Lens Coupling Ring

The magnification power is the ratio of the 2 focal lengths.

Lens coupling ring.

B two lenses connected via the coupling ring. Coupling rings are adapters with a male filter thread on each side. Find many great new used options and get the best deals for 67mm to 77mm male macro reverse coupling ring adapter for lens mount 67 to 77. Nikkor ai lenses had a meter coupling ridge cam on the lens aperture ring that pushed on a spring loaded meter coupling lever on the photomic head to transfer aperture setting information.

At the best online prices at ebay. Ai lenses allowed carefree lens mounting and ended the double twisting that used to allow observers to spot a nikon nikkormat user from a hundred paces. 77mm camera with 77mm female front threaded lens. High quality and brand new product.

Either lens can be mounted to the camera. Kiwifotos 52mm 58mm step up adapter ring for lenses 52mm lens to 58mm filter hood lens converter and other accessories 4 7 out of 5 stars 70. Be aware that a heavy lens coupled to a camera mounted lighter or less solidly built lens can result in damage to one or both lenses because of the weight and stress placed on their front ends. One side screws into the filter thread of the first lens and the other screws into the filter threads of the reversed lens.

Free shipping for many products. A macro coupling ring has male filter threads on both sides so you can stack one lens onto another facing each other. Coupling rings can be purchased for a few dollars on ebay. They allow you to connect two lenses by their filter mounts.

It will work by reversing a standard lens to the front of a telephoto lens. Product information package dimensions 3 1 x 3 1 x 0 2 inches item weight. The lenses are connected with a coupling ring. Vello cb 600 straight flash bracket 4 3 out of 5 stars 158.

The trick is to find a macro coupling ring that goes between sizes normally they have the same size threads on each side. The reverse coupling ring makes it possible to attach the two lenses face to face. A 58mm diameter coupling ring. Compatiable for male thread at both sides.

A coupling ring is a metal ring with male filter threads on both sides.