Covering half of a lens
137893
A half covered lens
158181
How does the lens diameter influence photo quality?
21523
How can aperture be f/11 on a lens with an aperture range designation of 3.5-5.6?
20168
Wide Angle Lens on a Step Down ring?
79589
How do I partially break a clipping mask border?
24842
Does using an extender actually change the aperture of the lens?
57449
TikZ: How to make a convex lens
63434
Technically, why is the out of focus area blurred more when using a bigger aperture?
38712
Diffraction by a lens
94181
Transparent half circle cut out of a div
9195
Joining mirrored object causes half of it to disappear
23194
Filling between boundaries
44379
Aliased edge around light source in cycles
49930
How do I prevent condensation on a lens when outdoors?
31515
How to create a circular black gradient mask
66344
Estimating the full width half maximum of a peak
114324
Is there any protection ring available for reversed lenses?