light

technology

macro

equipment

shiny

physics

instrument

vanishing

laser

experiment

laboratory

accuracy

research

lens

safety

science

university

phenomenon

studying

engineer

design

power

energy

danger

prism

optic

photon

spectrum

supply

reflection

glass

education

modern

green

professional

woman

explore

assembly

twilight

hand

hold

circle

magnifying

loupe

finger

closeup

deflection

dark

bokeh