Best Fast Focusing

Canon EF 16-35mm f/2.8L ll USM Zoom Lens for Canon EF Cameras

16 35mm ultra wide angle zoom lens with f/2.8 maximum aperture.
3 high precision aspherical lens elements produce superior image quality, Closest focusing distance: 0.92 feet.
Circular aperture produces natural background blur at wider apertures, Ring type USM for fast and quiet autofocusing.
Measures 3.5 inches in diameter and 4.4 inches long.

Ultra-wide angle fast aperture lens,Focal Length : 12 mm.
Maximum f/2.0 aperture, great for low-light shooting, Minimum focusing distance : 7.9 inches.
24mm equivalent field of view great for street shots or landscapes.
Premium metallic construction throughout, Snap focus ring with distance scale for manual focusing.
Special all metal lens hood and cap optionally available.

16-35mm ultra-wide-angle zoom lens with f/2.8 maximum aperture.
3 high-precision aspherical lens elements produce superior image quality, Closest focusing distance: 0.92 feet.
Circular aperture produces natural background blur at wider apertures, Ring-type USM for fast and quiet autofocusing.
Measures 3.5 inches in diameter and 4.4 inches long.

88% LIGHT TRANSMISSION - SCHOTT ED - glass with a hydrophobic multi-coating provides optical clarity and precision in all situations..
COMFORTABLE, FAST FOCUSING - The large, smooth and easy-to-grip focus wheel makes focusing particularly easy and, most of all, quick....
COMPACT, LIGHT & ROBUST - With its its waterproof casing reinforced with glass fibers, the ZEISS Terra ED satisfies the high....
ZEISS T* COATING - Guaranteed brilliant, high-contrast images, particularly in adverse light conditions and twilight. The coating is....
A CLEAR VIEW IN ANY WEATHER - There are always exciting things to be seen in the world of nature, even in wet weather. ZEISS....

88% LIGHT TRANSMISSION - SCHOTT ED - glass with a hydrophobic multi-coating provides optical clarity and precision in all situations..
COMFORTABLE, FAST FOCUSING - The large, smooth and easy-to-grip focus wheel makes focusing particularly easy and, most of all, quick....
COMPACT, LIGHT & ROBUST - With its its waterproof casing reinforced with glass fibers, the ZEISS Terra ED satisfies the high....
ZEISS T* COATING - Guaranteed brilliant, high-contrast images, particularly in adverse light conditions and twilight. The coating is....
A CLEAR VIEW IN ANY WEATHER - There are always exciting things to be seen in the world of nature, even in wet weather. ZEISS....

High resolution performance: edge-to-edge sharpness from the center to the corners of the frame is achieved by the precise arrangement of 10 lens elements in 8 groups. This lens also includes two aspherical elements, which serve to suppress the image degrading effects of chromatic aberration and field curvature imperfection..
Compact, lightweight and Stylish design: weighing in at 5. 47oz (155G) and measuring just 1. 79in (45. 4mm) in length, This lens offers up the renowned image quality and refined style associated with the Fujinon XF family of lenses. With its metal exterior, precise click Stops, and smooth dampening, this lens offers incredible image quality in a durable aesthetically pleasing appearance..
Fast and quiet autofocus: the inner focusing AF system uses a stepping motor to move focusing elements into place through precise electrical pulses, in order to achieve fast and near-silent autofocus performance..
Weather and dust resistant durability: The lens is designed to operate in temperatures as low as 14° Fahrenheit and is Sealed at nine points around the barrel, making it both weather and dust resistant..

... of line spotting scope - 80mm big objective lens and fully multi-coated optics with BAK4 Porro Prism and 9pcs/5groups lens increase light transmission, deliver bright, clear, crisp images even in low-light conditions.
Dual speed focus system - New design coaxial two-speed focusing wheels allow for SMOOTH & ACCURATE focusing. Fast focusing wheel helps you lock the target quickly, fine focusing wheel zooms in on the target and gets more detail.
Variable 20x to 60x zoom magnification allows you to view a wide field of view at a lower power and zoom in on details at a higher power. Perfect for target shooting, archery, hunting, bird watching, wildlife watching, hiking, camping, scenery, outdoor sporting, astronomical observation etc.
Nitrogen filled waterproof and fog-proof design enables the scope to withstand the toughest environments. Durable Framework and Rubber Armor provide non-slip grip, shock-proof grip and durable external lasting protection. The adjustable eyecup folds up and down for comfortable viewing with or without glasses.
Comes with a New Design Large smartphone d....

BUNDLE INCLUDES: ZEISS 8x32 Terra ED Binoculars (Black) and Lens Cleaning Kit.
BRILLIANT, RAZOR-SHARP IMAGES: Terra ED binoculars combine optical precision and hydrophobic multi-coating to deliver stunning optical performance in....
LIGHTWEIGHT AND ROBUST: With a sturdy, lightweight housing, the inner workings are perfectly protected, ensuring the long-term precision of the ED....
FAST FOCUSING: Large, smooth and easy-to-grip focus wheel allows makes focusing particularly easy and, most of all, quick on a ZEISS Terra ED.

88% LIGHT TRANSMISSION - SCHOTT ED - glass with a hydrophobic multi-coating provides optical clarity and precision in all situations..
COMFORTABLE, FAST FOCUSING - The large, smooth and easy-to-grip focus wheel makes focusing particularly easy and, most of all, quick on a ZEISS Terra ED. You'll notice the advantages of Terra ED binoculars as soon as you pick them up: your index finger automatically lands on the focusing wheel. You'll never again need to think about how you hold the binoculars when something exciting suddenly happens in front of you. In next to no time, you'll have it sharply in focus..
COMPACT, LIGHT & ROBUST - With its its waterproof casing reinforced with glass fibers, the ZEISS Terra ED satisfies the high standards of nature lovers. The construction is compact, light and robust. Easy to fit into any bag and nearly indestructible, the ZEISS Terra ED is the perfect companion..
ZEISS T* COATING - Guaranteed brilliant, high-contrast images, particularly in adverse light conditions and twilight. The coating is tuned to each lens individually for maximum clarity..