Product Description :
After nearly 40 years of pioneering new and better ways to capture and portray the ordinary and extraordinary-Sigma is still creating new avenues of expression with innovative designs and enhancements.
Product Details :
- Manufacturer : SIGMA
- Country of Origin : USA
- Item model number : F30S17
- Product Dimensions : 0.64 x 7.87 x 7.87 cm; 453.59 Grams
- ASIN : B000FG6CRO
Product Features :
- 55 millimeter adapter ring for the Sigma EM-140 macro flash unit