ExpoDisc v3 Professional White Balance Filter 82mm

ASSEMBLED AND TESTED IN USA We care about our products we assemble test and certify every ExpoDisc in California on our transmission spectrophotometer EASIERTOUSE THAN A GREY CARD Simply place the ExpoDisc v3 in front of your lens and capture the incident light while setting your white balance QUICKLY SET WHITE BALANCE Save time by setting your photo or video white balance incamera no software required or capture a gray reference image to use with your preferred image editing software when processing your RAW files in post production In most cameras you can set a white balance in 1520 seconds NEW WIDE SPECTRUM WHITE BALANCE The ExpoDisc v3 enables precise custom white balance adjustment across the visible spectrum 380nm to 700nm and extends to the infrared spectrum 700nm to 1600nm With a light transmission delta of only 09 from 380nm to 700nm the ExpoDisc v3 ensures accurate color reproduction in the visible range THINNER AND LIGHTER ExpoDisc v3 is wafer thin 9mm which is about 12 the thickness as the ExpoDisc 20 This makes ExpoDisc v3 easier to hold over your lens and more comfortable to slip into your pocket NEW BAYONET MOUNT The new ExpoDisc v3 introduces a redesigned mount catering to users who prefer attaching the ExpoDisc directly to their lens during white balance adjustment CALIBRATED LIGHT TRANSMISSION The new ExpoDisc v3 is calibrated to be inline with ANSI standards for digital light meters ensuring approximately 14 light transmission IMPROVED EXPOSURE ACCURACY With this calibration the ExpoDisc v3 offers a notable improvement of approximately 13 to 12 fstop when using it for exposure metering on digital cameras EASY SETUP With the inclusion of a step ring attaching the ExpoDisc v3 to your lens becomes a breeze Simply thread the step ring onto your lens and effortlessly mount the ExpoDisc v3 onto the step ring whenever you set a white balance INFRARED IR WHITE BALANCE ExpoDisc v3 maintains excellent light transmission with a delta of just 11 from 700nm to