light meter
luxometer
optics
optical
LED analyser
luminoscope
fluorosensor
aperture
goniophotometer
photocounter
specular
mirrorlike
reflecting
light source
light
leukometer
laser pointer
quasioptical
flare
finder
view finder
viewfinder
diffuser
optical device
opalesce
photometer
coelostat
spectroradiometer
microscope
spectrogoniometer
electric eye
polymeter
photosite
optode
phosphoroscope
lit
well-lighted
lighted
chromatoscanner
organic electroluminescent display
photoreflexive
apodizer
illuminated
nanoprobe
pair of binoculars
optic
signal
polarizer
binoculars
sensorchip
electric light
diffusor
dispersometer
objective
autocollimator
transilluminator
multiplier
spectropolarimeter
flasher
densitometer
phacometer
oscillometer
fartometer
coude telescope
Wollaston prism
illuminant
heliograph
light-duty
chromascope
campimeter
ellipsometer
auxometer
coude system
sensitometry
achromatic
photorefractor
high-visibility
slitmask
Rochon prism
scanner
photospectrometry
fadeometer
colorizer
fadometer
startracker
Fresnel zone plate
nanophotometer
spectacle
photocolorimeter
net
camera lucida
spectrophotofluorometry
superscatterer
vacuum fluorescent display
hand-basher
solar microscope
light microscope
phototransistor