123 Andoer M52-M42(17-31) 17มม.-31มม.M52 To M42 อะแดปเตอร์เลนส์กล้องสําหรับเลนส์มาโครเฮลิคอยด์แหวนต่อเลนส์สําหรับถ่ายภาพมาโคร

Andoer M52-M42(17-31) 17mm-31mm M52 to M42 Mount Camera Lens Adapter Ring Macro Extension Tube Helicoid Lens Focusing Adapter Ring for Macro Photography
Features：
[Broad Compatibility] Suitable for M52 mount lens and M42 mount adapter ring providing a focusing system for camera.
[Focus Length] Can be adjusted from 17mm to 31mm support manual focusing satisfying your various needs flexible and convenient to use.
[Macro Extension Tube] Can be used as an old lens and macro extension tube perfect for macro photography digital camera photography and more easy to install and use.
[Premium Aluminum Alloy Construction] Made from high-quality aluminum alloy with advanced anodic oxidation technique sturdy and durable.
[Compact Size and Light Weight] Max. 7cm diameter and weights only 99g convenient for storage and carrying.

Specifications：
Brand: Andoer
Model: M52-M42(17-31) 
Color: Black
Material: Aluminum alloy
Product Size: 7 * 7 * 2.2cm/ 2.7 * 2.7 * 0.86inch
Product Weight: 99g/ 3.4oz
Package Size: 7.6 * 7.6 * 3.3cm/ 2.9 * 2.9 * 1.2inch
Package Weight: 109g/ 3.8oz
Note: 
Only the camera lens adapter ring is included.

Package List：
1 * Adapter Ring