Best Aperture Control

Nikon D750 FX-format Digital SLR Camera Body

Full frame 243 megapixel CMOS image sensor and expeed 4 image processor.
Built in Wi-Fi connectivity and compatibility with the WT 5a plus UT 1 communication unit.
Shoot up to 65 fps at full resolution frame size (pixels): 1920 x 1080.
Pro video feature set including: Simultaneously record uncompressed and compressed, manually control ISO, shutter speed and aperture while recording even use power aperture control for smooth iris transitions and auto ISO for smooth exposure transitions.
Compact, lightweight and slim unibody (monocoque) body design with tilting Vari angle LCD display.

Compatibility: EF-EOS R lens control ring is designed for Canon EF and EF-S series lenses to perfectly work with Canon EOS R RP R5 R6 cameras..
AF Function & Aperture Control: fast auto-focusing speed.
actual aperture of the lens can be controlled directly from the camera side. Meanwhile, data of shutter, aperture and ISO are indicated on camera..
IS Function: built-in image stabilizer, making focus more accurate and better helping you take clear pictures..
EXIF Signal Transmission: use gold-plated PIN to transmit signal, greatly enhancing its transmission performance..
Fashionable Design: designed with 1/4 screws at the bottom, which can be mounted on tripod or other supporting platform.

Compatibility: EF-EOS M mount adapter compatible for Canon EF and EF-S mount lenses and EOS-M (EF-M mount) mirrorless cameras, such as EOS M M2 M3 M5 M6 M10 M50 M100..
AF Function & Aperture Control: fast auto-focus(AF) speed.
inbuilt aperture motor and an electronic contact.
actual aperture of lens can be controlled directly from the camera side.
data of shutter, aperture and ISO indicated on camera screen..
Built-in IS(Image Stabilizer): built-in image stabilizer, making focus more accurate and better helping you take clear pictures.
please set your camera APS-C Size Capture to 'off' if you get your lenses to full frame function..
EXIF Signal Transmission: use gold-plated needle/PIN to transmit signal, dramatically enhancing its transmission performance.
metal electronic contact ensure high quality signal transmission..
Fashionable Design: designed with 1/4 screws at the bottom, which can be mounted on tripod or other support platform.
very convenient to use this lens control ring..

【F1.4 Large Aperture】Bright f/1.4 maximum aperture suits working in low-light conditions and also affords greater control over depth of field..

...correction group, when using this adapter, the focal length of lens should be shortened x0.71 based on the original,that is equivalent focal length = focal length x 0.71x camera conversion rate,which make the effective focal length smaller and the shooting range wider..
【Aperture increased by 1 stop】EF-EOS M2 Speed Booster can increase one stop aperture to blur the background and better highlight the theme..
【Auto Focus & Aperture Control】EF-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..
【EXIF signal transmitting & IS Function】Cooper gold-plated contacts with great conductivity enhance the EXIF info. Transmission between lens and camera body. Built-in IS function, making your focus much more precise and clear..

FOCUS: Laowa 100mm f/2.8 2:1 Ultra-Macro is the second 2:1 Macro lens from Laowa. 100mm is one of the most common focal lengths for macro photography....
APERTURE: Maximum aperture of f/2.8, The Canon version of the Laowa 100mm Macro lens is equipped with an aperture control motor and CPU chip.
TYPE: Laowa 100mm f/2.8 2:1 Ultra Macro APO is not only an exceptional macro lens. It can also focus to infinity and is a very decent telephoto....
MACRO: Despite the extended magnification range, the size of the Laowa 100mm is actually comparable to other macro lenses in the market.
CONSTRUCTION: APO design reduces chromatic aberration to a minimum / 12 element in 10 group construction / 9 blade rounded diaphragm creates creamy....

【Features】F1.7 large aperture, 9 blades in 8 groups, including 2 ED ultra-low dispersion lenses. 7pcs Aperture blades, Auto Focus and Manual Focus.
【Compatible with Olympus and Panasonic Cameras】Olympus: E-M5 Mark II, E-M10 mark III, E-M10 IV, E-PL9, E-PL10, PEN-F.
Panasonic: G100, GH5, G9, G95, G85, GX9, GX85, GF-10, GF-9, GF-8.
【Micro 4/3 System Standard Prime Lens】Micro Four Thirds Lens Mount ( M4/3 MFT System), suitable for landscape, portrait, street snap, night scene and indoor scene..
【F1.7 large aperture, support AF and MF】With an F1.7 large aperture, easy to blur the background. Support full-time manual focus, free to switch focus mode. The closet focusing distance is about 0.30m, and the maximum magnification is about 0.15 times..
【High precision STM stepper motor】This 42.5mm F1.7M II lens equipped with high speed and high precision STM stepper motor. Cooperate with brand new control circuit, achieve fast, quiet and precise focus..

Compatibility: Viltrox EF-EOS M adapter allow Canon EF and EF-S Lenses to be used on Canon EOS-M mirrorless digital camera M2 M3 M5 M6 M10 M50 M100.
AF function & Aperture Control: The design has a built-in aperture motor and an electronic contact, which can control the aperture of the lens by....
EXIF signal transmitting: The design of gold plated PIN has excellent signal transmission performance while it supports EXIF signal transmission..
Built-in IS Stabilization: Built-in IS stability, making your focus more precise and clear, which better help you take pictures..
Material & Design: Designed with 1/4 screws at the bottom, which can be mounted on the tripod or other retention frame.

FOCUS: Laowa 100mm f/2.8 2:1 Ultra-Macro is the second 2:1 Macro lens from Laowa. 100mm is one of the most common focal lengths for macro photography usage. All of the 100mm macro lenses in the market can reproduce 1:1 magnification (life-size) images only.
APERTURE: Maximum aperture of f/2.8, The Canon version of the Laowa 100mm Macro lens is equipped with an aperture control motor and CPU chip.
TYPE: Laowa 100mm f/2.8 2:1 Ultra Macro APO is not only an exceptional macro lens. It can also focus to infinity and is a very decent telephoto portrait lens.
MACRO: Despite the extended magnification range, the size of the Laowa 100mm is actually comparable to other macro lenses in the market.
CONSTRUCTION: APO design reduces chromatic aberration to a minimum / 12 element in 10 group construction / 9 blade rounded diaphragm creates creamy bokeh.