Lumens Lux Candela illustration measurement concept. Eps Vector
Schlüsselwörter
lux,
illumination,
light,
candle,
candela,
eye,
bulb,
education,
energy,
flat,
fluorescent,
halogen,
icon,
idea,
infographic,
infrared,
intensity,
isolated,
lamp,
led,
lumen,
night,
optical,
power,
ray,
realistic,
science,
set,
source,
tungsten,
watt,
bright,
book,
school,
university,
study,
cognition,
paper,
computer,
lesson,
office,
student,
children,
learn,
young,
business
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