M42 to M42 Mount Adjustable Focusing Helicoid Adapter 12-17mm

Made of Anodized Aluminum in Black finish with high quality.

         The length of this Helicond tube is 12mm(min) to 17mm(max),it offers a total of 5mm movement distance for the lens focusing.

         This Helicoid tube is useful for those lenses without focus ring,Tube offers fine focus control for macro photography.

         This focusing helicoid tube is made with standard M42 mount and is made with light-weight alloy.

         You can use M42 screw mount lenses, such as Carl Zeiss or Pentax 42mm screw mount lenses, and even enlarger lenses.

         It could be used as Macro Barrel.

         Instruction:Attach the Helicoid tube to the lens,then mount the combination of lens and Helicoid tube to the camera.

        This listing is for one piece Adjustable Focausing Helicoid M42 to M42 12mm-17mm lens adapter.

        Automatic diaphragm, auto-focusing will not operate correctly while using this adapter.Manual focusing with A/M mode metering is ok with the adapter.

◆Package includes:

M42 to M42 (12-17mm) Focusing Helicoid Adapter x 1pc

Settings:

Put red marks of the adapter and lens collar together.

Turn the adapter anticlockwise till the fixative click.

Mosty it will use Manual or AV mode.

Removing:

To remove the adapter you should unpress fixative pin and turn the adapter clockwise.

Notice:

1. Although the lens will fit physically, automatic diaphragm, auto-focusing, or any other function will not

operate correctly while using this adapter.

2. In this case "Stop-down mode" will need to be used when metering since the lens doesn't have the

ability to have its apeture controlled by camera body.

3. You can shoot with manual mode or aperture priority mode.

Installation: Rotate snap

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