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The best way to find the best lenses for gh5 with speedbooster is by taking a look at what other people are buying and which brands they prefer. You can also take a look at the reviews and ratings of the product.

The following table provides concise information about how to pick a product from online:

  • Consider what you want
  • Find out what other people are buying
  • Look at reviews and ratings
  • Compare prices
  • Beware of scams

Top 10 best lenses for gh5 with speedbooster Features Overview

Here are the of top 10 lenses for gh5 with speedbooster we picked and recommend.

1. VILTROX EF-M2 II Electronic AF Auto Focus 0.71x Reducer Speed Booster Lens Mount Adapter for Canon EF Mount Lens to M4/3 camera PEN-F GH5 GH4 GF9 G



  • 【Compatibility】Viltrox EF-M2 II allow Canon EF series lens to be used on M4/3 camera,such as GH5 GH4 GF9 GX85 E-M5 E-M10 E-M10II E-PL3 PEN-F etc.
  • 【0.71x Focal Reducer Booster】 Viltrox EF-M2 II Booster built-in with optical correction group, when using the adapter, the focus of the lens should be multiplied by 0.71, then multiplied by 1.5 (the focus multiplier), is the lens’ actually equivalent focus .
  • 【Auto Focus Function & Aperture Control】 With copper electronic contacts,EF-M2 II will give you fast speed and smooth focusing experience. You can also adjust the aperture of EF lens by control M4/3 camera body.
  • 【EXIF signal transmitting & IS Function】EF-M2 II can transmit the EXIF signals to your camera and display the current information on the screen.( like Aperture, Shutter Speed, Exposure parameters, etc. ),and with Built-in IS function, making your focus much more precise and clear.
  • 【Support Firmware Upgrade】Built-in USB fireware upgrading port, supports USB firmware upgrading and through subsequent upgrade, Viltrox EF-M2 II Booster r can improve the function,and fix bugs.





2. VILTROX EF-M2II Speed Booster Micro 4/3 Focal Reducer Booster Adapter Auto-Focus 0.71x for Canon EF Mount Series Lens to M4/3 Camera GH4 GH5 GF6 GF



  • Compatibility: Viltrox EF-M2 II is an upgrade version of EF-M2, allowing Canon EF series lenses to be used on M4/3 cameras, such as GH4 GH5 GF6 GF1 GX1 GX7 GX85 E-M5 E-M10 E-M10II E-PL5
  • 0.71x Focal Reducer Converter: focal length is multiplied by 0.71 based on the original (equivalent focal length = focal length x 0.71), which helps enlarge 1 stop aperture
  • AF Functions & Adjustable Aperture: auto focusing function, increasing the lens 1 f-stop and the amount of light into the virtual background, better highlight the theme; adjust the aperture directly from camera to control the lens’ actual aperture
  • Material & Design: bayonets are made of metal with surface plating treatment, being durable and sturdy; inbuilt copper electronic contacts and IS function, making focus precise and clear, with 1/4″ thread tripod foot at the bottom, etc
  • USB Firmware Upgrade: Equipped with USB interface, can realize software upgrade. Can perfect new functions of the lens mount adapter and fix bugs according to follow-up upgrades.





3. MFT Lens Adapter EF-M2II Auto-Focus Speed-Booster Control Ring for Canon EF Lens to M4/3 Camera GH4 GH5 GF8 GF9 GX8 GX85 E-M5 E-M10 E-M10II E-PL5 P



  • Compatibility: EF-M2 II electronic lens converter allows Canon EF series lenses to be used on micro four thirds (mft) cameras, such as G6 G7 GH3 GF6 GF7 GX7 E-M5II E-PL7 E-PL8 E-PM2 E-P3 E-P5.
  • 0.71x Focal Reducer: focal length is multiplied by 0.71 based on the original (equivalent focal length = focal length x 0.71), which helps enlarge 1 stop aperture.
  • Function: auto focus (AF), EXIF signal transmission, increase the lens 1 f-stop and the amount of light into the virtual background, help to better highlight the theme; adjust the aperture directly via camera to control actual aperture of lens.
  • Material & Design: bayonets are made of high quality metal with surface plating treatment, being durable and robust; optical glasses built in 4 groups / 5 glasses; with 1/4″ thread tripod foot at the bottom; firmware can be upgraded via a micro USB port etc.
  • Performance: smooth operating and quick focusing; use gold-plated PIN needle to transmit signal, greatly enhancing its transmission performance; inbuilt copper electronic contacts and IS function, making focus precise and clear.





4. Fotasy Manual Canon EF EF-S Lens to M43 Adapter, EF Mount to MFT, for Olympus E-PL8 E-PL9 E-M1 E-M5 E-M10 I II III E-PM2 E-PM1 Pen-F E-M1X/ Panason



  • Solid Canon EF to MFT adapter/EF EF-S to micro Four three mount converter allows Canon EOS EF EF-S lens to fit on Olympus/Panasonic micro 4/3 Mirrorless Digital Cameras
  • Infinity Focus
  • There is no electrical contacts in the adapter ring Automatic diaphragm auto-focusing or any other functions will not operated with using this adapter Exposure and focus has to be adjusted manually
  • As Canon EF/EFS lenses do not have a manual aperture control ring it will stop up to its largest f/stop by default
  • Compatible with Olympus E-P1 E-P2 E-P3 E-P5 E-PL1 E-PL2 E-PL3 E-PL5 E-PL6 E-PL7 E-PL8 E-PL9 OM-D E-M1 E-M1 Mark II E-M5 E-M5 Mark II E-M5 Mark III E-M10 E-M10 Mark II E-M10 Mark III E-PM2 E-PM1 PEN-F OM-D E-M1X Panasonic G1 G2 G3 G5 G7 G9 GH1 GH2 GH3 GH4 GH5 GH5s GF1 GF2 GF3 GF5 GF6 GF7 GF8 GM1 GM5 GX1 GX2 GX7 GX8 GX9 GX85 GX80 GX850 G90 G91





5. Commlite cm-AEF-MFT Booster Canon EF Lens to M4/3 Micro Four Thirds 0.71x Speed Booster Autofocus Adapter for Panasonic GH4 GH5 GH5S GF6 GF1 GX1 GX



  • 【Compatibility】Compatible with EF Series Lens to M4/3 (MFT/Micro Four Third) Mount Cameras. Panasonic: GX1 GX7 GX8 GX80/85 GH1 GH4 GH5 G2 G3 G5 G7 GM1 GF3 AF100 Olympus: E-M1 E-M1 Mark II E-M5 E-M5 Mark II E-M10 PEN-F E-P5 E-PL13. Please check your cameras or lens fits this lens adapter before you purchase.
  • 【0.71x Focal Reducer Booster】CM-AEF-MFT Booster can increase one great of an aperture to blur the background and better highlight the theme. Built-in optical correction group, when using this adapter, the focus of the lens should be shortened by X0.71, and then multiply this data by M4/3 conversion rate, is the approximately M4/3 camera’s actually equivalent focus.
  • 【Auto Focus Function&Aperture Control】CM-AEF-MFT Booster with steady, fast and smooth autofocus, let you easy to shoot in the face of fleeting beauty. You can also adjust the aperture of EF lens by control M4/3 camera body.
  • 【EXIF signal transmitting&IS Function】Cooper gold-plated contacts with great conductivity enhance the EXIF info. Transmission between lens and camera body. CM-AEF-MFT Booster was built-in IS function, making your focus much more precise and clear.
  • 【With USB port firmware update】For adapter firmware update, connect the adapter to the computer with USB cable and execute latest file download from official website. Do not require to attach the adapter to your camera.





6. VILTROX EF-M2 Focal Reducer Speed Booster Adapter Auto-Focus 0.71x for Canon EF Mount Series Lens to M43 Camera GH4 GH5 GF6 GF1 GX1 GX7 E-M5 E-M10



  • Compatibility: Allow for Canon EF mount series lens to be used on M4/3 camera. We will glad to help you if you don’t know whether this lens adapter ring fits for your cameras and your lens. Focus length multiplier: 0.71x.
  • Support AF Function: Viltrox EF-M2 lens adapter comes with the gold-plating contact, which can help to connect your Canon EF mount series lens to M4/3 Cameras, auto focusing perfectly.
  • Support Aperture Control: Designed with internal aperture motor, you can adjust the aperture from camera end directly to control the lens’ actual aperture.
  • Material & Design: Made of aluminum allo; convenient for installation; powerful and stable;Gold-plating contact, excellent transmitting effect.
  • USB Firmware Upgrade: Equipped with USB interface, can realize software upgrade. Can perfect new functions of the lens mount adapter and fix bugs according to follow-up upgrades.





7. SmallRig Lens Adapter Support for Canon Metabones EF Lens to Micro Four Thirds T Smart Adapter and GH5/5S Cage – 2016



  • SmallRig lens adapter support 2016 is designed to hold the lens adapter better and protect camera’s M43 lens mount. It is exclusively designed for SmallRig GH5/GH5S cage 2049
  • ONLY SUPPORT: Metabones EF Lens for Canon to Micro Four Thirds T Smart Adapter, Metabones EF Lens for Canon to Micro Four Thirds T Speed Booster XL 0.64x, and Metabones EF Lens for Canon to Micro Four Thirds T Speed Booster ULTRA 0.71x
  • Two M4 screws are used to connect lens adapter support and Cage 2049, while the other two M4 screws are used to connect lens adapter support and lens adapter. Thus it supports lens adapter and avoids the poor contact of lens adapter caused by the heavy weight of long lens
  • In addition, there is a 1/4” thread on the bottom of this lens adapter support, so that you can attach it to a tripod quick release plate with built-in 1/4” screw
  • Made of aluminum alloy, it is small in size, lightweight but sturdy





8. Metabones Canon EF Lens to Micro Four Thirds T Speed Booster Ultra 0.71x



  • Metabones Speed Booster Ultra 0.71x Adapter – Front Cap – Rear Cap – Tripod Foot Key – Metabones 1 Year Limited Warranty
  • Compatibility: Canon EF-mount lens to Micro Four Thirds-mount camera
  • Crop Factor: 0.71x
  • Groups/Elements: 4 / 5
  • Length: 2.6 x 0.9″ / 6.60 x 2.29cm





9. Metabones Speed Booster XL 0.64x Adapter for Full-Frame Canon EF-Mount Lens to Select Micro Four Thirds-Mount Cameras



  • Canon EF Lens to Micro 4/3 Body
  • Supports In-Camera Aperture Control
  • 0.64x Micro 4/3 Crop Factor Compensation
  • 1.3-Stop Increase in Lens Apertures
  • 6 Optical Elements in 4 Groups





10. VILTROX NF-M43X 0.71x Nikon F Lens to Micro Four Thirds Camera Mount Adapter, Enlarge Aperture Speed Booster,Manual Infinity Focus



  • Build-in 4 groups,5pcs optical glasses,manually adjust aperture .(F2-F8 adjusting scale ).Allowing you to get in the larger area of light and achieve the depth of field that you prefer.
  • Reduced imaging focal length, the actual focal length after using mount adapter for 0.71 times the focal length.
  • PLEASE NOTE :While this adapter allows users to mount a Nikon F lens on their Micro Four Thirds camera, automatic functions such as autofocus and electronic aperture control will not be supported.
  • Ring at the bottom with 1/4 screws, which can easy installed on the tripod or other fixed bracket.
  • it comes with 60-Days return-back guarantee when you received the item but you do not satisfied with our item.





Conclusion

There is a myriad of online stores out there, and it is impossible for one to compare the different lenses for gh5 with speedbooster as well as their prices since not all websites offer them. Online shoppers often turn to reviews and customer feedback for help, but even these are unreliable sources. Sometimes people post negative reviews just to be spiteful or angry.

The lack of insightful information online forces shoppers to rely on the information they find elsewhere, but this can lead to misinformation and incorrect purchase decisions.

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