art
astronomy
black
cosmos
design
device
discover
discovery
distance
equipment
explore
find
flat
focus
graphic
icon
instrument
internet
learning
lens
line
look
magnification
magnifier
magnify
object
observation
observatory
ocular
optical
pictogram
research
science
scope
search
sign
sky
space
study
surveillance
symbol
technology
telescope
tool
tube
universe
view
web
定額
Observatory equipment. Large optical electric telescope. Space research. Science and education. Simple black line vector icon. Single element for web design, mobile app.の素材 [FY31054433844]
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