The Sigma Corporation is pleased to announce the launch of the new APO TELE CONVERTER 1.4x EX DG and APO TELE CONVERTER 2x EX DG, digitally optimized tele-converters, exclusive to Sigma’s telephoto and telephoto zoom lenses.
- New multi layer lens coating and lens design reduce flare and ghosting.
- The high image quality of the master [...]

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Digibug Express Press Release
3 Chances to Win With Drawings on, November 1st, December 1st and January 1st
Waltham, MA October 4, 2005 Digibug Express announced today a free print giveaway on Picturebug.com where up to 6 winners will each receive 5,000 free photo prints. No buy is required and users need only register at Picturebug.com to [...]

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