eye position data

primary position of eye

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

CINQUIEME POSITION; FIFTH POSITION

plane position indication [= plane position indicator] {= PPI}

Position control(Position-keeping)

Position-to-position tool change time

QUATRIME POSITION; FOURTH POSITION

SECONDE POSITION; SECOND POSITION

TROISIME POSITION; THIRD POSITION

‘magic-eye’ tube

’cat’s eye’ effect

“Elephant eye”pigeon′s egg