英和和英

a photographic image that is produced from sensitive materials

a tactile reflex

radiolucent tissues

light-sensitive photographic materials

the spectrum of ultraviolet radiation

a film sensitive to infrared rays

an inorganic pigment that scatters ultraviolet rays

polarize light waves

ultraviolet radiation

ultraviolet rays

a pencil of light

the spectrum of infrared radiation

the aphotic depths of the sea where no photosynthesis occurs

photosynthesis

refracted light

ultraviolet

photoelectric effect

strong light―intense light

light waves

unfrosted light bulbs

a sensitized film

plane-polarized light

refraction of light

infrared radiation

the topographical feature of hilly ground

laser based communication

a geographical feature called alluvium

a resonance frequency

photochemical smog

polarized light