Photography Formulae

A small collection of useful formulae (formulas) for the photographer, including a couple of handy calculators. Hyperfocal Distance Hyperfocal distance (H) defined as the distance at which a lens must be focused for everything beyond half that distance (H/2) to be in acceptable focus. This is especially useful since it is the distance at which […]

Photography Formulae

Quick Tips for Wildlife Watching and Photography

Tips – Introduction Here are a few tips for anyone setting out to enjoy spotting wildlife and perhaps hoping to take a few photographs too. It is not intended as an exhaustive guide, just something to set you off on a helpful track. Oh, and there’s an amusing yet illustrative anecdote that I’ve included. The […]

Quick Tips for Wildlife Watching and Photography