LensMount Adapter for EF to G1、GH1、GF1，EP1、EP2 4/3mount

M4/3 adapter ring with adjustable apertureLens suitable for: EF lens (this adapter ring is not suitable for EF-S lens)The latest developed built-in adjustable aperture adapter ring has an adjustable aperture bar inside, which solves the problem that the aperture cannot be adjusted after the Canon lens is transferred.

It is used to transfer various EF lenses to G1, GH1, GF1, EP1, EP2 and other mini 4/3 interface body systems.1. The adapter ring can connect lenses and cameras of different brands for shooting, which greatly increases the lens resources and brings a lot of shooting fun.After the transfer, no auto focus is available and manual focus is required2. All cameras can shoot in M mode. The aperture information is not displayed in the camera and photo parameters. The lens manual setting value or adapter ring adjustment shall prevail.The settings that can be changed on the camera are parameters such as shutter and ISO.3. By adjusting the adjustment ring of the adapter ring, the aperture inside the adapter ring can be contracted and enlarged to achieve the effect of adjusting the amount of light.4. Metal material. Mechanical structure, high precision.Note: When the aperture built into the adapter ring is contracted too small, the lens will appear dark corners when shooting. This is normal.The most important function is to adjust the depth of field through the aperture.Some camera menus require corresponding settings to press the shutter, such as AF SLR, NEX single-lens, M4/3 single-lens, etc. Whenever you encounter an M mode where the shutter cannot be pressed, or a warning such as "the lens is not installed correctly" is prompted, the camera menu settings should be modified. Generally, in places such as "Settings" and "Customization", the name is generally called "Release shutter without lens installed".Just modify the setting to allow.For details, please refer to the camera manual.Metal material. Mechanical structure, high precision. Full manual control, manual focus, aperture priority, and infinite focus.