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