Why need to use speed booster/focal reducer adapter?
It converts fullframe lenses into APS-C lenses. The advantage is to get the fullfame field of view onto the APS-C sensor.
Feature:
All metal structure, with excellent opticals (4 elements/4 groups)
Reduce the focal length (by 0.7x wider)
Effectively increases the maximum aperture of the lens by 1 stop (in other words, under the same aperture, you can use faster shutter speed (by 1 stop)
Allows focus infinity.
1.You must set the camera to "Shooting without lens" mode to ON before use.
2.Avoid direct shooting to light sources, or otherwise blue spot occurs.
3.There is no electronic integration, no auto fucusing, no auto aperture
Suitable for:
--M42 Lens
--All Micro 4/3 Camera
Panasonic LUMIX GX8 G7 GF7 GH4 GM1 GX7 GF6 GH3 G5 GF5 GX1 GF3 G3 GH2 G2 GF2 G1 GF1 G10
Olympus OM-D E-M10 II E-M5 II E-M1 E-M5 E-M10
Pen PEN-F E-PL7 E-PL6 E-P5 E-PL5 E-PM2 E-P3 E-PL3 E-PM1 E-PL2 E-PL1 E-P2 E-P1
Package Include:
1 X speed booster/focal reducer lens adapter
1 X rear cap
1 X body cap