Macro extension tube ring

Buy Macro Extension Tube Ring Set Adapter for Olympus OM Mount Camera Lens (unwired) for R220.00

Buy Macro Extension Tube Ring Set Adapter for Pentax K Mount series DSLR Cameras (unwired) for R250.00

Buy Macro Extension Tube Ring Set Adapter for Sony AF MOUNT Camera Lens (unwired) for R220.00

Buy Macro Extension Tube Ring Set Adapter for Sony E Mount NEX Camera Lens (unwired) for R220.00

Buy Macro Extension Tube Ring Set Adapter for Canon EOS Cameras (unwired) for R220.00

Introduction: Nikon Mount, for all Nikon SLR & DSLR 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. Brand new, never used; Made of metal (not plastic); Colour: black Adjustable Length This extension tube consists of 5 parts: Camera Body Mount Adapter Lens Mount Adapter 09mm 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. Contains:  1 x Macro Extension Tube Set for Nikon 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: Nikon DSLR and Film SLR I ONLY POST TO ADDRESSES IN SOUTH AFRICA - NO INTERNATIONAL SALES

Introduction: Nikon Mount, for all Sony E Mount NEX Camera Lens 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. Brand new, never used; Made of metal; Colour: black Adjustable Length This extension tube consists of 5 parts: Camera Body Mount Adapter Lens Mount Adapter 09mm 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. Contains:  1 x Macro Extension Tube Set for Sony E Mount NEX Camera Lens 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: Sony E Mount NEX Camera Lens A7 A7R S A5100 A6000 I ONLY POST TO ADDRESSES IN SOUTH AFRICA - NO INTERNATIONAL SALES  

Colorful Metal AF Macro Extension Tube Ring For Canon EOS EF EF-S IS Description: This Canon AF tube set contains three piece tubes of different length. It couples perfectly with the camera's automatic diaphragm. With cameras of TTL, AE(Through-the-lens, Automatic Exposure) type it gives perfect coupling except when combined with electronic flash AE unit. Specification: Type: AC-MC Canon Extension Tube Ring Connecting Ring Material: Metal Color: Blue, Red, Gold (White one, click here!) Built-in: gold-plated electronic contact Suitable for: all Canon EF EF-S and IS series lenses Features: Auto-focus function can operate. Transform your Lens into a Macro Lens. It moves the lens from the film or digital sensor. The extension tube does not affect image quality. Can rest assured that the use of telephoto lens on. The closer the focus is, the greater the magnification. Standard configuration, strong versatility, is suitable for EF-S bayonet. Can be taken in accordance with the need to use alone or used in any combination. It can be converted into ordinary lens: "kind of macro" lens without loss of autofocus and metering function. Desired Magnification: 13mm Tube 21mm Tube 31mm Tube 13mm + 21mm Tube 21mm + 31mm Tube 13mm + 31mm Tube 13mm + 21mm + 31mm Tube Technical Parameter: Automatic Close Shot Adapter Ring Lens Focusing Distance Reading Image Magnification Video Coverage Lens Front To Object Distance Exposure Compensation Coefficient 13mm Infinity 0.5m 0.24 0.35 10x15 6.9x10.3 21 16 1.5 1.8 21mm Infinity 0.5m 0.40 0.51 6x9 4.7x7.0 13 14 2.0 2.3 23mm Infinity 0.5m 0.72 0.83 3.3x5.0 2.9x4.4 7.7 7.0 3.0 3.4 13+21mm Infinity 0.5m 0.64 0.75 3.8x5.6 3.2x4.8 8.5 7.5 2.7 3.1 13+31mm Infinity 0.5m 0.96 1.07 2.5x3.7 2.3x3.4 6.0 5.5 3.9 4.3 21+31mm Infinity 0.5m 1.12 1.23 2.2x3.3 2x3 5.3 4.9 4.5 5.0 13+21+31mm Infinity 0.5m 1.34 1.47 1.8x2.7 1.6x2.4 4.5 4.2 5.6 6.1 Kindly Note: According to the different combination of three of the support ring, and can realize different magnification. In the lens of F=50mm as an example, take a look at the combination of different ground loop magnification can be achieved as follows. Close Shot Loop Combination As The Adjustment Range Than Not add 1:0.20-1:0.34 1 1:0.34-1:0.48 2 1:0.48-1:0.62 1+2 1:0.62-1:0.76 3 1:0.76-1:0.90 1+3 1:0.76-1:1.04 2+3 1:1.04-1:1.18 1+2+3 1:1.18-1:1.32 Package Included: 1 x AF Macro Extension Tube For Canon EF EOS Detail Pictures:

White Color Metal AF Macro Extension Tube Ring For Canon EOS EF EF-S IS Description: This Canon AF tube set contains three piece tubes of different length. It couples perfectly with the camera's automatic diaphragm. With cameras of TTL, AE(Through-the-lens, Automatic Exposure) type it gives perfect coupling except when combined with electronic flash AE unit. Specification: Color: white Type: AC-MC Canon Extension Tube Ring Connecting Ring Material: Metal Built-in: gold-plated electronic contact Suitable for: all Canon EF EF-S and IS series lenses Features: Auto-focus function can operate. Transform your Lens into a Macro Lens. It moves the lens from the film or digital sensor. The extension tube does not affect image quality. Can rest assured that the use of telephoto lens on. The closer the focus is, the greater the magnification. Standard configuration, strong versatility, is suitable for EF-S bayonet. Can be taken in accordance with the need to use alone or used in any combination. It can be converted into ordinary lens: "kind of macro" lens without loss of autofocus and metering function. Desired Magnification: 13mm Tube 21mm Tube 31mm Tube 13mm + 21mm Tube 21mm + 31mm Tube 13mm + 31mm Tube 13mm + 21mm + 31mm Tube Technical Parameter: Automatic Close Shot Adapter Ring Lens Focusing Distance Reading Image Magnification Video Coverage Lens Front To Object Distance Exposure Compensation Coefficient 13mm Infinity 0.5m 0.24 0.35 10x15 6.9x10.3 21 16 1.5 1.8 21mm Infinity 0.5m 0.40 0.51 6x9 4.7x7.0 13 14 2.0 2.3 23mm Infinity 0.5m 0.72 0.83 3.3x5.0 2.9x4.4 7.7 7.0 3.0 3.4 13+21mm Infinity 0.5m 0.64 0.75 3.8x5.6 3.2x4.8 8.5 7.5 2.7 3.1 13+31mm Infinity 0.5m 0.96 1.07 2.5x3.7 2.3x3.4 6.0 5.5 3.9 4.3 21+31mm Infinity 0.5m 1.12 1.23 2.2x3.3 2x3 5.3 4.9 4.5 5.0 13+21+31mm Infinity 0.5m 1.34 1.47 1.8x2.7 1.6x2.4 4.5 4.2 5.6 6.1 Kindly Note: According to the different combination of three of the support ring, and can realize different magnification. In the lens of F=50mm as an example, take a look at the combination of different ground loop magnification can be achieved as follows. Close Shot Loop Combination As The Adjustment Range Than Not add 1:0.20-1:0.34 1 1:0.34-1:0.48 2 1:0.48-1:0.62 1+2 1:0.62-1:0.76 3 1:0.76-1:0.90 1+3 1:0.76-1:1.04 2+3 1:1.04-1:1.18 1+2+3 1:1.18-1:1.32 Package Included: 1 x AF Macro Extension Tube For Canon EF EOS Note: We have other three color for you Blue, Red, Gold, click here! Detail Pictures:

White Color Metal AF Macro Extension Tube Ring For Canon EOS EF EF-S IS Description: This Canon AF tube set contains three piece tubes of different length. It couples perfectly with the camera's automatic diaphragm. With cameras of TTL, AE(Through-the-lens, Automatic Exposure) type it gives perfect coupling except when combined with electronic flash AE unit. Specification: Color: white Type: AC-MC Canon Extension Tube Ring Connecting Ring Material: Metal Built-in: gold-plated electronic contact Suitable for: all Canon EF EF-S and IS series lenses Features: Auto-focus function can operate. Transform your Lens into a Macro Lens. It moves the lens from the film or digital sensor. The extension tube does not affect image quality. Can rest assured that the use of telephoto lens on. The closer the focus is, the greater the magnification. Standard configuration, strong versatility, is suitable for EF-S bayonet. Can be taken in accordance with the need to use alone or used in any combination. It can be converted into ordinary lens: "kind of macro" lens without loss of autofocus and metering function. Desired Magnification: 13mm Tube 21mm Tube 31mm Tube 13mm + 21mm Tube 21mm + 31mm Tube 13mm + 31mm Tube 13mm + 21mm + 31mm Tube Technical Parameter: Automatic Close Shot Adapter Ring Lens Focusing Distance Reading Image Magnification Video Coverage Lens Front To Object Distance Exposure Compensation Coefficient 13mm Infinity 0.5m 0.24 0.35 10x15 6.9x10.3 21 16 1.5 1.8 21mm Infinity 0.5m 0.40 0.51 6x9 4.7x7.0 13 14 2.0 2.3 23mm Infinity 0.5m 0.72 0.83 3.3x5.0 2.9x4.4 7.7 7.0 3.0 3.4 13+21mm Infinity 0.5m 0.64 0.75 3.8x5.6 3.2x4.8 8.5 7.5 2.7 3.1 13+31mm Infinity 0.5m 0.96 1.07 2.5x3.7 2.3x3.4 6.0 5.5 3.9 4.3 21+31mm Infinity 0.5m 1.12 1.23 2.2x3.3 2x3 5.3 4.9 4.5 5.0 13+21+31mm Infinity 0.5m 1.34 1.47 1.8x2.7 1.6x2.4 4.5 4.2 5.6 6.1 Kindly Note: According to the different combination of three of the support ring, and can realize different magnification. In the lens of F=50mm as an example, take a look at the combination of different ground loop magnification can be achieved as follows. Close Shot Loop Combination As The Adjustment Range Than Not add 1:0.20-1:0.34 1 1:0.34-1:0.48 2 1:0.48-1:0.62 1+2 1:0.62-1:0.76 3 1:0.76-1:0.90 1+3 1:0.76-1:1.04 2+3 1:1.04-1:1.18 1+2+3 1:1.18-1:1.32

SELECTED OPTION: COLOR: BLUE CLICK HERE for more options in this item. Colorful Metal AF Macro Extension Tube Ring For Canon EOS EF EF-S IS Description: This Canon AF tube set contains three piece tubes of different length. It couples perfectly with the camera's automatic diaphragm. With cameras of TTL, AE(Through-the-lens, Automatic Exposure) type it gives perfect coupling except when combined with electronic flash AE unit.   Specification: Type: AC-MC Canon Extension Tube Ring Connecting Ring Material: Metal Color: Blue, Red, Gold Built-in: gold-plated electronic contact Suitable for: all Canon EF EF-S and IS series lenses Features: Auto-focus function can operate. Transform your Lens into a Macro Lens. It moves the lens from the film or digital sensor. The extension tube does not affect image quality. Can rest assured that the use of telephoto lens on. The closer the focus is, the greater the magnification. Standard configuration, strong versatility, is suitable for EF-S bayonet. Can be taken in accordance with the need to use alone or used in any combination. It can be converted into ordinary lens: "kind of macro" lens without loss of autofocus and metering function. Desired Magnification: 13mm Tube 21mm Tube 31mm Tube 13mm + 21mm Tube 21mm + 31mm Tube 13mm + 31mm Tube 13mm + 21mm + 31mm Tube Technical Parameter: Automatic Close Shot Adapter Ring Lens Focusing Distance Reading Image Magnification Video Coverage Lens Front To Object Distance Exposure Compensation Coefficient 13mm Infinity 0.5m 0.24 0.35 10x15 6.9x10.3 21 16 1.5 1.8 21mm Infinity 0.5m 0.40 0.51 6x9 4.7x7.0 13 14 2.0 2.3 23mm Infinity 0.5m 0.72 0.83 3.3x5.0 2.9x4.4 7.7 7.0 3.0 3.4 13+21mm Infinity 0.5m 0.64 0.75 3.8x5.6 3.2x4.8 8.5 7.5 2.7 3.1 13+31mm Infinity 0.5m 0.96 1.07 2.5x3.7 2.3x3.4 6.0 5.5 3.9 4.3 21+31mm Infinity 0.5m 1.12 1.23 2.2x3.3 2x3 5.3 4.9 4.5 5.0 13+21+31mm Infinity 0.5m 1.34 1.47 1.8x2.7 1.6x2.4 4.5 4.2 5.6 6.1 Kindly Note: According to the different combination of three of the support ring, and can realize different magnification. In the lens of F=50mm as an example, take a look at the combination of different ground loop magnification can be achieved as follows. Close Shot Loop Combination As The Adjustment Range Than Not add 1:0.20-1:0.34 1 1:0.34-1:0.48 2 1:0.48-1:0.62 1+2 1:0.62-1:0.76 3 1:0.76-1:0.90 1+3 1:0.76-1:1.04 2+3 1:1.04-1:1.18 1+2+3 1:1.18-1:1.32

Buy DG-FU Auto focus AF Metal Macro Extension Tube Ring Lens Adapter Mount for R799.00

Buy Viltrox DG-C Autofocus AF Macro Extension Tube Ring Set DG for Canon EOS for R950.00

Buy Aputure AC MS Auto Focus Macro Extension Tube Ring for Sony G Lens... for R1,099.00

- Color: Black - Quantity: 1 - Extension ring for Pentax cameras, can be divided into four rings General Quantity: Dimensions & Weight Packing List 1 * piece

- Color: Black - Quantity: 1 - Extension ring for Nikon cameras, can be divided into four rings General Quantity: Dimensions & Weight Packing List 1 * piece

The macro extension ring set with 3 different lengths (31mm, 21mm and 13mm). Used individually or in any combination to obtain the desired magnification. Supports TTL light testing and AE modes. Suitable for Canon full range digital SLR, EF lens. Exiquisite and durable. General Material Plastic + metal Quantity 1 piece Specification Compatible Brand Canon Other Features Other Features The automatic close contact ring is set with 3 segment lengths (31mm, 21mm and 13mm), respectively. Dimensions & Weight Dimensions 3.23 in x 2.87 in x 2.68 in (8.2 cm x 7.3 cm x 6.8 cm) Weight 5.15 oz (146 g) Packing List 1 * Set of extension rings 1 * Pouch 1 * English user manual

The macro extension ring set with 3 different lengths (31mm, 21mm and 13mm). Used individually or in any combination to obtain the desired magnification. Supports TTL light testing and AE modes. Suitable for Canon full range digital SLR, EF lens. Exiquisite and durable. General Material Plastic + metal Quantity 1 piece Specification Compatible Brand Canon Dimensions & Weight Dimensions 3.23 in x 2.87 in x 2.68 in (8.2 cm x 7.3 cm x 6.8 cm) Weight 5.15 oz (146 g) Packing List 1 * Extension ring set 1 * Pouch 1 * English user manual

Buy Mcoplus EXT-EOS 10mm 21mm Auto Focus Macro Extension Tube Ring 10mm 16mm 21mm f for R785.17

Buy Mcoplus EXT-N1 10mm 16mm Auto Focus Macro Extension Tube Ring for Nikon N1 Moun for R738.97

Fotodiox Macro Extension Tube Set for Extreme Close-up for Micro Four Thirds Cameras Product Description Kit includes camera mount coupling adapter, lens mount coupling adapter, extension tube 1, tube 2, tube 3 Fits Olympus PEN E-PL1, E-PL1s, E-PL2, E-PL3, E-P2, E-P3, E-M, OM-D, E-M5, Panasonic Lumix DMC-G1, G2, G3, G10, GX1, GH1, GH2, GF1, GF2, GF3, GF5, AG-AF100 Any combination for various Macro Effect 24 month manufacture warrantyA macro extension tube is a wonderful substitution to expensive macro lenses. It maintains the original optical quality while transforming the lens into a macro lens. It is far more desired then the add-on close-up lenses, which will alter the optical quality. The extension tube will work with all Micro 4/3 (MFT) cameras.The camera mount coupling adapter and lens mount coupling adapter can be used independently of the extension tubes or you can add in the tubes for extreme Macro photography. Because no other optical components are added with this kit, the image preserves the original optical properties of the lens. This is an affordable and simple way to turn your existing lens into a MACRO LENS. This tube set includes a lens-coupling ring and a body-coupling ring; three extension tubes of various sizes are also included to build up to the desired magnification. Life size image can be achieved with this set up. See details specification at the table below. Specs are based on a 50mm f1.4 lens.Compatible Cameras(including, but not limited to)Olympus PEN E-PL1, E-PL1s, E-PL2, E-PL3, E-P2, E-P3, E-M, OM-D, E-M5, E-M10Panasonic Lumix DMC-G1, G2, G3, G10, GX1, GH1, GH2, GF1, GF2, GF3, GF5, GH4Panasonic AG-AF100 Mirrorless Digital CamerasBlack Magic Pocket Cinema Camera (BMPCC)The extension ring set has no electrical contact, so you will have to set your camera in manual focusing and manual exposure, or aperture priority mode for metering. Our Guarantee to You We guarantee the utmost in Quality, Authenticity and Customer Satisfaction All our Items are Brand New and 100% Authentic with Original Box and Papers Price Beat or Match, if we can't (which is hardly ever), we will give you R150 off your next order with us. At these prices stocks are very limited, so order now to avoid disappointment Please view our other listings HERE Looking for something that we have not listed. Let us know - Will will get the best price for you

[ROHS CE] VILTROX DG-C electronic AF Macro extension tube Auto Focus AF Macro lens Extension Tube Ring with Covers for Canon EF EF-S Lens DSLR Camera Product Description We don't recommended to combine 2 or 3 rings at same time if the focal length is less than 70mm.the auto focus is easy when mount ONE ring, but difficult for 2 or 3. we suggest to set your camera in MF. Please see 5th image, that's my testing data, hope that's helpful for your photograph, if you still have any problems for using it, please feel free to contact me, i will support technocial support, thanks Can be used alone or combined,which can achieve 7 different kind of magnification and work perfectly with camera￢ﾀﾙs auto focus. Pure cupper pin,perfect match.Metal interface,AF,better transmission Can be used alone or combined,perfectly with camera￢ﾀﾙs auto focus. Color: black Suitable for: Canon EF/EF-S 35mm Lens Material: Metal & plastic Macro tube size: Approx.6.8 * 7.4cm / 2.7 * 2.9in (D * H) Macro tube weight: 123g / 4.3oz Package List: 1 * Extension Tube Set (12mm, 20mm & 36mm) 1 * front Cover 1* rear cover 1 * User Manual(English & Chinese) | It can instead of expensive Close-up lens, with it, I'm sure you don't want to buy another Close-up lens | Auto Focus extension tube, designed for for Canon EF/EF-S 35mm lens to shoot at closer distance with higher magnification. | With camera of TTL,AE(through-the-lens, automatic exposure)type it gives perfect coupling except when combined with electronic flash AE unit. | Combined with 3 tubes in different length: 12mm, 20mm, 36mm, can be used in any combination or individually to obtain the different magnification. With camera of TTL,AE(through-the-lens, automatic exposure)type it gives perfect coupling except when combined with electronic flash AE unit. | We don't recommended to combine 2 or 3 rings at same time if the focal length is less than 70mm.the auto focus is easy when mount ONE ring, but difficult for 2 or 3. we suggest to set your camera in MF.

    Fotodiox Pro Automatic Macro Extension Tube Kit for Micro Four Thirds (MFT) Mirrorless Camera System; Product Description The Fotodiox Macro Extension Tube is a wonderful substitution for the expensive macro lens. They are exceptionally useful for macro photography, enabling you to convert almost any lens into a macro lens at a fraction of the cost while maintaining its original optical quality. By placing distance between your camera body and lens, focusing distance is shortened and the magnifying effect of your subject is created. The Fotodiox Pro Auto Macro Extension Tube Kit for Micro Four Thirds (Micro-4/3, MFT) Mirrorless Camera System is a set of automatic tubes designed to communicate all electronic functions from the lens to camera including autofocus and auto-exposure. The kit contains two extension tubes of 10mm and 16mm in length. The extension tubes can be used independently or added together for extreme macro photography. No other optical components are added with this kit, the image preserves the original optical properties of the lens. Tips: Attach the lens to the extension tube, then mount onto camera the same way a lens normally does. Each ring brings you closer to the subject as you increase the distance between lens and camera. Different lens lengths will require a different distance to be used from the subject, if the subject is not in focus move the camera closer or further from the subject until the subject comes into focus.Actual product packaging and contents may differ from image shown due to packaging or product updates by manufacturer. | | Kit of two extension tube sections: 10mm and 16mm - Any combination of tubes can be used for various reproduction ratios | Designed with all the electrical and mechanical couplings to maintain auto focus and TTL auto exposure | Extension tubes are designed to enable a lens to focus closer than its normal set minimum focusing distance | No optical insert - maintains lens optical quality while remaining lightweight | 24 month manufacturer warranty    

FUJIFILM Macro Extension Tube MCEX-16 Product Description Two types (11mm, 16mm) will be available. You can choose from the two types of tubes depending on the level of magnification you require. Electronic connections automatically pass information between Fujinon X-Mount lenses and Fujifilm X-series camera bodies so you can still use autofocus and control the aperture while using the tubes. Designed exclusively for the XF lenses and X-series cameras. The mount rings of both tubes are made of high-grade solid metal and are precisely manufactured to suit the XF lenses and the X-series interchangeable cameras perfectly.The MCEX-16 (for extended close-up work), is a Macro Extension Tube for close-up photography. By attaching the ring between a FUJINON XF or XC lens and a camera body, users can enjoy high-magnification photography. When the Macro Extension Tube is attached, the focus range is limited so users can find a focus point by moving the camera forward and backward. The Macro Extension Tubes are equipped with electronic contacts, retaining normal AE, (Auto Exposure) functions and are designed to seamlessly blend into the original look and feel of the X-Series line of compact system cameras. Our Guarantee to You We guarantee the utmost in Quality, Authenticity and Customer Satisfaction All our Items are Brand New and 100% Authentic with Original Box and Papers Price Beat or Match, if we can't (which is hardly ever), we will give you R150 off your next order with us. At these prices stocks are very limited, so order now to avoid disappointment Please view our other listings HERE Looking for something that we have not listed. Let us know - Will will get the best price for you

FUJIFILM Macro Extension Tube MCEX-11 Product Description Two types (11mm, 16mm) will be available. You can choose from the two types of tubes depending on the level of magnification you require. Electronic connections automatically pass information between Fujinon X-Mount lenses and Fujifilm X-series camera bodies so you can still use autofocus and control the aperture while using the tubes. Designed exclusively for the XF lenses and X-series cameras. The mount rings of both tubes are made of high-grade solid metal and are precisely manufactured to suit the XF lenses and the X-series interchangeable cameras perfectly.The MCEX-11 is a Macro Extension Tube for close-up photography. By attaching the ring between a FUJINON XF or XC lens and a camera body, users can enjoy high-magnification photography. When the Macro Extension Tube is attached, the focus range is limited so users can find a focus point by moving the camera forward and backward. The Macro Extension Tubes are equipped with electronic contacts, retaining normal AE, (Auto Exposure) functions and are designed to seamlessly blend into the original look and feel of the X-Series line of compact system cameras. Our Guarantee to You We guarantee the utmost in Quality, Authenticity and Customer Satisfaction All our Items are Brand New and 100% Authentic with Original Box and Papers Price Beat or Match, if we can't (which is hardly ever), we will give you R150 off your next order with us. At these prices stocks are very limited, so order now to avoid disappointment Please view our other listings HERE Looking for something that we have not listed. Let us know - Will will get the best price for you

Estimated delivery time: working days (Imported from America) - T&C's Apply Please note that all Christmas gift orders need to be placed before the 14th of November to ensure that they are delivered to you in time. This item includes free delivery within South Africa. The Phottix Auto-Focus Macro extension tubes are a great way to add macro capabilities without adding the expense of dedicated lenses. Get up close and personal with your subjects using a Phottix 3 Ring Auto-Focus AF Macro Extension Tube for Canon EF mount lenses. The AF Extension Tubes have full electrical contacts, which allow photographers to use their lenses in autofocus functions and set aperture levels. The three-ring sets come with 13mm, 21mm and 31 mm metal tubes. They can be used individually or all together, to obtain super-close shots.