acousto-optic beam deflector

acousto-optic deflector

area of interest; automatic optical inspection

acousto-optic tunable filter

application programming interface

American Precision Optics Manufacturers Association

Abbe refractometer; acoustic radiometer; acoustic resonance; active region; alpha ray; amplitude ratio; antireflective; aperture ratio; applied research; argon; aspect ratio; atomic reactor; augmented reality

antiresonant reflecting optical waveguide

American Standard Code for Information Interchange

amplified spontaneous emission

active swept frequency interferometer radar