Body caps keep dust and damage from the camera when storing the camera body or when the lens is removed.
When storing a camera body separately from a lens, a body cap protects the internal parts of the camera body, to keep out damaging dust and moisture. Body caps are made from a durable polycarbonate plastic to withstand the rigors of daily use. The custom fit and construction are designed to deliver years of protection.
Whether out in the field or in the studio, photographers know that protecting the substantial investment in a camera is essential to prolonging its life and usability. A body cap delivers unparalleled protection and ease of use. . Be sure to find the correct lens mount cap for the same great camera lens protection.
Dust can be a major issue in some environments, especially when you need to change a lens. Some photographers keep a damp cloth inside a plastic bag and wipe the camera surface to remove dust prior to removing the lens.
If you do not immediately attach another lens, use the camera body cap to cut down on the risk of dust entering the camera. However the sensor has focal plane shutter blinds between exposures but dust which gets inside the camera can easily collect on the filter which covers the sensor when during an exposure.
A body cap twists and locks on the camera body creating a positive contact with the perimeter of the lens mount surface to keep out dust and moisture.
Shop for Body Caps at these stores
Cheap third-party caps don't seal over the edge of the lens mount. These cheap
caps simply cover the front without wrapping over. This lets them fit
everything, but doesn't do as good a job of sealing the camera against dust and