Stop down . To decrease the size of the lens aperture. The opposite of open up. Tagged Image File Format . See TIFF .
Telephoto lens .
See TTL . A popular lossless image format used in digital photography. Time-lapse photography . Taking a series of pictures at preset intervals to show such things as flower blossoms opening. A camera design that let's you compose an image while looking at the scene through the lens that will take the picture.