Vender 1 Pcs Super Slim Lens Adapter Ring & 1 Pcs M42 to M42 Lens Adjustable Focusing Helicoid Macro Tube Adapter al mejor precio

1 pcs Super Slim Lens Adapter Ring & 1 pcs Focusing Helicoid Macro Tube Adapter M42 to M42 Mount Lens Adjustable Focusing Helicoid Macro Tube Adapter - 17mm to 31mm.The all-metal adapter is designed to fit the lens securely, yet can still be removed easily when not needed. Introduction: This tube useful for lens without focusing ring. And it can be use as macro extension tube. There is no electronic elements in the adapter. aperture and focusing must be manually control. Made of Anodized Aluminum in Black finish with high quality.The length of this Helicoid tube is 17mm (min) to 31mm (max),it offers a total of 14mm movement distance for the lens focusing.You can use M42 screw mount lenses, such as Carl Zeiss or Pentax 42mm screw mount lenses, and even enlarger lenses.This Helicoid tube is useful for those lenses without focus ring, Tube offers fine focus control for macro photography. This focusing helicoid tube is made with 42mm front mount and standard 42mm rear mount and is made with light-weight alloy.It could be used as Macro Barrel. Automatic diaphragm, auto-focusing will not operate correctly while using this adapter. Manual focusing with A/M e metering is ok with the adapter. Super slim, ultra thin, only 1-1.5mm thickness, very easy to use. Make M42 Mount Lens to be used on NEX E Mount System Cameras. It is possible to use Macro rings and other accessories. This Andoer Lens Adapter Ring M42-NEX for M42 Lens Sony NEX E Mount body NEX-3 NEX-5 NEX-5C NEX-5R NEX6 NEX-7 NEX-VG10, and etc. Suitability: For M42 Mounts Lens, for Sony NEX E Mount NEX-3 NEX-5 NEX-5C NEX-5R NEX6 NEX-7 NEX-VG10, and etc Note: When attaching this adapter ring to NEX camera, it is unable for close-up shots, you need to add extra focusing tubes Compatible With: M42 Lens & Camera Material: Aluminum alloy Color: Black Package Contents: 1 * Lens Adapter Ring 1 * M42 to M42 Mount Lens Adjustable Focusing Helicoid Macro Tube Adapter - 17mm to 31mm Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.