All About Photographic Lenses.
Specifications, comparison, reviews, MTF-charts for lenses by Canon, Nikon, Sony, Pentax, Olympus, Sigma, Tamron, Carl Zeiss, etc.

Glossary of Terms (1)

A regularly updated collection of terms, definitions, abbreviations and acronyms related to photographic lenses. You must be logged in to add a term.

Sorted in Alphabetical Order

a b c d e f g h i j k l m n o p q r s t u v w x y z


XGM

XGM stands for Tamron's eXpanded Glass Molded Aspherical lens element.It was designed to controls distortion and chromatic aberrations that affect wide-angle lenses. It's front lens element in Tamron SP 15-30mm F/2.8 Di VC USD lens.

Source: Tamron
Posted by: Radovan 29.04.2015 22:40:54




Paging: [ 1 ]