Using a massive Fresnel element and relying upon the physics of light, photographer Christopher Getschmann built a "hypercentric camera" that makes objects that are further away from the camera appear larger than what's closer.
Photographer Nicholas Sherlock 3D printed a $25 super wide-angle macro lens using glass from a CCTV camera and a 4x microscope.
Photographer and lens enthusiast Mathieu Stern has attached a disposable camera lens to a Sony Alpha A7 II to recreate the 1990s look.
A British man has built his own lens with a super fast 35mm f/0.4 equivalent bokeh that is constructed around an old episcope projector lens and a mechanical system for controlling focus.
Fotodiox has shared a step-by-step video tutorial on how to turn a simple household magnifying glass into a focusable lens on a mirrorless camera for a unique vintage effect.
If you want to take Lensbaby-style selective focus macro shots using your phone, go buy a cheap laser pointer. Photographer Zaheer Mohiuddin writes that the lens inside laser pointers (the one that focuses the laser) works well as a macro lens for the tiny cameras found on smartphones. After taking the device apart and finding the small gem-like lens, simply attach it to your camera with some tape to start shooting close-up pictures.
Photography enthusiast Maciej Pietuszynski jumped into tilt-shift photography recently by building a do-it-yourself …
John Sypal of Tokyo Camera Style spotted a photographer on the streets of Tokyo using this homemade lens created out of a potato chip tube. It captures photos that show the world in a glass-like sphere, with everything else blurred.