Features:
Made from quality aluminum material with anodizing on surface
The length is 17mm(min) to 31mm(max), with 14mm movement distance for the lens focusing
Used for those lenses without focus ring, offering fine focus control for macro photography
Made with standard M42 mount
You can use M42 screw mount lenses, such as Carl Zeiss or Pentax 42mm screw mount lenses, and even enlarger lenses
Can be used as Macro Barrel
Easy to install: attach the Helicoid tube to lens, then mount the combination of lens and Helicoid tube to camera
Note: Automatic diaphragm and auto-focusing will not operate correctly while using this adapter. Manual focusing with A/M mode metering is ok with the adapter.
Specification:
Color: Black
Material: Anodized Aluminum
Length: 17mm-31mm(14mm movement distance for focusing)
Focus: Manually
Package Includes:
1 x M42 to M42 Focusing Helicoid Ring Adapter
Packing list 1 x M42 to M42 Focusing Helicoid Ring Adapter
Logistics information
Our products are located in Hong Kong, China, and the logistics speed depends on your specific location. According to our experience, it usually takes about 15-20 days of transportation time
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How to choose the correct size:
Step 1 Please measure your foot length carefully.
Step 2 Please choose the correct size according to your foot length and chinese size.
For example, If your foot length is 255 mm , you should choose the size 8.
