Simple quick DoF estimate method for prime lens
35002
Is there a 'rule of thumb' that I can use to estimate depth of field while shooting?
127543
Determining the path of a light ray
54122
Why does using a tilt-shift lens make things look miniature?
113839
How can I visualize or simulate the effect of different focal lengths?
22374
What methods can be used to micro-adjust autofocus of a camera body to a particular lens?
52691
Sign convention in optics
70400
Extracting angles from a simple picture
7029
high pass filter without losing detail
5740
What is a good wide-angle prime lens for Nikon DX (APS-C) format?
94271
What is the reference plane used when the minimum focus distance is measured?
15724
Graviational Lensing Data
152304
Correcting perspective distortion for an angled projector (Keystone effect)
138978
Is optical image stabilization a necessary feature for any lens?
129625
Programmatic approach to HDR photography
102041
Pinpoint the area light to object
38712
Diffraction by a lens
111160
Export Wavefront .mtl file -- Where is the reflectance coefficient?