Setting that holds the camera shuttle open until the shuttle dial is turned or release is press the second time. A telephoto lens has a longer focal length and narrower field of view than a normal lens and have a shallower depth of field than wide angle lenses. But it can do isolation of subject and have a longer reach without going near to the subject.
Life can be very difficult in sports and wildlife photography.
A thin negative appears less dense than a normal negative. Type of exposure meter built into the camera body and reading through the camera lens. May measure either at full aperture or at picture taking aperture. Most SLR cameras have built-in meters which measure light after it has passed through the lens, a feature that enables exposure readings to be taken from the actual image about to be recorded on film, whatever the lens angle of view and regardless of whether a filter is used or not. Because the sensor that controls the flash receives light through the lens TTL auto flash can be used for bounce flash photography, fill flash, multiple flash photography, etc.