A Phottix White Balance Lens Cap can be used to set a custom WB level in your camera. It’s easy to do. With the Phottix White Balance Lens Cap over your lens, turn off your autofocus, point your camera towards your subject, and take a photo.
White Balance Filter Cap is made of durable plastic with neutral tones, suitable for use with any digital SLR and digital video camera with a white balance function and consists of 3 parts: a filter mount, a detachable cap and a hand strap. A simple instruction manual is included with the Lens Cap.
A Phottix White Balance Lens Cap can be used to set a custom WB level in your camera. It’s easy to do. With the Phottix White Balance Lens Cap over your lens, turn off your autofocus, point your camera towards your subject, and take a photo.
Setting a custom white balance level is different for each camera. Essentially, the camera will process the photo taken with the WB lens cap over the lens and use those computations for correcting the white balance.