Tonight Jeyhan, Jeff, Sarah, and I tried a Mexican restraunt that Jeyhan and I have been driving past for a year and saying, “we really should try that place”. Other than being accidentally sprayed with Sarah’s (not mine) hot cream … Continue reading →

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.