We’ve run across the idea of IR filter removal in the past. [Tony Z] pointed out this nice little how-to on removing the IR filter from a Canon a540 or a530 digital camera. I’m pretty b… ...

The filter he shows adjusts from 530nm to 750nm and is made to screw into a 72mm lens, but it works fine with your eyeballs, too. [Makers Mashup] says he’ll eventually make a stand for it so he ...

IR（infrared) cut-off filters are used with color CCD or CMOS imagers to produce accurate color images. An IR cut-off filter blocks the transmission of the infrared while passing the visible ...

Canon EOS 60Da lets you shoot the night sky with its modified IR filter Canon has announced the 60Da, a modified version of its 60D DSLR exclusively designed for astrophotography. The camera uses ...

A polarizer filter not only makes blue skies bluer, it can also make other colors more saturated. (Credit: Steve Perry). Image used with permission by copyright holder Back in the days of analog ...

The filter will be available in sizes from 49mm up to 105mm with the standard ring, though if you're planning to use a wide-angle lens, it's recommended that you opt for the thin ring (58 to 105mm).