Teleconverters & Lens Mount Adapters Konnwei
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 | Feature: 1. Selected imported aviation aluminum, adopts high accuracy CNC machining center precision processing. 2. Sturdy, stable, wear resistant, surface electroplating baking paint. 3. High grade flannelette surface planted internal, will not scratch lens body. 4. Suitable for Canon 70‑200mm f2.8L one two three generation other lenses. 5. Good workmanship, reliable connection, ensures safety of the lens when using. Specification: Condition: 100percent Brand New Item Type: Lens Mount Ring Material: Aluminium Alloy Color: As Pictures Shown Quantity: 1PCS Suitable Lens: For Canon 70-200mm F2.8L USM For Canon 70-200mm F2.8L IS USM Anti-Shaking For Canon 70-200mm F2.8L IS II USM Anti-Shaking 2 … |  |
 | Feature: 1. The lens tripod ring makes it easy to mount the telephoto lens camera to a tripod, balanced camera body. 2. Reduce pressure on hands and extend working hours. 3. Using high‑quality aluminum alloy, CNC integrated molding process, durable and wear‑resistant, baking finish processing, oxidation and corrosion resistance. 4. The interior is planted with a high‑quality flannel surface, which will not scratch the lens body. 5. Suitable for Canon 70‑200mm F2.8 lens. Specification: Condition: 100percent brand newItem type: Tripod Mount Collar Ring Material: alloyColor: grayRing width: Approx. 2cm0.8inRing inner diameter: Approx. 7.9cm3.1inWeight: Approx. 130g Interface: 14in screw hole, do… | |
 | Feature: 1. Aluminum alloy material, integrated body designed, CNC precision processing, sturdy and durable, wear resistant, paint baking process processing. 2. Unique designed, can better protect your camera. 3. Flocking on inner side, to prevent scratching surface of the camera lens. 4. Good workmanship, reliable connection, ensures safety of the lens when using. 5. Professional manufacturing, stable characteristics and high reliability. Specification: Condition: 100percent Brand New Item Type: Lens Mount Ring Model: A II(B) Material: Aluminum Alloy Color: As Pictures Shown Quantity: 1PCS Weight: Approx. 141g Suitable Below Lens For Canon EF 70-200mm f4L USM For Canon EF 70-200mm f4L IS USM … | |
 | Feature: 1. M42 x 0.75MM THREAD: Suitable for SCT interface telescopes, T2 adapter ring is suitable for M43 bayonet cameras. 2. APPLICABLE CAMERA: SCT adapter is suitable for 5SE 6SE 8SE, for C5, C8, C9.25, C11, C14, and other telescope cameras with SCT interface. Check the model for better fit! 3. EASY TO INSTALL: Well crafted with standard size, the adapter and the camera can achieve accurate fit, tight connection, direct installation of adapter ring without adjustment. 4. ALUMINUM ALLOY MATERIAL: Made of premium aluminum alloy material, this adapter is strong and sturdy, will not fade or damage telescope threads. 5. WIDE APPLICATION: This telescope camera adapter is suitable for observing … | |
 | Feature: 1. CNC technology, anodic oxidation treatment, metal material, sturdy and durable, fine workmanship, firm connection. 2. There are fixing bolts at the eyepiece interface to prevent falling off and scratches. 3. One end of the adapter is a SLR camera mount, and the other end is a 1.25in telescope interface. 4. Suitable for all 1.25in telescope eyepieces, specially designed for digital SLR lenses, turning the camera lens into a telescope. 5. Manual focus, adjust according to your needs, and the product is highly durable and sturdy. Specification: Item Type: Macro Lens Adapter for Canon EFEF-S Material: Aluminum Alloy Color: Black Main Interface: for Canon EFEF-S Mount Secondary Interface: … | |
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 | Feature: 1. Applicable Models: This tripod mounting ring is specially designed for SIGMA 70‑200mm II F2.8 APO lens, please check the lens model before use. 2. Cushion Pads: This tripod ring embedded cushion pads to preserve the lens from wear and tear, made of alloy to reduce weight and strong and durable. 3. Main Function: The mounting ring helps to fix and balance heavy or long lens telephoto lenses hanging on the front of the camera to prevent damage to the lens. 4. Precise Processing: Made by precise machining, tight fit is more stable, perfect fit and better protection of the lens, use with confidence. 5. Multiple Size Screw Holes: It has base plate for attaching lenses for Arca for Swiss st… | |
 | Feature: 1. For Minolta MD mount lens can be mounted on for Canon RF mount camera body through the MD‑RF adapter ring. 2. Adopted high‑quality alloy, it is sturdy and durable, the surface is painted to prevent oxidation and corrosion, and it feels comfortable. 3. It is tightly and smoothly combined with the mount, easy to install and remove the lens. 4. Extinction treatment on the inner side to avoid reflections affecting imaging. 5. Full manual operation, manual focusing, manual aperture adjustment. Suitable for Canon EOS RPRR5R6 Camera. Specification: Item Type: Lens Adapter Material: Alloy Color: As Pictures Shown Weight: Approx. 95g3.4oz Type: Full manual adapter ring Mount: MD Mount, RF … | |
 | Feature: 1. For Canon EFEF‑S mount lens can be attached to for Canon RF mount camera body through the adapter ring. 2. Made of high‑quality alloy, sturdy and durable, cover is painted to prevent oxidation and corrosion. 3. Precise processing, tight fitting, precise fitting and no light leakage, and it feels comfortable. 4. The inner wall is treated with extinction to avoid the influence of reflected light on imaging. 5. Almost the same as the original one, a good replacement. and it is not easy to slide when installed. Specification: Item Type: Lens AdapterMaterial: AlloyColor: BlackWeight: Approx. 80.0g2.8oz Type: Fully Manual Adapter RingMount: for EF Mount, for RF Mount Compatible Lens: for … | |
 | Feature: 1. Aluminum alloy material, integrated body designed, CNC precision processing, sturdy and durable, wear resistant, paint baking process processing. 2. High grade flannelette surface planted internal, will not scratch lens body. 3. Suitable for FE 70‑200mm f4 G OSS(SEL70200G)lens. 4. Good workmanship, reliable connection, ensures safety of the lens when using. 5. Professional manufacturing, stable characteristics and high reliability. Specification: Condition: Brand New Item Type: Lens Mount Ring Material: Aluminum Alloy Color: White Fitment: For FE 70-200mm f4 G OSS(SEL70200G)Lens Quantity: 1PCS Camera Screw: 14 Inch Weight: Approx. 143g Circle Width: Approx. 18mm0.71inch Inner Diameter: Ap… | |
 | Feature: 1. This product can install M42 mount lens to for Nikon Z mount camera for use, thus greatly increasing the compatibility of camera. 2. Durable aluminum alloy, anodizing process will not affect the image due to reflected light. 3. The workmanship is very great, fits tightly and smoothly. 4. Easy to install, flexible to use, compact and portable. 5. Perfectly suitable for Nikon Z mount camera. Specification: Condition: 100percent Brand New Item Type: Camera Adapter Ring Model: M42-Z Color: black Material: aluminum alloy Compatible lens: M42 mount Compatible camera: for Nikon AI Z mount, for Nikon Z6 Z7 camera Weight: approx. 101g Package List: 1 x Camera Adapter Ring1 x Wrench Note: … | |
 | Feature: 1. The lens adapter can allow for M42 mount lens to install on for Canon RF camera. 2. Made of high‑quality alloy, sturdy and durable, cover is painted to prevent oxidation and corrosion. 3. Precise processing, tight fitting, precise fitting and no light leakage, and it feels comfortable. 4. The inner wall is treated with extinction to avoid the influence of reflected light on imaging. 5. Almost the same as the original one, a good replacement. and it is not easy to slide when installed. Specification: Item Type: Lens AdapterMaterial: AlloyColor: BlackWeight: Approx. 82.0g2.9ozMount: for M42 screw mount, for RF mount CompatibleLens: for M42 screw mount lens Application: for Canon RF… | |
 | Feature: 1. M42 Thread: This telescope tube adapter ring has a thread of M42x0.75 and is suitable for camera T2 mount lenses. 2. Height Adjustment Valve: The M42 thread telescope Sleeve has a height adjustment valve to adjust the height of the eyepiece: 67mm to 80mm. 3. Diameter Adjustment Valve: The telescope sleeve has a Diameter adjustment valve that allows you to adjust the Diameter of the eyepiece from 41.5mm to 44.5mm. 4. Easy to Install: Camera telescope tube with hollow design, does not affect the focus wheel, simple and practical, easy to install. 5. Scope of Application: The M42 thread telescope tube is suitable for birdwatching, SLR micro single cameras and helps visual photography.… | |
 | Feature: 1. Applicable Models: This bayonet mount ring is suitable for Nikon AF P 70‑300mm f 4.5‑6.3G ED DX lens, please confirm the lens model before use. 2. Premium and Durability: This camera accessory is made of premium ABS material, durable, wear resistant, anti aging and long life. 3. Perfect Fit: This repair lens mount ring is designed to be accurately shaped and sized to work properly when installed correctly. 4. Third Party Product: The lens bayonet mount ring for camera is a third party new product, not an original product, but has the same function. 5. Installation and Removal: This lens repair replacement accessory is recommended to be installed and removed by professional repair pers… | |
 | Feature: 1. Applicable Model: The lens mount adapter enables for FD mount lenses to be compatible for Nikon Z mount camera systems, including cameras such as for Z6 Z7 Z50 Z5 Z6II Z7II Zfc Z9 Z30. 2. Exquisite Craftsmanship: The lens mount adapter is made of aluminum alloy material and anodized with oxygen oxidation process, with exquisite craftsmanship and durability. 3. 1: 1 Opening: The lens mount adapter s mount perfectly fits the camera and lens, tightly integrated, and easy to install and disassemble smoothly. 4. Rich Features: The lens mount adapter supports full manual control, manual focusing, manual exposure, aperture priority, coated with matte paint, and can focus infinitely. 5. … | |
 | Feature: 1. Applicable Models: Lens converter ring enables for PENTAX PK lenses to be compatible with for NIKON Z camera systems, including Z6, Z7, Z50, Z5, Z6II, Z7II, Zfc, Z9, and Z30. 2. Aluminum Alloy Material: This PK lens to Z mount adapter is made of premium aluminum alloy, and the anode oxygen oxidation process is adopted to ensure high hardness and wear proof performance. 3. Easy to Install: Adopts 1:1 opening, precise fit and firm connection, you can directly install the adapter, no adjustment, simple and convenient operation. 4. Rich Features: The PK to Z mount adapter supports full manual control, manual focus, manual exposure, aperture priority, matte paint, can focus infinitely … | |
 | Feature: 1. Aluminum alloy material, CNC processing, sturdy and durable, light and portable. 2. The macro close‑up adapter is a combination of a 10mm and a 16mm single adapter. The two adapters can be used alone or in combination. 3. After being installed, the shortest focusing distance of the lens can be reduced to achieve a partial macro effect. 4. Suitable for close‑up macro photography. Fit for Fuji X mount mirrorless camera. 5. Built‑in gold‑plated electronic contacts, with excellent metering and autofocus functions. Specification: Item type: Macro Extension TubeMaterial: Aluminum alloy + ABS plasticColor: As Pictures ShownWeight: Approx. 80g2.8ozApplicable model: Fit for Fuji X mount mi… | |
 | Feature: 1. Made of aluminum alloy, CNC precise processing, surface anodized treatment, strong and durable, small and light, exquisite appearance. 2. The macro close‑up adapter is a combination of a 10mm and a 16mm single adapter. The two adapters can be used alone or in combination. 3. After being installed, the shortest focusing distance of the lens can be reduced to achieve a partial macro effect. 4. Suitable for SONY FEE mount camera. 5. Built‑in gold‑plated electronic contacts, with excellent metering and autofocus functions. 6. Suitable for close‑up macro photography. Specification: Item type: Close‑up Adapter RingMaterial: Aluminum alloy + ABS plasticColor: blackWeight: Approx. 89g . Pac… | |
 | Feature: 1. Through the 2 inch 60mm eyepiece extension tube and for T2‑OM adapter ring set, the astronomical telescope can be used as for Olympus OM SLR camera lens to photograph astronomical sights such as star or nebulae 2. The effective working length of the extension tube is 60mm2.4in, which can magnify the screen to facilitate observation of more details. 3. Made of high‑quality aluminum alloy, strong and durable, the surface is painted to prevent oxidation and corrosion. 4. The inner wall is treated with extinction to avoid the influence of reflected light on imaging. 5. Suitable for Olympus OM SLR camera. Specification: Item type: Astronomical Telescope to Camera SetMaterial: aluminium allo… | |
 | Feature: 1. Through the 2 inch 60mm eyepiece extension tube and for T2‑PK adapter ring set, the astronomical telescope can be used as PK mount camera lens photograph astronomical scenes such as star or nebulae. 2. The effective working length of the extension tube is 60mm2.4in, which can magnify the screen to facilitate observation of more details. 3. Made of high‑quality aluminum alloy, strong and durable, the surface is painted to prevent oxidation and corrosion. 4. The inner wall is treated with extinction to avoid the influence of reflected light on imaging. 5. Suitable for Pentax PK port SLR cameras. Specification: Item type: Telescope to Camera AdapterMaterial: aluminium alloyColor: blac… | |
 | Feature: 1. Applicable Lenses: Lens collar tripod mount ring is suitable for Sigma 100‑400mm F5‑6.3 DG DN OS (EL Mount) Lens, for Sigma 105mm F1.4 DG HSM Art Lens, for FE Mount. 2. Quick Mount Plate: At the bottom of the lens ring is an 80mm quick mount plate with built in for Arca mount, 14 inch and 38 inch screw holes, compatible with tripod ball heads, panoramic ball heads, and fixtures. 3. Installing On A Tripod: The metal lens collar tripod mount ring is installed on a tripod, which can help you fix and balance your telephoto lens. 4. Aluminum Alloy Material: Lens collar tripod mount ring is made of aluminum alloy material, accuracy machined, lightweight, and easy to carry. 5. Anti Slip… | |
 | Feature: 1. COMPATIBILITY: This lens tripod mount ring is designed to fit for T70 180 F2.8 second generation lenses seamlessly, providing a secure base for your photography equipment. 2. VERSATILE BASE: Equipped with a 70mm quick release plate and built in Arca type dovetail groove, the lens mount can also accommodate 14 inch and 38 inch screw holes, ensuring compatibility with tripod ball heads, panoramic platforms, and clamps. 3. SECURE AND BALANCED: When mounted on a tripod, it helps stabilize and balance your lens. It features two safety stop screws on the bottom sides to avoid accidental equipment drop, providing you peace of mind during shoots. 4. LIGHTWEIGHT AND PORTABLE: The mount ring … | |
 | Feature: 1. Application: This adapter tube thread M42x0.75 is suitable for T2 mount lens of camera, and T2 adapter ring to mirrorless camera for Fujifilm. 2. Height Adjusting Valve: The height of eyepiece can be adjusted from 67mm to 80mm. Diameter regulating valve, the Diameter of eyepiece can be adjusted from 41.5mm to 44.5mm. 3. Hollow Design: This T2 adapter ring tube adopts hollow design, which does not affect the focusing wheel and the adjustment of the focusing hand wheel on both sides. 4. Scope of Use: This adapter tube is equipped with adapter ring, applicable for Fujifilm FX mirrorless camera, which is helpful for visual photography. 5. Aluminum Alloy: This photographic accessory is … | |
 | Feature: 1. Package Content: Macro adapter tube ring set consists of 10mm and 16mm rings and can be used alone or in combination for your need. 2. Powerful Functions: With electronic contact, then support auto focus, auto exposure, etc., after connecting adapter ring, the body and the lens have the same operation. 3. Fine Craft: Fine workmanship with high accuracy, wear resistant and durable, not damage the lens or camera. 4. Convenient: Able to compatible with the camera body TTL metering and AE mode, allowing you to use the adapter ring without changing operating ways. 5. Suitable Mount: Suitable for M43 mount camera body, like for Olympus E‑PM1, E‑PM2, E‑P1 cameras and other cameras. Speci… | |
 | Feature: 1. Different Length Extension Tube Ring: The extension tube ring set consists of 10mm 0.4in and 16mm 0.6in lengths of extension tube ring and can be used alone or in combination to obtain the desired magnification. 2. Equipped with Electronic Contact: Equipped with electronic contact to support auto focusing, auto exposure, etc. After extension tube ring set is connected, the camera body and lens can be linked. 3. Diverse Features: Fine workmanship, high accuracy, wear resistant, durable and will not damage the lens and camera. 4. Multiple Matching Methods: It can be used with TTL metering and AE mode of the camera body. 5. Manufacturing Material: Made of high quality plastic and alloy … | |
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