A pancake lens is colloquial term for a flat, thin camera lens assembly. The majority are a prime lens of normal or slightly wider angle of view. Some are zoom lenses.
A lens controller is device that controls motorized photographic lens functions such as zoom, focus, and iris opening. Lens controllers can be found in still camera photographic lenses and as...
The Gauss lens consists of two lenses; in its most basic form, a positive meniscus lens on the object side and a negative meniscus lens on the image side. The...
In optics, a doublet is a type of lens made up of two simple lenses paired together. Such an arrangement allows more optical surfaces, thicknesses, and formulations, especially as the...
A kit lens is a "starter" lens which can be sold with an interchangeable-lens camera such as a single-lens reflex camera. It is generally an inexpensive lens priced at the...
A critical lens is a way of looking at a particular work of literature by focusing on style choices, plot devices, and character interactions and how they show a certain...
Breathing refers to the shifting of either the angle of view or the focal length of a lens when changing the focus, depending on the definition. The two definitions are...
