What is the formula for determine heating produce by a lens?
48883
Heat production of magnifying glass
34583
How can I calculate sensor size (width and height) from focus length, vertical, and horizontal angle of view?
60363
Photoelectric effect in a a frequency range
127543
Determining the path of a light ray
105343
Interference at the focus of a convex lens or a concave mirror
128590
Is the formula for object image size given focal length, etc. independent of sensor size?
104041
What does a lens hood do?
20086
Why is the amount of light a lens lets in called the 'lens speed'?
107605
Determining the characteristic of a field
49930
How do I prevent condensation on a lens when outdoors?
303
Formula for molar specific heat capacity in polytropic process
62822
How can lens cause consistent front or back focus?
58074
Physics of Focusing a Laser
88577
How is light produced?
11996
How do I find the right size of filters for a lens?
66203
Free Optics Simulation Programs
130201
Imaginary number for extinction coefficient in complex refractive index