Compatibility: Suitable for camera lens filter conversion, connecting filters of different sizes to achieve compatible use between lenses and filters.
Size: 49mm male to 42mm female design, tight fit ensures precise optical center alignment.
Function: Used to convert larger filters to smaller diameter lens mounts, expanding the range of filter compatibility and improving shooting flexibility.
Material: Made of black aluminum alloy, lightweight and durable, corrosion-resistant, scratch-resistant, and stable over long-term use.
Easy Installation: Precision thread machining ensures smooth screwing in and out, suitable for quick manual installation and removal.