Item Weight: 4.5 ounces
ASIN: B08NSSKPSK
Manufacturer: S erounder
Country of Origin: China
The focusing helicoid adapter is the best choice for magnifying or altering lenses. It provides a focus system for lenses without a focus system.
It can also be used as a macro tube to provide fine focus control for macro photography.
The length of the focal length is 25mm/1.0in(min) to 55mm/2.2 in(Max), providing a 30mm/1.2in adjustable distance for lens focusing.
Made of aluminum alloy, black anodized, long service life, very good hand feel. Use universal M65 threaded interface, strong versatility and convenient transfer.
The inner wall of the focusing helicoid tube is matted to avoid the influence of reflected light on imaging. The focusing helicoid tube can make the idle old lens can also be used for digital camera shooting.