The Massa SB639 extension rings move the lens farther from the camera body, enabling macro photography with a greater range of magnification. They are made of hardened aluminum and do not adjust focus automatically; focusing is done manually. The individual rings can be combined to achieve different magnification ratios.
- Type: Extension ring set
- Compatibility: Nikon
- Material: Hardened aluminum
- Focusing: Manual
- Rings: 7 mm, 14 mm and 24 mm
- Package contents: Extension rings, bayonet lens adapter and bayonet camera body adapter
- Product Number
- SB639
- Type
- Converter
- Compatibility
- Nikon
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.