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Details:

For using Sony NEX (E) mount APS-C digital cameras with all M42 mount (42mm x 1.0) lenses.
Allows focus infinity. Switching camera to "Shooting without lens" mode is essential.
It helps to increase the maximum aperture to 1 stop, and you can use it faster by 1 stop.
Blue spot will occur if lens is shot to sunlight or lamp directly.
With aperture control ring, can be used in Nikon G lens, e.g. DX 18-55mm F/3.5-5.6G.

Jolos TM Mount Adapter M42/EOS 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.

Jolos TM Mount Adapter M42/EOS Removing:

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

Package Contents:

1 * Focal Reducer Speed Booster Adapter

Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.