I just got a new off-camera flash, and the instruction manual says: Never fire the flash unit closer than 1 meter from infants. This was a little startling to me, since one of the main reasons I ...
I am entirely serious. As I walked conspicuously down a narrow alley this morning with my camera hanging off my shoulder I began considering how I would/could respond to a bit of rough treatment by ...
I have been using my dad's old Metz mecablitz 18 B1 flash for a while with my Canon 7D and had no trouble with it, but just received some advice from a friend that using old flashes can fry the ...
I read that lens makers used to use radioactive glass to increase the refractive index property of their lenses. How radioactive are they? Here are some example dosages; where would looking through ...
I'm considering buying Manfrotto 055CXPRO3 carbon-fiber tripod legs with a Manfrotto 498RC2 ball head, but I've read that carbon fiber can break at low temperatures. (Note that the 055CXPRO3 uses ...