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light

Relative Sharpness and Cones of Light

John Neel

Depth of field is a way to assure a selection of the subjects in an image appears sharp. Depth of field is a cause of aperture function. It has to do with the opening created by the lens iris relative to the subjects in a scene. It has to do with light cones. Light cones are the gathered rays of...

Focus and Aperture Movements with Older Lenses

John Neel

Focus and Aperture Movements with Older Lenses   Mirrorless cameras have become popular partially due to their relatively short distance from the lens mount to the imaging plane. This shortened distance has allowed for the use of a variety of vintage lenses. The distance that was reduced was made...

Notes to Myself — For Photography and Living — John Neel

John Neel

A Few Thoughts On Photography, Light and Seeing   Originally published Published on: Oct 17, 2013 “It’s easy to respond to a world that is new to us. However, if we pay attention, it is possible to find things in the commonplace that look amazing. Soon, we begin to see the familiar in entirely new...

Worldwide Pinhole Photography Day 2021 Poster

John Neel

Worldwide Pinhole Photography Day 2021 Poster Each year for nearly two decades, thousands of people from around the planet have participated in the annual WPPD event. The event is meant to be fun and creative. It brings people together from nearly every nation around the globe. I see it as a tool...

Sony Introduces Alpha 7C Camera, World’s Smallest and Lightest Full-frame Camera System

John Neel

As Announced by Sony Please Read – Disclosure Statement   Sony Introduces Alpha 7C Camera, World’s Smallest and Lightest Full-frame Camera System   SAN DIEGO, CA – September 14, 2020 – Today, Sony Electronics Inc. announced several additions to an already impressive imaging lineup — the Alpha 7C...