Here you will find a number of introductory technical articles about various aspects of (mostly) digital photography.

These articles are not specific to any particular camera model, and therefore may not satisfy a searcher for instant gratification. Reading them, however, should put you in a better position to make a full use of your camera's potential and possibly, in the long run, to make you a better photographer.

The most recent articles are listed at the top.

• Camera shake and image stabilization — a general introduction. (Posted 2009/02/28)
• Measuring the benefits of image stabilization — a detailed description of the procedure I'm using. (Posted 2009/02/28)
• Can a camera make you a better photographer? — the concept behind the Panasonic Lumix FRT-1, a camera which helps you to learn photographic skills while you are taking pictures (Posted 2008/04/01)
• geeCam: Free cameras for the masses — a revolutionary technology which will change the camera market forever (Posted 2007/04/01)
• Focal plane shutter — how does it work in your SLR, and why should you know about it (Posted 2007/02/13)
• How did that happen? — what can your camera do to helicopter rotor blades; a follow-up to the above, and a puzzle to solve (Posted 2007/03/25)
• Raw or RGB? — what does the raw (not RAW!) format offer, and is it really worth the trouble? (Updated 2009/02/01)
• MTF as a measure of lens resolution — a brief introduction to the subject of the Modulation Transfer Function often used to describe how "good" a lens is. (Updated 2007/07/24)
• When is megapixel not a megapixel — how many megapixels does your camera really have, and should you really care? (Updated 2007/08/04)
• Noise in digital cameras — an introduction to the noise problem, and pitfalls of denoising. Can noise reduction make your pictures worse? (Updated 2008/02/06)
• Depth of field and your digital camera — what it is, how does it affect you, and are digital cameras any different in this aspect? (Updated 2008/03/01)
• Infrared photography — general information and pages with IR samples from various Olympus cameras (Updated 2008/12/29)