Topic 596
eye,
rays,
image,
lens,
vision,
object,
glass,
eyes,
distance,
reflected,
retina,
cornea,
iris,
screen,
focus,
visual,
visible,
direction,
plane,
instrument,
optic,
illumination,
central,
transparent,
intensity,
glasses,
refraction,
camera,
observer,
front,
optical,
luminous,
colors,
sensitive,
lines,
axis,
film,
distinct,
globe,
principal,
vitreous,
photograph,
invisible,
illuminated,
accommodation,
tube,
ciliary,
reflecting,
Light
Volumes with greatest proportion