virtual instrument instrument

an eye for an eye

an eye for an eye and a tooth for a tooth

eye and eye turnbuckle

eye relief (=eye-point distance)

eye relief，eye distance

eye to eye contact

eyetoeye contact

Instrument to ascertain instrument height

military fire-kcontrol insturment military optical instrument

optical instrument & gauge instrument designing

‘magic-eye’ tube

’cat’s eye’ effect

“Elephant eye”pigeon′s egg

“Phoenix eye”pigeon eggs

3D eye deformable template

3D muscle controlled eye model

a dry eye

aberration of eye