Collaborate Disseminate
The F-number of a photographic lens is a measure of its light-gathering ability, and is expressed as its aperture diameter divided by its focal length. Lenses with low F-numbers are …read more Continue reading A Low F Number Lens, From Scratch
The Raspberry Pi has provided experimenters with many channels of enquiry, and for me perhaps the furthest into uncharted waters it has led me has come through its camera interface. …read more Continue reading The F Number On A Lens Means Something? Who Knew!
Try to put yourself in the place of an engineer tasked with building a camera in 1961. Your specs include making it easy to operate, giving it automatic exposure control, …read more Continue reading A Solar-Powered Point-and-Shoot, circa 1961