Introduction:

Macro Extension Tube Ring For NIKON Ai AF DSLR & SLR

It moves the lens farther from the film or digital sensor.

The farther away the lens is; the closer the focus; the greater

the magnification.

This extension tube does not affect image quality as there is no

optics inside.

In comparison, a close up filters are often blamed for degrading

image quality.

Made of metal (not plastic);

color: black

Contains
1 x Macro Extension Tube Set for NIKON
1 x Original Box

Adjustable Length
This extension tube consists of 5 parts:
Camera Body Mount Adapterr
Lens Mount Adapter
9mm tube (Tube 1))
16mm tube (Tube 2)
30mm tube (Tube 3)

The more tubes you add, the closer the focus and the greater the magnification.

Remarks
There are no electrical contacts in the extension tubes.
Exposure has to be adjusted manually.

Aperture control is not available if you use a lens which does not allow you to manually adjust the aperture (without an aperture ring).

Suitable For
Macro Extension Tube Ring For NIKON Ai AF DSLR & SLR

Three stages; the 1st 2 on the 3rd; can be freely combined

Extension ring is inside the body of a black cylindrical close-up accessory, made of metal. Like the same installation teleconverter lens attached between the body and the use of, close-up in exactly the same principle and bellows, usually 35mm The camera often use up lap into 7mm (号 1), 14mm (the 2nd) and 28mm (the 3rd) three; they can be used alone or in combination; and the ability to compose seven different lengths; such as: Three connected circles combination, for the proportional composition as the standard 50mm lens is 1:1. But the focus range of the lens ring will increase as access is limited, so the combination of shooting up lap, you need to move around the camera or subject distance with the focus, the camera close-up bellows substantially the same effect.

Extension rings advantage is small size, light weight, easy to carry; then circle with some automatic camera aperture linkage; In addition, the structure then circle is extremely simple, generally difficult to damage.