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5-4. 5 vc hld b023tamron 18-250mm f/3. 5-6. 3 a18tamron 18-270mm f/3. 5-6. 3 b003tamron 24-70mm f/2. 8 vc usd a007 g1tamron 28-300mm f/3. 5-6. 3 a06tamron 35-150mm f/2. 8-4 vc osd a043tamron 70-200mm F/2. 8 di vc usd a009tokina 11-16mm f/2.




Material & design: bayonets are made of metal with surface plating treatment, making focus precise and clear, with 1/4" thread tripod foot at the bottom, being durable and sturdy; inbuilt copper electronic contacts and IS function, etc.
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. Can perfect new functions of the lens mount adapter and fix bugs according to follow-up upgrades.


Compatibility: ef-eos m2 lens converter allow canon ef mount series lenses to work with Canon EF-M mirrorless cameras M M2 M3 M5 M6 M10 M50 M100 Wonderful performance: use pin gold needle to transmit signal, AFauto-focus and adjustable aperture, greatly enhancing its transmission performance; optical glasses built in 4 groups / 4 glasses; enjoy EXIF signal transmission, etc.

Auto focus function & aperture control with copper electronic contacts, EF-M2 II will give you fast speed and smooth focusing experience. 071x focal reducer booster viltrox ef-m2 ii booster built-in with optical correction group, the focus of the lens should be multiplied by 071, then multiplied by 1.
You can also adjust the aperture of EF lens by control M4/3 camera body. Support firmware upgradebuilt-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. 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 length reducer built-in optical correction group, when using this adapter, that is equivalent focal length = focal length x 071x camera conversion rate, the focal length of lens should be shortened x071 based on the original, which make the effective focal length smaller and the shooting range wider.
Exif signal transmitting & is functioncooper gold-plated contacts with great conductivity enhance the EXIF info. Compatibilityviltrox ef-eos m2 speed booster compatible with canon ef lens to cano ef-m mount mirrorless camera EOS M M2 M3 M5 M6 M6II M10 M50 M50II M100 M200 Transmission between lens and camera body. Auto focus & aperture controlef-eos m2 speed 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 EOS M series camera body.

1. Metabones
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Metabones T Speed Booster Ultra 0.71x Adapter for Canon EF Lens to BMPCC4K Camera
#adMetabones #ad - Compatible lenses cont. Sigma 30mm f/1. 4 dc hsm art 013sigma 35mm f/1. 4 dg hsm art 012sigma 50-500mm f/4. 5-6. 3 dg os hsmsigma 50mm f/1. 4 dg hsm not arttamron 10-24mm f/3.5-4. 5 vc hld b023tamron 18-250mm f/3. 5-6. 3 a18tamron 18-270mm f/3. 5-6. 3 b003tamron 24-70mm f/2. 8 vc usd a007 g1tamron 28-300mm f/3. 5-6. 3 a06tamron 35-150mm f/2. 8-4 vc osd a043tamron 70-200mm F/2. 8 di vc usd a009tokina 11-16mm f/2.
More information #ad
8 at-x pro izeiss 18mm f/3. 5 zecanon E. Compatible lenses cont. Canon ef300mm f/4l is usmcanon ef400mm f/5. 6l usmcanon ef40mm f/2. 8 stmcanon ef50mm f/1. 2l usmcanon ef50mm f/1. 4 usmcanon ef50mm f/1. 8 iicanon ef50mm f/1. 8 stmcanon ef70-200mm f/2. 8l is ii usmcanon ef70-200mm f/4l is ii usmcanon ef70-200mm f/4l usmcanon ef70-300mm f/4-5. Brand | Metabones #ad |
Manufacturer | Metabones #ad |
Height | 2.5 Inches |
Length | 4.8 Inches |
Width | 4.7 Inches |
Part Number | MB_SPEF-m43-BT8 |
Model | MB_SPEF-m43-BT8 |
More information #ad
2. Metabones
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Metabones Canon EF Lens to Micro Four Thirds T Speed Booster Ultra 0.71x
#adMetabones #ad - Metabones speed booster ultra 071x adapter - front cap - rear cap - Tripod Foot Key - Metabones 1 Year Limited Warranty. Crop factor: 071x. Length: 2. 6 x 09" / 6. 60 x 2. 29cm. Groups/elements: 4 / 5. Compatibility: canon EF-mount lens to Micro Four Thirds-mount camera.More information #ad
Brand | Metabones #ad |
Manufacturer | METABONES #ad |
Height | 2.95 Inches |
Length | 2.64 Inches |
Weight | 0.36 Pounds |
Width | 1.38 Inches |
Part Number | MB_SPEF-M43-BT4 |
Model | MB_SPEF-M43-BT4 |
More information #ad
3. Metabones
#ad
Metabones T Speed Booster Ultra 0.71x Adapter for Canon EF to EF-M Mount EOS M Camera
#adMetabones #ad - Adapter type: Speed Booster. T speed booster ultra 071x adapter - front cap - rear cap - Tripod Foot Key - Metabones 1 Year Limited Warranty. Compatibility: canon eos m series cameracanon ef-mount lenscanon ef-extender teleconvertercarl Zeiss EF-mount LensSigma EF-mount LensTamron EF-mount LensTokina EF-mount LensContax N mount lenses modified to Canon EF by ConurusContax 645 NAM-1 adapter modified to Canon EF by Conurus.More information #ad
Camera mount: Canon EF-M. Maximum output Aperture: f/09.Brand | Metabones #ad |
Manufacturer | Metabones #ad |
Height | 2.3 Inches |
Length | 4.3 Inches |
Weight | 0.65 Pounds |
Width | 4.3 Inches |
Part Number | MB_SPEF-EFM-BT1 |
Model | T Speed Booster |
More information #ad
4. Metabones
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Metabones Canon Full-Frame EF-Mount Lens to Canon RF-Mount Camera T Speed Booster Ultra 0.71x Adapter
#adMetabones #ad - The field of view is Now Much Closer to Still Photo Mode. This speed booster is not intended for still Photography but Will Work If The Camera Is Configured To APS-C Mode. Filmmakers are now able to mitigate most of the 4k video crop factor Of EOS R 1.More information #ad
75x and eos RP 1. 63x and reduce It to 1. 24x and 1. 15x Respectively. Canon full-frame ef-mount lens to canon rf-mount camera T Speed Booster ULTRA 071x adapter - metabones 1 Year Limited Warranty. Metabones ef-rf speed booster ultra 071x - to adapt canon ef mount full-Frame Lenses To The New Canon RF Mount.Brand | Metabones #ad |
Manufacturer | Metabones #ad |
Height | 2.5 Inches |
Length | 4.5 Inches |
Weight | 0.77 Pounds |
Width | 4.5 Inches |
Part Number | MB_SPEF-EFR-BT1 |
Model | Speed Booster Adapter |
More information #ad
5. VILTROX
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EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii, VILTROX EF-M2II 0.71x Speed Booster
#adVILTROX #ad - Usb firmware upgrade: equipped with usb interface, can realize software upgrade. 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, making focus precise and clear, with 1/4" thread tripod foot at the bottom, being durable and sturdy; inbuilt copper electronic contacts and IS function, etc.
More information #ad
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. 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. Can perfect new functions of the lens mount adapter and fix bugs according to follow-up upgrades.
Brand | VILTROX #ad |
Manufacturer | Shenzhen Jueying Technology Co., Ltd. #ad |
Part Number | 53003867 |
More information #ad
6. Metabones
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Metabones Canon EF Lens to Sony E Mount T Speed Booster Ultra 0.71x II
#adMetabones #ad - Converter. Cameras with E-mount. Material properties: both the camera side and the lens side, satin surface, the adapter is made of chrome-plated brass, precise fit. Canon EF. 1 x converter.More information #ad
Brand | Metabones #ad |
Manufacturer | Metabones #ad |
Height | 2.95 Inches |
Length | 2.64 Inches |
Weight | 0.53 Pounds |
Width | 1.38 Inches |
Part Number | MB_SPEF-E-BT4 |
Model | MB_SPEF-E-BT4 |
More information #ad
7. EBYPHAN
#ad
Lens Mount Adapter EF-EOS M2 Auto-Focus 0.71x Speed-Booster Control Ring for Canon EF Lens to Canon EOS-M EF-M Mount Mirrorless Cameras M M2 M3 M5 M6 M10 M50 M100
#adEBYPHAN #ad - Equipped with usb interface, convenient for software upgrade; achieve perfect new functions of the lens mount adapter and fix bugs according to follow-up upgrades. 071x focal reducer : focal length is multiplied by 071 based on the original equivalent focal length = focal length x 071, which helps enlarge 1 level aperture.Compatibility: ef-eos m2 lens converter allow canon ef mount series lenses to work with Canon EF-M mirrorless cameras M M2 M3 M5 M6 M10 M50 M100 Wonderful performance: use pin gold needle to transmit signal, AFauto-focus and adjustable aperture, greatly enhancing its transmission performance; optical glasses built in 4 groups / 4 glasses; enjoy EXIF signal transmission, etc.
More information #ad
Strong functions: auto focusing function, increasing the lens 1 f-stop and the amount of light into the virtual background, better highlight the theme.Brand | EBYPHAN #ad |
Manufacturer | EBYPHAN #ad |
Part Number | EF-XXXM2 |
Model | EF-EOS M2 |
More information #ad
8. VILTROX
#ad
VILTROX EF-M2 II Electronic Auto Focus 0.71x Reducer Speed Booster Lens Mount Adapter for Canon EF Mount Lens to M4/3 MFT Camera PEN-F GH5 GH4 GF9 GX85 E-M5 E-M10 E-M10II E-PL3
#adVILTROX #ad - Like aperture, Exposure parameters, etc. Shutter speed, and with Built-in IS function, making your focus much more precise and clear. 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. 071x focal reducer booster viltrox ef-m2 ii booster built-in with optical correction group, the focus of the lens should be multiplied by 071, then multiplied by 1.
More information #ad
5 the focus multiplier, when using the adapter, is the lens’ actually equivalent focus. You can also adjust the aperture of EF lens by control M4/3 camera body. Support firmware upgradebuilt-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. 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.
Brand | VILTROX #ad |
Manufacturer | Viltrox #ad |
Height | 1 Inches |
Length | 1 Inches |
Weight | 0.01 Pounds |
Width | 1 Inches |
Part Number | XY-EOS-M2 |
Model | EF-M2 |
More information #ad
9. VILTROX
#ad
VILTROX EF-EOS M2 Auto Focus Lens Adapter 0.71x Reducer Speed Booster for Canon EF Mount Lens to Canon EF-M Mount Mirrorless Camera EOS M M2 M3 M5 M6 M10 M50 M100
#adVILTROX #ad - Metal structureprecision all-metal construction with chrome plated brass mounts, durable and stable. Designed with 1/4 screws at the bottom, which can be mounted on tripod or other support platform. Support firmware updatethrough continuous software updates, VILTROX will help users get better shooting experience, fix product bugs and constantly adapt to the new EF lens, provide more lens and camera combinations.071x focal length reducer built-in optical correction group, when using this adapter, that is equivalent focal length = focal length x 071x camera conversion rate, the focal length of lens should be shortened x071 based on the original, which make the effective focal length smaller and the shooting range wider.
More information #ad
Aperture increased by 1 stopef-eos M2 Speed Booster can increase one stop aperture to blur the background and better highlight the theme. Exif signal transmitting & is functioncooper gold-plated contacts with great conductivity enhance the EXIF info. Compatibilityviltrox ef-eos m2 speed booster compatible with canon ef lens to cano ef-m mount mirrorless camera EOS M M2 M3 M5 M6 M6II M10 M50 M50II M100 M200 Transmission between lens and camera body. Auto focus & aperture controlef-eos m2 speed 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 EOS M series camera body.
Brand | VILTROX #ad |
Manufacturer | VILTROX #ad |
Height | 1.97 Inches |
Length | 3.94 Inches |
Weight | 0.32 Pounds |
Width | 3.15 Inches |
Part Number | EF-EOS M2 |
Model | EF-EOS M2 |
More information #ad
10. Metabones
#ad
Metabones Speed Booster XL 0.64x Adapter for Full-Frame Canon EF-Mount Lens to Select Micro Four Thirds-Mount Cameras
#adMetabones #ad - 1. 3-stop increase in Lens Apertures. Supports in-Camera Aperture Control. Canon ef lens to Micro 4/3 Body. 064x micro 4/3 crop Factor Compensation. 6 optical elements in 4 Groups.More information #ad
Brand | Metabones #ad |
Manufacturer | Metabones #ad |
Height | 2.95 Inches |
Length | 2.64 Inches |
Weight | 0.37 Pounds |
Width | 1.38 Inches |
Part Number | MB_SPEF-M43-BT3 |
Model | MB_SPEF-M43-BT3 |
More information #ad