For Canon Lens Macro Extension Tube Set 3-Piece Auto Focus Ring 35mm Slr Lenses For Canon Ef Ef-s Lens Camera Holder Adapter

Feature:
1. Improved circuitry for better use with DSLRs and SLR lenses.
2. The upper locking pin of the fitting can be tightened.
3. Very useful for macro photography, this allows you to convert almost any lens to a macro lens at a fraction of the cost while maintaining its original optical quality.

--This is used by coupling the camera body to the lens of a 35mm SLR camera.
--Compatible for Canon EF / EF-S targets all.
--It is a set of 3 tubes of different lengths (13mm, 21mm, 31mm) that can be used individually or in combination with 7 different lengths.
--It works perfectly with the camera's auto iris.
--With TTL type cameras, AE (Through the Lens, Auto Exposure) provides perfect coupling unless combined with an AE electronic flash unit.

Description:
Name: Macro Extension Tube Set
Compatible: Works compatible for Canon EF / EF-S all
Color: black and red
Material: Aluminum alloy and plastic
Pipe diameter: AB.62mm
Tube length: 13mm, 21mm, 31mm
Packing list:
1 x Macro Extension Tube Set
1 x Storage Bag
1 x User Manual (English)
Note:
1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding.
2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.