ExpoDisc - 2.0 77mm White Balance Lens Filter

Improve the consistency of your DSLR camera's color photos with this ExpoDisc 2.0 EXPOD2-77 77mm lens filter, which lets you set white balance, meter 18% incident exposure and dust map your camera's sensor to ensure images with a high level of quality.

• Compatible with most DSLR cameras: With lenses that accommodate 77mm filters, including select Canon, Nikon, Sony, PENTAX, Fujifilm, Samsung, Olympus, Kodak, Panasonic and Sigma models.
• Custom white balance: Enables you to consistently produce optimal color in natural, artificial, studio and mixed lighting environments with neutral and portrait options.
• 18% incident exposure metering: Lets you adjust the aperture, shutter speed or ISO until a proper exposure is indicated.
• Portrait-warming filters: Offer 250° and 400° Kelvin warming options to add varying degrees of warmth to create pleasing skin tones.
• Dust mapping: Utilizes the filter as a means of detecting dust on your camera's sensor.
• Tested for neutrality on a spectrophotometer: To deliver 18% total light transmission across the visible spectrum, ensuring neutral white balance.
• Button-activated spring design: Provides secure attachment to lenses and threaded lens filters.
• Pouch: Along with a lanyard allows simple portability.