Free Lens Hoods.

It took me forever to find something other then just conjecture on the effectiveness of UV filters. It would seem a pretty logical thing for filter manufacturers to publish their transmissions graphs but it doesn’t seem like any of them … Continue reading →

But only in Europe.

I’ve discovered a wonderful and detailed explanation of diffraction in photographic lenses and how calculate the effect relative to the pixel scale of your sensor. It also includes a couple of nice interactive examples and an online calculator.

This looks like a nice DOF calculator with hyperfocal distance calculation.

This is a write-up for a quick battery life test I did with the Rebel XT + Opteka BGRXT. Note: this is the exact same grip as the Canon BG-E3. The issue: I’ve read in a number of online forums … Continue reading →

Amazingly enough, my ’90 Eclipse won’t start after having sat curbside, uncovered and in exposed to the full glory of the Hawaiian climate, for almost a year. After replacing the dead battery (thanks for the warranty Sears, hehe) and topping … Continue reading →