Reviews Auto Focus Cameras- BestItemr.com

Arducam Lens Calibration Tool, Field of View (FoV) Test Chart Folding Card, Pack of 2

This compact ruler allows you to determine if your lens is auto-focusing accurately as it should. It is an essential tool that is particularly useful when shooting with a shallow depth of field, where focusing should ideally be "spot on"..
You can use this ruler to determine how "off" the focusing is for a particular camera / lens combination and, on supported cameras, adjust the camera's auto-focus settings to resolve this.
On Nikon cameras, this feature is known as "AF Fine Tune". On Canon and Sony cameras, it's known as "AF Micro Adjustment". Please refer to your camera's instructions manual to see if this feature is present..
Package Included: Lens Focus Calibration Card X 2.

【Features】F1.8 large aperture, 6 blades in 5 groups, 7pcs Aperture blades. Auto Focus and Manual Focus.
A great prime lens that is an excellent addition to the Nikon 12-50mm kit lens.
Supports auto focus and manual focus modes.
Supports full-frame and APS-C format cameras.
Adopts gold plated metal contacts, which effectively improves the signal conductivity and corrosion resistance.
Supports M/AV/TV/P and other camera shooting modes, and parameters used to take pictures can be displayed in the EXIF Information.

Resolution for video recording and streaming: 1080p at 60 fps.
Premium audio performance guarantees vibrant and authentic sound to your audience at all times..
Advanced Logitech Capture software lets you create content with multiple cameras, text overlays, scene transitions, and other professional studio controls. Focus on sharing your passion while StreamCam's auto-focus and auto-exposure do the rest using advanced facial-tracking AI..

A perfect match for α7 series, 35mm full-frame E-mount cameras, 90mm Macro with a bright F2.8 maximum aperture, Nano AR coating effectively suppress reflections, Dust and moisture resistant design.
Minimum Focus Distance : 0.92 ft (0.28 m), Maximum Magnification ratio : 1.0x, Focal Length : 90 mm. The angle of view is 27 degree (35 mm) and 17 degree (APS-C).
Optical Steady Shot image stabilization for handheld shooting, Instant manual/auto focus selection via a sliding focus ring, Instant manual/auto focus selection via a sliding focus ring.
Corner to corner sharpness w/ Advanced Spherical elements, Super ED glass w/ multi‐coating reduces flare and ghosting, 9-blade circular aperture contributes to gorgeous bokeh.
Direct Drive SSM (DDSSM) for quiet, precise focusing.

Compatibility: Work with Nikon AF AF-S DX FX SLR Cameras, including D5300, D5000, D3000, D3200, D5100, D5200, D3100, D7000, D7100, D4, D800, D800E, D600, D610, D40, D40x, D50, D60, D70, D80, D90, D100, D200, D300, D3, D3S, D700.
Function: Transform common lens into macro lens to capture the high quality images of small objects, enter the macro world..
Auto Focus：when installed the tubes, it needs appropriate ocusing distance(1-3cm) space to auto-focus function..
Tube diameter : ab.69mm. Tube Lengths: (1) 12mm.(2) 20mm.(3)36mm, use alone or combinations..
Note: when use 3 tubes together, there is a little difficult to auto focus. Suggest use manual focus or Increase the lens focal lengths to avoid blurry..