Top 10 Speedbooster EF to Micro 4/3 – Camera Lens Adapters & Converters

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1. Metabones

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

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Metabones #ad - Canon ef lens to Micro 4/3 Body. Supports in-Camera Aperture Control. 064x micro 4/3 crop Factor Compensation. 1. 3-stop increase in Lens Apertures. 6 optical elements in 4 Groups.
BrandMetabones #ad
ManufacturerMetabones #ad
Height2.95 Inches
Length2.64 Inches
Weight0.37 Pounds
Width1.38 Inches
Part NumberMB_SPEF-M43-BT3
ModelMB_SPEF-M43-BT3

2. VILTROX

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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 GF1 GX1 GX7 E-M5 E-M10 E-M10II E-PL5

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VILTROX #ad - Usb firmware upgrade: equipped with usb interface, can realize software upgrade. 071x focal reducer converter: focal length is multiplied by 071 based on the original equivalent focal length = focal length x 071, which helps enlarge 1 stop 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. 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.

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. Can perfect new functions of the lens mount adapter and fix bugs according to follow-up upgrades.
BrandVILTROX #ad
ManufacturerShenzhen Jueying Technology Co., Ltd. #ad
Part Number53003867

3. Metabones

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

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Metabones #ad - Groups/elements: 4 / 5. Compatibility: canon EF-mount lens to Micro Four Thirds-mount camera. Length: 2. 6 x 09" / 6. 60 x 2. 29cm. Crop factor: 071x. Metabones speed booster ultra 071x adapter - front cap - rear cap - Tripod Foot Key - Metabones 1 Year Limited Warranty.
BrandMetabones #ad
ManufacturerMETABONES #ad
Height2.95 Inches
Length2.64 Inches
Weight0.36 Pounds
Width1.38 Inches
Part NumberMB_SPEF-M43-BT4
ModelMB_SPEF-M43-BT4

4. VILTROX

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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 GX85 E-M5 E-M10 E-M10II E-PL3

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VILTROX #ad - You can also adjust the aperture of EF lens by control M4/3 camera body. Compatibilityviltrox 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.

071x focal reducer booster viltrox ef-m2 ii booster built-in with optical correction group, then multiplied by 1. 5 the focus multiplier, when using the adapter, the focus of the lens should be multiplied by 071, is the lens’ actually equivalent focus. Exif signal transmitting & is functionef-m2 ii can transmit the exif signals to your camera and display the current information on the screen. Auto focus function & aperture control with copper electronic contacts, EF-M2 II will give you fast speed and smooth focusing experience.

Like aperture, Shutter Speed, Exposure parameters, etc. And with built-in IS function, making your focus much more precise and clear. Support firmware upgradebuilt-in usb fireware upgrading port, Viltrox EF-M2 II Booster r can improve the function, supports USB firmware upgrading and through subsequent upgrade, and fix bugs.
BrandVILTROX #ad
ManufacturerViltrox #ad
Height1 Inches
Length1 Inches
Weight0.01 Pounds
Width1 Inches
Part NumberXY-EOS-M2
ModelEF-M2

5. EBYPHAN

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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 Pen-F

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EBYPHAN #ad - 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.

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. 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.

071x focal reducer: focal length is multiplied by 071 based on the original equivalent focal length = focal length x 071, which helps enlarge 1 stop aperture. 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.
BrandEBYPHAN #ad
ManufacturerEBYPHAN #ad
Part NumberEF-MTTG
ModelEF-M2II

6. VILTROX

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VILTROX EF-EOS M2 Speed Booster Canon 0.71x Autofocus Speedbooster Canon EF-M Lens Adapter Compatible with Canon EF to m50 m200 m6 m5 m50 ii m6 ii

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VILTROX #ad - Usb upgrade port: through continuous software updates, VILTROX will help users get better shooting experience, fix product bugs and constantly adapt to the new EF lens, provide more Canon lens and camera combinations. The viltrox ef-eos m2 is designed to allows canon ef lenses to be mounted on the Canon EOS M mirrorless camera, and compatible with all lens functions.

Metal electronic contacts: built-in data chip, full compatible with Canon lens and camera features, support for photo data transmission, auto aperture adjustment, real-time preview of photo information on camera, image stabilization, e. G. Feel free to contact us, make sure your camera fits. The new model of mount adapter can bring better photo bokeh, because the new optical design of the lens allows the aperture increased by one level while the focal length is reduced equivalent focal length= focal length x 071 x 1.

6, increase the lens 3 f-stop, increasing the amount of light into the virtual background, can better highlight the theme. Viltrox ef-eos m2 is second-generation model, with better shooting performance than old one, special optimize focal length for Canon EOS M camera which has 4 group of 4 lenses. Autofocus, etc.
BrandVILTROX #ad
ManufacturerShenzhen Jueying Technology Co., Ltd. #ad
Part NumberEF-EOS M2-03034
ModelEF-EOS M2

7. Metabones

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Metabones Adapter Canon EF to MFT

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Metabones #ad - 1 x converter. Converter. Material properties: both the camera side and the lens side, precisely manufactured, satin surface, the adapter is made of chrome-plated brass, precise fit. Cameras with Micro 4/3. Canon EF.
BrandMetabones #ad
ManufacturerMetabones #ad
Height2.95 Inches
Length2.64 Inches
Weight0.4 Pounds
Width1.38 Inches
Part NumberMB_EF-M43-BT2
ModelMB_EF-m43-BT2

8. Fotasy

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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/ Panasonic G7 G9 GF8 GH5 GX7 GX8 GX9 GX85 GX80 GX850 G90 G91, Fotasy Manual Canon EF EF-S Lens to M43 Adapter

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Fotasy #ad - 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. Infinity Focus. 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. 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.
BrandFotasy #ad
ManufacturerPhotography Accessories INC #ad
Height1.18 Inches
Length2.36 Inches
Weight0.1 Pounds
Width2.36 Inches
Part NumberAMEF
ModelEF MFT
Warrantyno

9. K&F Concept

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K&F Concept Lens Mount Adapter for Canon EOS EF Mount Lens to M4/3 MFT Olympus Pen and Panasonic Lumix Cameras

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K&F Concept #ad - As canon's eos lenses are electronically controlled,most canon ef mount lenses do not feature a manual aperture ring,so when used on our EOS-M4/3, which is a full manual operation adapter ring, the aperture could not be transfered to the camera, it will stop down to its smallest f/stop by default.

Adapting full-frame lens to aps-frame or m4/3 frame camera, it will magnify the focal length by 1. 6 on canon, 1. 5 on nikon and Sony,2. 0 on m4/3 camera. Made of brass and aluminum not plastic, anodized aluminum construction. Smooth surface for effortless mount, infinity focus allowed.

The adapters are precision made to insure the perfect fit. Compatible cameras including, g2, gx1, e-pl2, e-p3, gh4, e-m10, e-p2, e-m, e-pl1s, panasonic lumix dmc-g1, om-d, gh2, panasonic ag-af100 mirrorless digital Cameras, e-m5, gf3, e-pl3, G10, gf5, G3, gh1, gf2, but not limited to: olympus pen e-pl1, GF1, Black Magic Pocket Cinema Camera BMPCC.
BrandK&F Concept #ad
ManufacturerShenzhen Zhuoer Photograph #ad
Weight0.07 Pounds
Part NumberKF06.090
ModelKF06.090

10. Fotodiox

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Canon EOS EF / EF-S D/SLR Lens to Micro Four Thirds MFT, M4/3 Mount Mirrorless Camera Body, Fotodiox Lens Mount Adapter

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Fotodiox #ad - 24-month Fotodiox Warranty. High-tolerance precision craftsmanship; infinity focus or beyond allowed. Premium grade Fotodiox adapter. Mounts canon eos ef / ef-s d/slr lenses to Micro Four Thirds MFT mount mirrorless cameras. All-metal design; hardened anodized aluminum construction.
BrandFotodiox #ad
ManufacturerFotodiox Inc. #ad
Height1 Inches
Length1 Inches
Weight0.04 Pounds
Width1 Inches
Part NumberEOS-MFT
ModelEOS-MFT