What Is a Telephoto Conversion Lens?

A telephoto conversion lens is an optical accessory designed to extend the focal length of a camera lens, allowing photographers to capture distant subjects with greater detail and clarity. These lenses are particularly useful for wildlife photography, sports events, and any situation where the subject is far away. By attaching a telephoto conversion lens to a standard lens, photographers can achieve a zoom effect without needing to invest in a dedicated telephoto lens, which can be significantly more expensive and bulkier. Telephoto conversion lenses come in various magnification factors, typically ranging from 1.4x to 2.0x. A 1.4x teleconverter, for example, will increase the effective focal length of the lens by 40 percent, while a 2.0x teleconverter will double it. This means that if you have a 100mm lens, using a 1.4x teleconverter will give you an effective focal length of 140mm, and a 2.0x teleconverter will provide an effective focal length of 200mm. While telephoto conversion lenses are convenient, they can also introduce some optical challenges. The addition of extra glass elements can lead to a decrease in image quality, including reduced sharpness and increased chromatic aberration. Additionally, using a teleconverter often results in a loss of light, which can affect the camera's autofocus performance and overall exposure settings. Therefore, it is essential for photographers to consider these factors when deciding whether to use a telephoto conversion lens.

Benefits of Using a Telephoto Conversion Lens

Using a telephoto conversion lens offers several advantages for photographers looking to enhance their shooting capabilities. One of the primary benefits is the ability to capture distant subjects without the need for a bulky and expensive telephoto lens. This makes telephoto conversion lenses an excellent option for photographers who want to travel light or those who may not have the budget for multiple lenses. Another significant benefit is the versatility that telephoto conversion lenses provide. They can be used with a variety of standard lenses, allowing photographers to adapt their existing gear for different shooting scenarios. This adaptability is particularly useful for wildlife photographers who may need to switch between different focal lengths depending on the situation. Telephoto conversion lenses also allow for creative photography techniques, such as isolating subjects from their backgrounds. By using a longer focal length, photographers can achieve a shallower depth of field, which helps to blur distracting elements in the background and draw attention to the subject. This effect can be particularly striking in portrait and nature photography. Moreover, telephoto conversion lenses can enhance the overall composition of an image. By allowing photographers to get closer to their subjects without physically moving, these lenses enable more dynamic framing and perspective. This can lead to more compelling images that capture the essence of the moment.

How to Choose the Right Telephoto Conversion Lens

Choosing the right telephoto conversion lens involves several considerations to ensure compatibility and optimal performance. First, it is essential to check the compatibility of the teleconverter with your existing lens. Not all telephoto conversion lenses work with every lens, so it is crucial to verify that the mount type and focal length are suitable. Another factor to consider is the magnification factor of the teleconverter. Depending on your photography needs, you may prefer a 1.4x teleconverter for a moderate increase in focal length or a 2.0x teleconverter for maximum reach. However, keep in mind that higher magnification factors can lead to more significant light loss and potential image quality degradation. Additionally, consider the aperture of your lens when selecting a telephoto conversion lens. A lens with a wider maximum aperture will generally perform better with a teleconverter, as it can help mitigate the loss of light. This is particularly important for maintaining autofocus performance and achieving optimal exposure settings. Lastly, read reviews and seek recommendations from fellow photographers to find a telephoto conversion lens that has a good reputation for image quality and durability. Investing in a well-reviewed product can make a significant difference in your photography experience.

Common Uses for Telephoto Conversion Lenses

Telephoto conversion lenses are widely used in various photography genres, making them a valuable tool for many photographers. One of the most common uses is in wildlife photography, where capturing animals from a distance is often necessary to avoid disturbing them. A telephoto conversion lens allows photographers to get close-up shots of wildlife without the need for a long, heavy lens. Sports photography is another area where telephoto conversion lenses shine. Photographers can capture fast-moving action from the sidelines or stands, ensuring they don’t miss critical moments during a game or event. The ability to zoom in on athletes and their expressions adds depth and emotion to sports images. Additionally, telephoto conversion lenses are popular in landscape photography, particularly for isolating specific elements within a scene. Photographers can use these lenses to focus on distant mountains, trees, or other features, creating a sense of depth and perspective in their compositions. Portrait photographers also benefit from telephoto conversion lenses, as they can create flattering images with a shallow depth of field. This effect helps to separate the subject from the background, resulting in more visually appealing portraits. In summary, telephoto conversion lenses are versatile tools that can enhance a photographer's capabilities across various genres. By understanding their benefits, how to choose the right one, and their common uses, photographers can make informed decisions that elevate their work.

about telephoto conversion lens

Technological Innovation
Reliable Supply Chains
Substantial Manufacturing Capabilities

telephoto conversion lens10+ factories verified

Shenzhen Ikeemi Technology Co., Ltd.

4.0

Main Products:

Phone Accessory, Phone Case, Phone Holder, Screen Protector, iPhone Case, Samsung Case, LG Case, Apple Watch Stand, Promotion Gift, Drawing and Pattern Customized Phone Case

Country/Region:

Guangdong, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Shenzhen Ikeemi Technology Co., Ltd was founded in 2010, covering an area of more than

Send Inquiry

Universal Clip Lens for Mobile Phone, Fisheye Lens for iPhone, Camera Lens for iPhone 5 5s

US$0.70-0.86

50 Pieces(MOQ)

1/4

China Star Optics Technology Co., Ltd.

21 yrs

Main Products:

Optics Lens, Optical Prism, Customed Optica Ball Lens, Aspherical Lens

Country/Region:

Jilin, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

China star optics Technology Co., Ltd. is a first-class technical company, which specialized in providing optical products, base in the famous optical base in ChangChun City, JiLin Province. We focus on the research and development of optical components, as well as manufacturing and selling them with low price. The products used in industrial, medical, scientific and other fields.

Send Inquiry

Optical Wide Angle 105mm Camera Lens

US$1.00

10 Pieces(MOQ)

Optical Fish Eye Lens Customized Camera Lens

Negotiable

10 Pieces(MOQ)

Optical Fish Eye Lens Customized Used for Camera

Negotiable

10 Pieces(MOQ)

Optical Glass Fish Eye Lens Customized Camera Lens

Negotiable

10 Pieces(MOQ)

1/4

Good Seller Co., Ltd.

3.9

Main Products:

Tents, BBQ Grill, Luggage, Kids Toy, Fitness Equpments, Cookware, Kitchen Utensils and Gadgets, Yoga Mat, Bathroom Rugs, Pets Items

Country/Region:

Zhejiang, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Our company supplies different kinds of products. High quality and favorable price. We're pleased to get your Inquiry and we will come back to as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.

Send Inquiry

35mm F2 Auto Prime Lens for Can1on Ef Full Frame SLR Camera

US$82.07-82.13

100 Pieces(MOQ)

1/4

Shenzhen Mission Photographic Equipment Co., Ltd.

Country/Region:

Guangdong, China

Company Profile:

Shenzhen Mission Photographic Equipment Co., Ltd. is a photographic equipment manufacturer and distributor based in Shenzhen, China supplying a wide range of high quality, affordable camera equipment and accessories to worldwide markets. As well as our Shenzhen factory we have offices in Hong Kong, an agent inGermany and we work closely with the UK Company, Partners-in-Enterprise acting as their agent in China.

Send Inquiry

Pmission Conversion Lens of 0.3X 37mm Fisheye Lens

Negotiable

10 Pieces(MOQ)

Changchun Deshuang Import and Export Corporation

Country/Region:

Jilin, China

Company Profile:

We're Changchun Deshuang Import and Export Corporation. Our company located in the optical base of China, Changchun City, Jilin Province an ISO Cetified company. On one hand our company specializes in manufacturing a wide range of optical components like Spherical Lens, Cylindrical Lens, CCD lens, prism, filter, mirror, window, etc. We can also provide you with the fabrication and assembly of the mechanical part. On the other hand CCDS is the agency of Ion Beam Milling Inc., in CHINA, serves the microelectronic and microwave community in creating ultra high density micro-machined devices.

Send Inquiry

CCD Lens

Negotiable

Costar Group

Country/Region:

Henan, China

Company Profile:

Founded in 1968, our group has been in a leading position among optical product manufactures in mainland China. Our products include binoculars, microscopes, night-vision scopes, spotting scopes, telescopes, optical components, cds photosensitive cells, etc.

Send Inquiry

52mm 2x Professional Telephoto Conversion Lens (CSCL52020A)

Negotiable

Bible Opteq Beijing Co., Ltd.

Country/Region:

Beijing, China

Company Profile:

Bible Opteq is of 40 years' experience, and offer you optical lens solution, metal parts solution, assembly solution. Most of our products are precision opto-mechanics for lens units, camera, projectors, Binoculars, and also other precision equipment. Our technological capabilities include growth of precision lens polishing, precision metal parts machining by various polishing, high precision centering, cutting.

Send Inquiry

Fixed Lens With Focus 25mm

Negotiable

China Star Optics Technology Co., Ltd.

Country/Region:

Jilin, China

Company Profile:

China Star Optics Technology Co., Ltd., is a first-class technical company and specialized in providing optical products, which is base in the famous optical base in ChangChun City, JiLin Province. We focus on the research and development of optical components, as well as manufacturing and selling them with low price. Products used in industrial, medical, scientific and other fields.

Send Inquiry

37mm 2.0X Telephoto Conversion Lens Used on Camera

US$1.00-20.00

Hebei Flyir Technology Co., Ltd

7 yrs

·Manufacturer/Factory & Trading Company

Main Products:

Counter-UAS photoelectric reconnaissance and monitoring equipment、VOCs gas leak detection infrared thermal imager、 visible + Thermal imaging pod、Remote dual spectrum electro-optical turntable PTZ

Country/Region:

Hebei, China

R&D Capacity:

OEM/ODM Service

Company Profile:

Hebei Tianyi Infrared Technology Co., Ltd. Was established on December 11, 2019, with a total investment of 150 million yuan. Hebei Province's key enterprise is an advanced optoelectronic system research and production base with the production of high-performance refrigeration focal plane infrared detectors as its core. The product is mainly used in military equipment, aerospace, shipbuilding, high-end security, environmental law enforcement, emergency management, petroleum and petrochemical, forest fire prevention, safety production monitoring and other fields.

Send Inquiry

Remote Dual-Spectral Photoelectric Reconnaissance Turntable

US$50,000.00-100,000.00

1 Set(MOQ)

Professional Dual-Band Infrared Thermal Camera with Remote Control

US$50,000.00-100,000.00

1 Set(MOQ)

Versatile Infrared Thermal Imager with Dual-Band Remote Features

US$50,000.00-100,000.00

1 Set(MOQ)

High-Performance Thermal Camera: Cooled Detector and 640X512 Pixels

US$50,000.00-100,000.00

1 Set(MOQ)

1/4

Changzhou Shengshijia Electronic Co., Ltd.

5.0

Main Products:

TV Wall Socket Outlet, TV Splitter/Satellite Finder/Multi-Switch, Vehicle PTZ Camera, Long Range Laser/Thermal PTZ Camera, High Speed Dome CCTV Camera, 5K Waterproof Action Camera, Horizontal/Vertical Axis Wind Turbine, Permanent Magnet Generator, Hand Crank Power Generator, Warning Multi-Function Shoulder Light

Country/Region:

Jiangsu, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Changzhou Shengshijia Electronic Co., Ltd is located in the south of Changzhou city, it has very convienent transportation not only by air or by sea. It is only need one hour to Shanghai by train.

Send Inquiry

2500m Night Vision 4K 8.0MP Long Range Laser PTZ CCTV Camera

US$2,980.00-3,280.00

1 Piece(MOQ)

3-5km Long Range Outdoor Zoom Thermal PTZ CCTV Camera

US$3,000.00-5,000.00

1 Piece(MOQ)

Vehicle 2000m Night Vision 8.0MP 6-300mm Lens 50X Zoom IP Camera

US$3,000.00-4,000.00

1 Piece(MOQ)

2000m Long Range 50X Optical Zoom 8MP Laser PTZ IP Camera

US$3,000.00-4,000.00

1 Piece(MOQ)

1/4

Jinan Hope Wish Photoelectronic Technology Co., Ltd.

Main Products:

Thermal Camera, Long Range Night Vision Camera, Laser Camera, IR Camera, Handheld Thermal Camera, Surveillance Camera, Monocular Night Vision Camera, Binocular Night Vision Camera, Visible Light Camera

Country/Region:

Shandong, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Jinan Hope Wish Photoelectronic Technology Co., Ltd. is located at the national high-tech industry base---Jinan Science Park. With independent core technology of thermal imaging and laser imaging, we are specialized at manufacture night vision camera&system solution. The company devote to night vision field and related technology to supply better products&service to customer worldwide.

Send Inquiry

HD Laser Camera for 800m Detect in Security Field with IP Camera

Negotiable

1 Set(MOQ)

Vehicle Mounted Thermal Camera Auto Tracking PTZ Camera

US$7,000.00-8,000.00

1 Piece(MOQ)

Vehicle Mounted Night Vision Camera (BRC1920)

Negotiable

1 Piece(MOQ)

Vehicle Mounted IR PTZ Detect 400-500m Security Scanner Laser Camera

US$5,000.00-7,000.00

1 Set(MOQ)

1/4

Shandong Sheenrun Optics & Electronics Co., Ltd.

23 yrs ·5.0

·Manufacturer/Factory & Trading Company

Main Products:

CCTV Camera, Long Range Camera, Laser Night Vision Camera, Thermal Imaging Camera, Thermal Camera, Laser Camera, Night Vision Camera, Long Range Thermal Camera, PTZ Camera, IR Camera

Country/Region:

Shandong, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Sheenrun Optics & Electronics company is a high technique enterprise with focus on optics and information technology, which specializing in the area of laser night vision and infrared thermal image camera in China.

Send Inquiry

Factory Price Long Range HD IP CCTV Night Vision Day Vision Laser Camera

US$10,000.00-20,000.00

1 Piece(MOQ)

Multi Sensor PTZ Night Vision Thermal Imaging Security Camera

US$25,000.00-30,000.00

1 Piece(MOQ)

Border Security 3-13km Long Range Monitoring Day-Night Vision Thermal Camera

US$25,000.00-30,000.00

1 Piece(MOQ)

36X Optical Zoom 1.5km Night Vision Surveillance Farm CCTV Security Small Ai PTZ Camera

US$10,000.00-50,000.00

8 Pieces(MOQ)

1/4

Dongguan Yubiao Hardware Co., Ltd.

15 yrs ·5.0

·Manufacturer/Factory & Trading Company

Main Products:

Stamping Part, Spring, CNC Milling Part, CNC Turning Part, Auto Lathe Part, Fastener

Country/Region:

Guangdong, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Dongguan Yu Biao Hardware Co., Ltd founded in 2003, mainly engaged in custom metal hardware design and manufacturing.

Send Inquiry

Dongguan Yubiao Hardware Aluminum CNC Machining Part Custom Digital Camera Conversion Screw Adapter Accessories Camera Photographic Equipment

US$0.50-1.00

500 Pieces(MOQ)

CNC Machining Machined Part Universal 360 Degree Swivel Rotating Aluminium Mini Tripod Mount Adapter Head Pivot Connector Camera Accessories

US$0.50-2.00

500 Pieces(MOQ)

Universal 360 Degree Swivel Rotating Aluminium Camera Adapter Accessory Assembly CNC Machining Parts Custom Camera Accessories

US$0.50-1.00

500 Pieces(MOQ)

1/4

Hangzhou Huanyu Vision Technology Co., Ltd.

7 yrs ·4.5

·Manufacturer/Factory & Trading Company

Main Products:

Zoom Camera Mdule, CCTV Camera,PTZ Camera

Country/Region:

Zhejiang, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Hangzhou Huanyu Vision Technology Co., Ltd., established in July, 2019, with two-year rapid development, has already been an industry leading zoom camera module provider in China, and acquired the Certification of National High-tech Enterprise in early 2021. Huanyu Vision owns a professional technical support team and sales team with over 30 staff to ensure quick responses and create value to the needs of our partners. The core R& D employees come from top international well-known enterprises in the industry, with an average experience of more than 10 years.

Send Inquiry