AF confirm adapter for M42 screw lens to Canon EOS adapter silver flange - 7D 70D 700D 1300D
This is the AF confirm chipped lens adapter ring with built in circuit board for M42 (42mm x 1.0) mount lens on your Canon EOS EF mount camera, saving you the expense of a costly and irreversible conversion.
Focal length and aperture values are fixed and not programmable, but value can be controlled from F/1.4 to F/4.0 for exposure control.
It is not suitable for several full frame 5D series cameras because of depth of lens mount. Please contact us on compatibility of camera model before purchase.
Allows focus infinity.