Macro Extension Tube Ring 9mm/16mm/30mm for M42 Screw Mount Set for Film/Digital SLR
Special Features
- This brand new Macro Extension Tube Set for your film & Digital SLR includes 3 extension tubes - 9mm, 16mm, 30mm adapters.
- Use this set will not downgrade the optical quality of your lens.
- Sharpness and Saturation can be still maintained. But they are not meter-coupled. They do not preserve the automatic diaphragm.
- It should be used with manual lenses with their own aperture dial.
- There is no electronic connection between the body and the lens. Automatic lenses can be used with their widest open aperture only.
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