Product Description

Meike EFTR-0.71X Lens Mount Adapter Speed Booster 0.71x Focal Reduction Ring

Meike EFTR-0.71X Lens Mount Adapter Speed Booster

Works with: Canon EF series lenses

Works with: Canon RF mount series such as Canon RF S35 movie camera or APS-C camera EOS R7 R10.

Features

Compatible lenses: EF series lenses（Full frame) Compatible camares: Canon RF lens mount cameras（APS-C) Front mount: Canon EF mount Rear mount: Canon RF mount Attachment: Front/rear cap/fixed plate/hex wrench(2.5mm)/lens mount gasket Focus Mode: Auto Focus Support: IS image stabilization Support: EXIF Info. Transmitting Focal Lenth Multiplier: 0.71X Max diameter and lenght: Φ71.5*20.6mm Weight: 166g

Adapter detail display Firmware upgrade port(Type-C)

Connect your computer to the Type-c upgrade port of the lens mount adapter with the Type-C cable Canon RF signal contact

Support IS image stabilizationSupport EXIF Info. Transmitting Canon RF lens mount

Speedbooster lens mount adapter, can increase the lens 1 f-stop, increasing the amount of light into the virtual background Canon EF lens mount

When detaching the adapter, be sure to attach the front rear cap to protect the contacts

0.71x Speed Booster

Focal length is multiplied by 0.71 based on the original data ( equivalent focal length = focal length x 0.71 ), which helps enlarge 1 level aperture. 0.71x Speed Booster

Makes the lens 0.71x wider.Increase maximum aperture by 1 stop. (with a maximum output aperture of f/1.0).

EF full frame lenses+EFTR-0.71X+RF Cameras APS-C (NO full frame cameras)

Speed Booster lens mount adapter, can increase the lens 1 f-stop, increasing the amount of light into the virtual background

Mount adapter speed booster, allows the aperture to be increased by one stop while the focal length is reduced (Equivalent Focal Length = Focal Length x 0.71 x 1.6), increasing the lens’ 1 f-stop, resulting in better bokeh in photos

Use this adapter when mount a EF series lens with Canon RF S35 movie camera or APS-C camera such as EOS R10
Speedbooster lens mount adapter, can increase the lens 1 f-stop, increasing the amount of light into the virtual background, can better highlight the theme, features electronic contacts, support EF series lens auto focus and vibration compensation.
Mount adapter speed booster, allows the aperture to be increased by one stop while the focal length is reduced (Equivalent Focal Length = Focal Length x 0.71 x 1.6), increasing the lens’ 1 f-stop, resulting in better bokeh in photos.
Gasket increase or decrease, after use, if the focus distance does not match after it is used with the lens, you can increase or decrease the gasket adjustment, the gasket needs to be placed flat, otherwise it will affect the picture quality.
The lens mount and camera mount of this adapter is made of metal, makes the item durable, waterdrop resistance and dust resistance, is easy carry when you outdoor shoot, product weight only 166g.