35mm
active
adapter
adaptive
aperture
attached
automatic
background
bayonet
black
body
camera
circle
closeup
compatible
contact
contacts
cpu
detached
detail
digital
dslr
electrical
element
equipment
film
fmount
focus
format
glass
incompatible
instrument
isolated
lens
macro
mount
object
objective
optic
optical
photo
photograph
photographic
professional
quality
slr
technology
wide
zoom