Designed for photographers who haven't memorized every button, dial, setting, and feature on their Olympus OM-3, Rocky Nook's handy and ultra-portable quick referencePocket Guidehelps you get the shot when you're out and about.

Confirm that your camera is set up properly with the pre-shoot checklist

Identify every button and dial on your camera

Learn the essential modes and settings you need to know

Dive deeper with additional features of your camera

Execute step-by-step instructions for shooting multiple exposures, in-camera HDR, time-lapse movies, and more

Follow tips and techniques for getting great shots in typical scenarios (portrait, landscape, freezing action, low light, etc.)