Ice Cream Geometry

Sharpness vs MicroContrast

A lens or sensor can be sharp without having microcontrast — and it can have microcontrast without being sharp.

Hue Twists

Whenever you mention color in photography and the differences between cameras, people always say “Just use a Color Checker.”

What I think about when I think about Focal Lengths

X-Trans vs Foveon — A (Mostly) Monochrome Photowalk.

Pentax Super Takumar 50mm 1.4, 8 Element Version {photowalk} {shoot wide open} {review}

An Ode to the Sigma Foveon Sensor

Sigma has, for years, blazed a daring path with a unique sensor technology. It has many fans and I’m…

Why Micro Four Thirds cameras are better than Full Frame at Low Light Photography

The Convention…

Focal Length & Crop Factor — A brief example

Focal length is the distance of the focus.