[ GLOSSARY DEFINITION ]
Camera
Telephoto Lens
A long-focal-length lens for close-up zoom shots without digital cropping.
Also known as:
Telephoto
Telephoto camera
Full Definition & Technical Explanation
Telephoto lenses bring subjects closer optically (85 mm+ equivalent). They enable true optical zoom — see Lenses: ...Telephoto: 12 MP on multi-camera phones.
Used for portraits and wildlife. Some phones stack telephoto in a periscope module for 5x+ zoom.
Related Technical Terms
Bokeh
The pleasing blur behind a subject in portraits, produced by wide apertures or software.
Camera
Camera Zoom
How much a camera magnifies a scene; optical zoom keeps detail, digital zoom crops it.
Camera
Periscope Lens
A folded telephoto module that fits long-focal-length optics in a thin phone.
Camera