Stock photos are images that have already been taken by the photographer. Instead of hiring a photographer to capture a specific subject or event, one can instead, check a photo library's inventory of previously taken images to see what is in "stock". Telephoto Lens Often only called Tele lens. It makes subject in scene seem closer, but also gives a narrower field of view. Focal length greater than 50mm for 35mm cameras.

Stock photography is the business of licensing photo shoot images. Stock shoot images can be used and reused to advertise different products and services

photos that USM has purchased for use when creating in-house ads. Only USM may use these photographic images. They can not be copied or transferred to the client for other advertising use.

Images that are not photographed for a specific client or use, but are catalogued for review and selection by someone who may have a use for the image.

Stock photography consists of existing photographs that can be licensed for specific uses. Book publishers, specialty publishers, magazines, advertising agencies, filmmakers, web designers, graphic artists, interior decor firms, corporate creative groups, and other entities utilize stock photography to fulfill the needs of their creative assignments. By using stock photography instead of hiring a photographer to perform on location shooting, customers can save valuable time and stay on budget.