英文關鍵字
afs
aperture
autofocus
autofocusing
black
camcorders
camera
capture
contrast
details
device
digital
dslr
electronic
equipment
film
focal
focus
glass
image
lens
light
macro
media
movement
object
objective
optic
optical
performance
photo
photographer
prime
product
professional
quality
range
ring
round
scale
shoot
shutter
stabilization
studio
technology
turning
videographer
zoom