By using this AF confirm adapter, you can get an singal (bee sound" when focus for manual focusing easily. It is more convenience for all user use manual mode focus.
- use A / AV mode in auto exposure , however, aperture display is not available.
- For P / S mode, the auto exprosure not work, it only can release shutter.
-This adapter doesn’t support as less as F5.6. you should focus with MAX aperture and stop down to capturing.
-For this AF adapter, it is didn't mean you can use Auto focus, it only have an indication (bee sound) when you manual focus accruately
- Put red marks of the adapter and lens collar together.
- Turn the adapter clockwise till the fixative click.
- Set M42 lens.
To remove the adapter you should unpress fixative pin and turn the adapter anticlockwise.
PLEASE SET 'NO LENS ' MODE IF YOU USE SONY / MINOTLA CAMERA .
Note: The value of aperture is fixed at f/1.7 (50mm)