Specifications, comparison, reviews,
MTF-charts for lenses by Canon,
Nikon, Sony, Pentax, Olympus,
Sigma, Tamron, Carl Zeiss, etc.
Glossary of Terms (3)
DN stands for Digital Neo and it's used by Sigma to denote that lens is designed exclusively for mirrorless interchangeable lens cameras. Usually contained in lens name eg. (30mm F2.8 DN | A)
Posted by: Radovan 24.02.2013 21:32:25DG is abbreviation for DG for Digital and used by Sigma to denote that lens is designed for full-frame digital SLRs but it'll also work with ASP-C size DLSRs. Usually contained in lens name eg. (150mm F2.8 EX DG OS HSM APO Macro)
Posted by: Radovan 24.02.2013 21:21:12Abbreviation used by Sigma to describe special lenses designed for APS-C size sensors. Lens designated with DC are intended to be used only on cameras with ASP-C sensor. Usually contained in lens name eg. (18-50mm F2.8-4.5 DC OS HSM)
Source:Posted by: Radovan 24.02.2013 18:53:39