Arrangement for measuring the bath level in a continuous casting
Arrangement for measuring the range or speed of an object
Arrangement for optically tracking moving objects and for measur
Arrangement for producing free atoms of a substance for atomic s
Arrangement for recognizing obstacles for pilots of low-flying a
Arrangement for the spectral analysis of substances
Aspheric optical test plate assembly
Assembly comprising a pocket 3-D scanner
Atomic absorption and fluorescence spectroscopy
Atomic spectroscopy
Auto focus apparatus having a plurality of light emitting elemen
Auto level with a laser
Auto-focus camera
Autofocus distance-measuring optical system
Autofocusing apparatus of a sighting telescope
Autofocusing apparatus utilizing intermittent light projection
Automated boresighting device and method for an aiming light ass
Automated exposure-contrast control index meter
Automated precision flame-emission photometric apparatus
Automatic baseline compensator for optical absorption spectrosco