Best Lens Focus Controller

YONGNUO YN50mm F1.8, Standard Prime Auto Focus Lens for Nikon Full Frame SLR F Mount Cameras

[Aperture] F1.8 extra-large aperture and real bokeh bring you more fun during photographing.
[Auto Focus] This lens supports Auto Focus (AF) and Manual Focus (MF).
[Focus Distance Indicator] This lens is equipped with focus distance indicator, which is convenient for you to measure the shooting distance and depth of field..
[Frame] This lens supports FX and DX frame camera,and can be displayed the aperture data in the EXIF Information..
[Coating] Multi-coated lens effectively improves the light transmittance.

Focal length: 12 to 40 millimeter, minimum focus distance 7.87 inches (20 centimeter ).
Dust proof, splash proof, and freeze proof construction. Lens construction: 14 elements in 9 groups (Aspherical ED lens, 2 Aspherical lenses, DSA lens, 2 ED lenses, HD lens, 2 HR lense).
Includes lens hood and pouch, filter size 62 millimeter, equipped with manual focus clutch mechanism.
Compatible with Olympus and Panasonic cameras.
Focal length: 12 to 40 millimeter, minimum focus distance 7.87 inches (20 centimeter).

AVKANS 30X PTZ Camera Package includes 1pcs AVKANS 20X Livestream PTZ Camera and 1x AVKANS IP Super Joystick Controller..
AVKANS 30X PTZ Camera: Studio Image Quality up to 1080P 60fps with Better 20X aufo focus lens. Comes with HDMI, SDI, IP video outputs. Support RTSP, SRT, RTMPS and other network protocols..
AVKANS Joystick Controller: Support RS232, RS485 serial control, and IP control(Visca over IP and Onvif), Logical design, better User Experience.
PoE enable: Camera and Controller support Power over Ethernet(PoE 802.3af), Great cable management, easy to set up and use..
12 Months warray, 12 hours customers services, free training, free risk to buy(you can return with any reasons, and get your full money back).

【STANDARD 0.8 MOD】SmallRig Seamless Focus Gear Ring 3292 is designed to fit lenses for precise and stable focal length adjustment. It features standard 0.8 MOD and allows you to add 0.8 MOD gears to a compatible lens for use with cine follow focuses..
【FITS LENS PERFECTLY】Moderate stiffness, SmallRig Φ66-Φ68 Seamless Focus Gear Ring 3292 fits lens perfectly. This 66mm to 68mm size fits virtually all lenses of the same outer diameter..
【SUPPORT 360° ROTATION】It makes less noise and no distortion, allowing 360º smooth rotation and precise focus adjustment..
【SEAMLESS SWITCHING】The ring is made by elastic material, suits lens seamlessly and evenly. (Please Note: Gear slippage or jam may occur when mounted onto lenses larger than Φ66-Φ68mm across.).
【RELATED ACCESSORIES】The ring 3292 can work with SmallRig Mini Follow Focus 3010 and other follow focus systems, such as Seamless Focus Gear Ring 62.5 to 64.5mm 3291, 72 to 74mm 3293, 75 to 77mm 3294, 78 to 80mm 3295, 81 to 83mm 3296..

AVKANS 30X PTZ Camera Package includes 2 pcs AVKANS 30X Livestream PTZ Camera and 1x AVKANS IP Super Joystick Controller, and 1x Waterproof Carry-On Hard Case..
AVKANS 30X PTZ Camera: Studio Image Quality up to 1080P 60fps with Better 20X aufo focus lens. Comes with HDMI, SDI, IP video outputs. Support RTSP, SRT, RTMPS and other network protocols..
AVKANS Joystick Controller: Support RS232, RS485 serial control, and IP control(Visca over IP and Onvif), Logical design, better User Experience.
Plug and Play, PoE enable: Camera and Controller support Power over Ethernet(PoE 802.3af), Great cable management, easy to set up and use..
12 Months warray, 12 hours customers services, free training, free risk to buy(you can return with any reasons, and get your full money back).

...rlow lens, the magnifications can be obtained 84x and 210x..
No color difference - The main and secondary lens are coated with high-definition reflective film, which has strong light-gathering ability and no chromatic aberration, suitable for viewing deep sky celestial bodies..
Abundant accessories - Bluetooth camera controller, simple connection, no need to operate on the phone when using the phone to take pictures, reducing shaking. plug-in red dot finderscope, no need to adjust the focus, it is more convenient to find the target. Suction cup type mobile phone holder, saving adjustment time, fast and convenient..
Upgraded tripod - the new all-black telescopic tripod, which can be raised up to 55.1 inches. Equipped with a U-shaped bracket, it is stronger and more stable, and it is not easy to shake when carrying heavy weight. You can use the Vertical fine adjustment rod to fix the general direction and then fine-tune it to solve the problem of unstable adjustment of the handle of the multiplier..
Note that after using the telescope, close the objective lens cover in time to prevent dust from entering. If there is dust on the main lens surface or the lens barrel after a long time of use, please contact a professional to clean it. Do not wipe it with a cl....

Focus Free / Ultra Thin / Wide Angle RF mount lens (135 full frame).
The lens recycle from disposable camera and transform it to a body cap lens. it could be one of the best weapon for street photography.The Fixed aperture and focus free makes sure you can capture the moments you want..
The lens does not have and does not need to focus, the focal length is 30mm,aperture is f/10, the depth of field is basically 1.6 meters away to infinity..
They are all remanufactured by hand and may have some small flaws (the lens may not rule out some small dusts, scratches, etc.), But each lens has been checked and adjusted, and the flaws will not affect the imaging and use..
Digital Camera Settings: Shutter w/o lens(ON) / Shoot without lens (ON) / Release without Lens (ON).

adjustable rubber-lined metal band firmly grips zoom or focus lens rings.
end wheel finger grip makes very smooth lens moves.
fits lens rings from 50mm to 80mm diameter.
For full lens zooms or deep focus pull actions, this device is superior.
it easily covers the full lens ring range without pauses or extreme wrist twists required with a follow focus, and it can produce ultra slow zooms like a pro camcorder.
Not applicable for really fast (fat) lenses like f-1.4 as these lens rings are too large.

SONY EMOUNT LENS: 35mm full frame format, instant auto / manual focus selection, focus hold button. The minimum focus distance is 0.38 meters.
NATURAL, LIFELIKE IMAGERY: ED and Super ED glass elements deliver breathtaking texture and detail.
REDUCED ABERRATION: Two aspherical elements and an extremely precise XA element maximize resolution.
9 BLADE APERTURE: SEL2470GM lenses have a 9 blade circular aperture for a gorgeous book effect.
NANO AR COATING: Allows for accurate light transmission to improve clarity, contrast and quality.
SPECS: Aperture range f/2.8 to f/22, min focus distance 1.24 feet , max magnification ratio 0.24 x.
MORE SPECS: Angle of view 84-34 deg. (APS-C 61-23 deg.), 35 mm equivalent focal length 36-105 mm.
CAMERA COMPATIBILITY: Make sure this fits by first entering your camera's model number.
IN THE BOX: Hood (ALC-SH141), lens front cap (ALC-F82S), lens rear cap (ALC-R1EM), lens case.