50 mm f 1.7 lens
Keywords
lens,
camera,
object,
glasses,
equipment,
isolated,
subject,
optical,
white,
2000,
technology,
optical,
device,
photo,
professional,
aperture,
studio,
2000,
shutter,
photographic,
background,
photograph,
digital,
sharpened,
focal,
japan,
manual