Top Focusing Distance - BuyWiseBest.com

Monocular Max 300x Zoom C-Mount Glass Lens Adapter F/Industry Digital Microscope Camera Objective

Objective Magnification Power by 0.7 - 4.5X(about 10 - 300X on the 21 inch display).
focusing mechanism：Focusing handwheel tightness is adjustable，focusing range 15mm & 40mm.

G-lens design with 4 aspherical and 3 ED glass (extra-low Dispersion) elements, for high corner-to-corner resolving power throughout the entire zoom range.
Constant F4 maximum aperture maintains exposure and depth of field throughout the Zoom range.
9-Blade circular aperture contributes to beautifully de-focused backgrounds. Format - 35 mm full-frame. Lens Groups / Elements - 14–17.
Minimum focusing distance of just 1. 25 feet provides close-up ability for an expansive range of expression.
Sports Sony's unique DDSM (direct drive Super-sonic motor system) internal focusing system and a responsive manual focusing ring, for fast, quiet, and precise focusing.

The macro close-up bellow is an accessory connected between the camera body and the camera lens..
Stretch the distance between your lens and film to provides high quality close up images for you..
With an accordion section to inserted between the lens and the camera body..
Be used with tripod, good stability, easy to use, so that you can steadily adjust the distance to the object to be photographed..
Straight grain and gear focusing rail track, smooth focusing with locking knob..

Nano Coating System (NCS) For Increased Light Transmission and Reduced Internal Reflections.
Depth of Field Markings.Minimum focusing distance-0.2m.
Utilizes 1 Hybrid Aspherical (H-ASP) + 1 Aspherical (AS) + 3 Low-Dispersion (ED) High Precision Glass Lens Elements For Superior Image Quality.
Declicked (Uncoupled) and Geared Aperture and Focus.
Minimum Focusing Distance: 7.87″ (0.2m).

24 70 millimetre focal length, 38.4 112 millimetre equivalent focal length on Canon APS C cameras.
F22 minimum, ring type ultrasonic type AF motor with full time manual focusing.
82 millimetre filters, closest focusing distance: 0.38 meter/1.25 feet.
Image Stabilization : No. Focus adjustment: Inner focusing with USM. Diagonal angle of view: 84° - 34°. Weight 1.7 pound.
Purchase this product between May 1, 2016 and July 30, 2016 and get 13 months of free damage protection from Canon. The product must be registered....

Compact, Lightweight and High-Quality RF Lens with a Versatile Zoom Range of 24-105mm*.
Optical Image Stabilization at up to 5 Stops** of Shake Correction.
Maximum Magnification of 0.4x and Minimum Focusing Distance of 0.66 ft. in Auto Focus..
Maximum Magnification of 0.5x and Minimum Focusing Distance of 0.43 ft. when using Center Focus Macro..
Use the EOS Utility Webcam Beta Software (Mac and Windows) to turn your Canon camera into a high-quality webcam, or do the same using a clean HDMI output..

24-70Mm focal length, 38.4-112Mm equivalent focal length on Canon APS-C cameras.
F22 minimum, ring-type ultrasonic-type AF motor with full-time manual focusing.
82mm filters, Closest focusing distance: 0.38M/1.25 ft..
Image stabilization: no. Focus adjustment- inner-focusing with USM. Diagonal angle of view- 84° - 34°. weight-1.7 pound.

...ersal phone holder that allowing you use them to capture the wonderful scenery you see in binoculars and share them with your friends. Easy installation and portable design with the carrying case..
【 ANTI-SLIP & DURABLE & LIFE WATERPROOF 】The rubber armor with ergonomic design and steady grip allows for accurate focusing. shockproof, anti-skid and daily water resistant. The central metal focusing hand wheel rotates to adjust the clarity, high precision and more convenient,give you the best experience and enjoy your life..
【EASY TO ADJUST & AFTER-SALES SERVICE】The focusing knob of the threaded right increases the friction between the finger and the knob, making your focusing operation quickly and more effortless. Zouzzie provides 30-days return and 2 years warranty for our customers..

Minimum Focusing Distance of 10.8 inches.
18 elements in 12 groups, Aperture range:f/2.8-F/22, 10 diaphragm blades.
This lens is compatible with all Nikon cameras that have full frame or APS-C sensors (which is all Nikon DSLR models).
Aperture range:f/2.8-F/22, 10 diaphragm blades.

Positive locking knobs assure rock steady focus.
4 DIRECTION SLIDING: It can be adjusted in 4 directions with 2 rails: forward, backward, left and right (Front Back Movement Distance: Max 2.56""/6.5cm.
Left right Movement Distance: Max. 2.95""/7.5cm).
Kindly please tighten the knobs after you adjust to keep the camera from slightly moving after you have set it up.
PROVIDE EXTREME FOCUSING: Speed of adjustment of the rail greatly with 2 knobs.
There are 8 pieces hexagon screws, which can be adjusted with the included wrench to control the sliding friction..
Focusing rails are essential accessories for macro photography, which requires precise distance modifications and a steady hand, as well as other situations where accurate camera positioning is crucial.
COMPATIBILITY: The rail is equipped with an integrated Arca type QR clamp and an included Arca type plate. The plate uses a 1/4"" screw mount compatible with Canon Sony Pentax Nikon Olympus Samsung and most cameras. The rail can also be mounted on most tripods by utilizing the bottom 1/4"" and 3/8"" tripod mounting threads.
LIGHTWEIGHT BUT STRONG: A durable aluminum construction provides smooth operation for extended use an....

Focal length and maximum aperture: 35mm 1:2.
Lens construction: 10 elements in 8 groups.
Rear focusing system with USM focus adjustment.
Closest focusing distance: 0.24m/0.79 ft,Focal Length : 35mm Comparable APS-C 1.6x Focal Length: 56 mm.Lens Construction:10 elements in 8 groups.