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Training courses, laser alignment
Air purifiers
Cameras, astronomy
Electrical and electronic products
Ultraviolet (UV) therapeutic systems for dermatology
Lasers, dental
Laser pointers
Astrographs
Helioscopes
Reflectors, astronomical
Refractors, astronomical
Spectroscopes, astronomical
Spectrographs, astronomical
Astrolabes, Danjon prism
Theodolites, universal, astronomical (altazimuths)
Meridian circles, azimuthal circles
Astronomical clocks
Chronographs, astronomical, recording and printing
Sextants
Cameras, satellite
Image enhancement and pattern recognition equipment, electronic, for observatories
Kerr cells
Eye mark recorders
Black bodies
Heliographs
Lens centring equipment
Telescopes, astronomical
Optical choppers
Scanners, laser, three-dimensional surface inspection
Refractometers, Abbe and Pulfrich
Refractometers, interference, Chance and Rayleigh
Refractometers, Kohlrausch
Refractometers, immersion
Refractometers, projection
Refractometers, pan
Refractometers, photoelectric
Refractometers, laboratory
Refractometers, pocket
Analysers, optical fibre preform
Spectrofluorometers and fluorometers
Photoelasticity test equipment
Scribing systems, laser
Alignment systems, laser
Plumb bobs, laser
Range finding equipment, laser
Motion control and positioning equipment, laser
Position sensing detectors, laser
Gyroscopes, laser
Granulometers, laser
Piercing systems, laser
Profilometers, laser
Laser sensors, contact free measurement of dimensional parameters
Laser lithography systems, three-dimensional nano and microstructuring
Opacimeters
Centring error measuring equipment for optical lenses
Focimeters
Turbidity meters/nephelometers
Sensitometers
Tunnelling guidance systems, laser
Reflectometers
Measuring systems and equipment, laser
