photocount
photocounting
electrochemiluminometric
electron density
actinometer
polyenergetic
absorption band
photodetection
optical activity
actinometry
Dember effect
optical spectrum
h
Planck's constant
photoelectric
kilorayleigh
isogyric
photoelectric effect
light unit
polyelectronic
specific charge
photoelectrically
microcandela
dosimeter
dosemeter
electron number
photoemission
photostatistics
upscattering
photoelectrical
optical density
polychromatic
photographic density
photocolorimetry
absorbance
photomicrometric
transmission density
monophoton
photocolorimeter
photoelectron
photometry
photoexcited
photoemitter
photoelectrosynthesis
photopeak
spectroradiometry
photoelectret
light-scattering photometry
photoelectricity
spectrophotometer