photometer
astrophotometer
sunphotometer
photodensitometric
photomicrometric
photopolarimetric
telephotometer
astrometer
photodetection
adaptometry
colorimetric
startracker
erythropic
luminometer
light meter
luminous flux
exposure meter
lensometry
photometry
meter
photometrically
colorimetrically
biophotometry
phototachymetric
photometrics
transflection
optical bench
luxometer
photopolarimeter
chromatometry
photometrician
spectrophotopolarimeter
photoelectrocolorimetry
photometered
metro-
fluorophotometer
photonephelometer
microphotometer
goniophotometer
rhodopic
spectrophotogoniometer
photoelectrocolorimetrically
keratometry
photocolorimeter
pole
phototelegraphic
picoscale
photosensation
measurable
mired