Photometer on White Background
Schlüsselwörter
light,
intensity,
measure,
luminance,
brightness,
flux,
lux,
instrument,
device,
sensor,
photocell,
detector,
filter,
calibration,
accuracy,
precision,
scale,
display,
analog,
digital,
portable,
laboratory,
laboratory,
science,
physics,
optic,
astronomy,
photo,
exposure,
metering,
environment,
industrial,
quality,
control,
research,
education
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