ultrawide angle photographic lens system
lens of photographic machine
photographic field lens
Photolithographic objective lens
corneal lens（lenses） lens
object lens objective lens
objective lens object lens
plane-concave lens (=plano-concave lens)
plane-convex lens (=plano lens)
short focal length lens (=short-focus lens)
variable focus lens vari-focus lens
vari-focus lens variable focus lens
aerial (photographic) coverage
aerial photographic camera
aerial photographic gap
aerial photographic image
aerial photographic mapping