Best m42 mount lenses Reviews

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Best m42 mount lenses most Professional and Perfect for Photography, also known as the Pentax screw mount, is a popular lens mount used in various camera systems, primarily in the film era. While autofocus lenses are not available for this mount, there are many excellent manual focus lenses that can be adapted to modern digital cameras.

How to choose Best m42 mount lenses?

When choosing the best M42 mount lenses, there are several factors to consider. And need to know some vital Factor:

  1. Understand Your Needs: Determine your specific photographic needs and preferences. Are you looking for a lens for portraits, landscapes, macro photography, or something else? Consider the focal length and aperture requirements based on your intended usage.
  2. Research Lens Brands: M42 mount lenses were manufactured by various brands, including Carl Zeiss, Pentacon, Helios, Industar, Takumar, and more. Research the reputation and quality of lenses produced by different manufacturers to narrow down your options.
  3. Consider Lens Characteristics: Pay attention to factors like sharpness, contrast, color rendition, and bokeh (the quality of out-of-focus areas). Read reviews, sample images, and lens comparisons to get an idea of the optical performance of different lenses.
  4. Assess Build Quality: M42 mount lenses come in a range of build qualities. Some are made of metal and have robust construction, while others may be more lightweight or feature plastic components. Consider your preferences for durability and feel.
  5. Evaluate Lens Compatibility: Check the compatibility of the lens with your camera system. M42 mount lenses can be adapted to modern camera bodies using adapters, but it’s essential to ensure compatibility and check for any limitations or loss of functionality when using an adapter.

Lenses Budget:

  1. Price and Budget: Set a budget for your lens purchase. M42 mount lenses are available at various price points, from affordable vintage options to rare and expensive collectibles. Consider the value for money and how the lens fits within your budget.
  2. Try Before Buying: If possible, try the lens before making a purchase. Test its focusing speed, image quality, and overall performance. If you can’t try the lens in person, read user reviews and watch sample images and videos to gather more information.
  3. Consider Lens Accessories: Check the availability of lens accessories such as lens hoods, filters, and caps. These can be essential for protecting the lens and enhancing your photography.
  4. Seek Recommendations: Ask for recommendations from fellow photographers, online forums, or photography communities. These platform discuss and gives solutions expertly.
  5. Make a Decision: Once you have considered all the factors mentioned above, make a final decision based on your research, budget, and personal preferences.

Top 10 Best m42 mount lenses

Best m42 mount Lenses Comparison Table At a Glance!

Helios 44M-4 58mm F2 Russian



Sony - FE 50mm F1.8 Standard Lens


29% $248.00

Canon EF 50mm



Fotodiox Pro Lens Mount Adapter



Fotodiox Lens Mount Adapter Compatible



HELIOS 44m-6 2/58 Russian USSR Lens



Pentax D FA 28-105mm 


20% $399.95

Tamron 50-400mm



Sony 35mm F2.8 Sonnar



Nikon AF-S FX NIKKOR 50mm



Fotodiox Lens Mount Adapter

Expertise definition, and high quality focus!

High-Quality Construction: This Lenses Made with precision-crafted components and durable materials, the Fotodiox Lens Mount Adapter is built to last. It provides a secure and tight fit for your lens and camera, ensuring reliable performance every time when you use it.

Cost-Effective Solution: Instead of buying expensive new lenses or upgrading your camera system, the Fotodiox Lens Mount Adapter offers an affordable alternative. You can save money while still enjoying the benefits of using different lenses on your camera body.

Best Lenes

Easy to Use: The Fotodiox Lens Mount Adapter is designed for simple and straightforward installation. Just attach it to the lens and then mount it onto the camera body – there are no complicated instructions or tools required.

Versatile Compatibility: With a wide range of lens mount adapters available, the Fotodiox brand offers compatibility with many popular cameras including Canon, Nikon, Sony and more! This versatility means that you can easily switch between cameras without needing to purchase multiple adapters.


1. Allows for the use of non-compatible lenses on a different camera body.
2. Can save money by using older or less expensive lenses with a new camera body.
3. Solid construction and precision fit ensures that lens is secure and stable when attached.
4. Easy to install and remove from both the lens and camera body.
5. Wide range of compatibility with many different types of cameras and lenses.


1. May result in loss of autofocus functionality on certain lenses.
2. Can cause vignetting or other image distortions if not designed properly for specific lens/camera combinations.
3. Adds extra weight and bulk to the camera/lens setup, which may be inconvenient for some users.
4. May require additional manual adjustments to achieve proper focus and exposure settings.
5. Quality can vary depending on the specific adapter model, which may affect overall performance and image quality.

Fotodiox Pro Lens Mount Adapter – M42

Expertise definition, and main Product focus! 

Preserve Your Investment: Pro Lens with this adapter, you can continue using the high-quality M42 lenses that you’ve invested in over the years, rather than having to purchase new lenses for your modern camera.

Enjoy Enhanced Flexibility: By using the Fotodiox Pro Lens Mount Adapter – M42, you’ll be able to take advantage of the unique character and aesthetics of vintage lenses while still retaining full control over exposure settings and focusing.

Save Money and Space: Rather than purchasing a dedicated lens set for every camera system you own, use this adapter to bring your existing M42 lenses into the digital age, saving money and valuable storage space.

Best Lenes

Achieve Stunning Results: Whether you’re shooting portraits or landscapes, macro or street photography, the Fotodiox Pro Lens Mount Adapter – M42 makes it easy to achieve stunning results thanks to its precise construction and durable materials.


1. The Fotodiox Pro Lens Mount Adapter – M42 allows for the use of M42 lenses on a variety of camera bodies, expanding the range of compatible lenses.
2. This adapter is made of durable materials and has a solid construction, ensuring that it will last for years.
3. The adapter has a precise fit that ensures no light leaks between the lens and camera body, resulting in sharper images.
4. It is easy to install and remove from the camera body, making it convenient to swap between different lenses.
5. This adapter is affordable compared to purchasing new lenses with similar capabilities.


1. Using this adapter may result in some loss of image quality due to potential misalignment or distance inconsistencies between the lens and sensor.
2. There may be compatibility issues with certain camera models or specific M42 lenses, which could limit its usefulness for some photographers.
3. The use of manual focus with these legacy lenses can be challenging for some users who are accustomed to autofocus systems in modern cameras.
4. Some users have reported difficulty attaching or removing the adapter from their camera bodies due to tight tolerances or awkward placement of locking mechanisms on certain models.

HELIOS 44m-6 2/58 Russian USSR Lens M42

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Versatile Compatibility: This lens features an M42 screw mount with a Canon EOS EF mount adapter, making it compatible with a wide range of Canon cameras including the 100, 70, 80, 6D, 7D, and 5D Mark series.

Smooth Manual Focus: The focus ring on this lens is smooth and easy to adjust, allowing you to achieve precise focus every time.

Beautiful Bokeh: With its fast maximum aperture of f/2.0, the HELIOS 44m-6 produces stunning bokeh effects that are sure to enhance your images.

42m Lenes

Affordable Option: Despite its exceptional performance and build quality, this lens is affordably priced compared to many other high-end lenses on the market, making it a great choice for photographers on a budget.


1. Bokeh effect: The HELIOS 44m-6 lens produces a unique circular bokeh effect, providing a creative edge to photographs.
2. Manual focus: Being a manual focus lens, it offers greater control over the image’s sharpness and depth of field.
3. Affordable price: Compared to other lenses with similar features, the HELIOS 44m-6 is relatively affordable, making it an excellent option for budget-conscious photographers.
4. Compatibility: It can be used with various camera mounts through adapters, including Canon EOS EF Mount.
5. Build quality: Made in the USSR during the Soviet era, this lens has a sturdy build quality that can withstand heavy use.


1. Limited aperture range: The maximum aperture of f/2 doesn’t allow for much flexibility in low light situations.
2. Soft edges: The edges of images may appear softer due to the lens’s design and construction.
3. Heavy weight: Weighing around 250g, it can add some heft to your camera setup if portability is a concern.
4. No autofocus: As with all manual focus lenses, autofocus or any kind of automatic focusing is not available on this model.
5. Lens flare issues:

Helios 44M-4 58mm F2 Russian Lens

Expertise though, and main Product focus!

Smooth Bokeh: Helios 44m with its fast f/2 aperture and distinctive swirl bokeh effect, the Helios 44M-4 is perfect for creating beautiful background blur that really makes your subject stand out. You’ll love the way it renders light and creates a dreamy atmosphere in your photos.

Versatile Mounting Options: Designed with an M42 mount, this lens can be used on a variety of different camera systems with the appropriate adapter. This makes it a great choice for photographers who like to experiment with different gear and who want more flexibility in their shooting.

Best Lenes

Affordable Price Point: Despite its impressive performance and unique features, the Helios 44M-4 is priced very affordably compared to other lenses in its class. This makes it an excellent value for both amateur and professional photographers alike.

Solid Build Quality: Made from durable materials and featuring smooth focusing rings and aperture controls, the Helios 44M-4 is built to last. It’s rugged enough to handle tough shooting conditions but still lightweight enough to carry around all day without issue.


1. The Helios 44M-4 58mm F2 Russian Lens M42 Mount is a fast lens, capable of producing sharp images with a shallow depth of field.
2. It has a unique bokeh effect, which is highly sought after by many photographers.
3. The lens is relatively inexpensive and widely available on the secondhand market.
4. It has a sturdy build quality, with an all-metal construction that can withstand frequent use.
5. This lens is compatible with a wide range of cameras using an M42 mount.


1. The manual focus can be difficult to master for beginners or those used to autofocus lenses.
2. The lens lacks modern coatings and may produce flares or ghosting in certain lighting conditions.
3. It does not have electronic contacts to communicate with the camera, so aperture control must be done manually.
4. Some users report quality control issues, such as misalignment or hazy optics in certain copies of the lens.
5. This lens may not be suitable for capturing fast-moving subjects due to its manual focus and slower maximum aperture compared to other lenses on the market today.

Tamron 150-500mm Lens

Expertise describes, and main Product focus!

Enjoy Smooth and Silent Autofocus: With the Tamron 150-500mm lens, you can enjoy fast and accurate autofocus that is both smooth and silent. The VXD motor provides ultra-quiet operation, which is perfect for shooting in quiet environments or when you don’t want to disturb your subject.

Image Stabilization for Sharper Shots: This lens features Tamron’s VC image stabilization technology, which helps minimize camera shake and delivers sharper images even in low light conditions. Whether you’re shooting handheld or using a tripod, this feature ensures your shots are crisp and clear.

Best focus Lenes

Built for Full Frame Sony Mirrorless Cameras: The Tamron 150-500mm f5-6.7 Di III VC VXD Lens is specifically designed for full-frame Sony mirrorless cameras, ensuring perfect compatibility and seamless integration with your camera system. This means you can shoot with confidence knowing that your lens will work flawlessly every time.

Lightweight and Easy to Carry: Despite its impressive zoom range, the Tamron 150-500mm lens is surprisingly lightweight and easy to carry around on your travels. Weighing just over two pounds, this compact lens won’t weigh down your camera bag or cause fatigue when shooting for extended periods of time.


1. The Tamron 150-500mm f 5-6.7 Di III VC VXD Lens is ideal for wildlife photography and long-distance subjects.
2. It contains a high-quality optical design, with five low-dispersion glass elements to reduce chromatic aberrations.
3. The lens has a built-in vibration compensation system (VC) which reduces camera shake and provides clearer images even in low light conditions.
4. It features an ultra-fast and precise VXD autofocus motor that enables silent operation, making it perfect for video recording.
5. The lens is weather-sealed, making it suitable for outdoor photography.


1. At its widest aperture of f/5-6.7, the Tamron 150-500mm f 5-6.7 Di III VC VXD Lens can be quite dark compared to other lenses in this category, resulting in slower shutter speeds and higher ISOs needed for proper exposure.
2. The lens is quite heavy at 1.8kg (4lbs), which can make it difficult to handhold without a tripod or monopod support.
3. Some users have reported issues with autofocus accuracy or speed when shooting fast-moving subjects like birds in flight.

Pentax D FA 28-105mm F3.5-5.6ED DC WR HD Lens

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Exceptional Image Quality: This lens features high-grade optics, including extra-low dispersion glass elements that minimize chromatic aberrations and deliver sharp, clear images with rich colors.

Weather Resistant Design: With its durable construction and weather-resistant seals, this lens is built to withstand the rigors of outdoor photography in any season or climate.

Smooth Autofocus Performance: The advanced autofocus system of this lens provides fast and accurate focusing even in low light conditions, ensuring that you never miss the perfect shot.

Best m42 mount lenses

Lightweight and Compact: Despite its impressive performance capabilities, this lens is remarkably compact and lightweight, making it easy to carry with you on all your photographic adventures without weighing you down.


1. Versatile focal length range for everyday shooting.
2. Weather-resistant construction for outdoor photography.
3. High-quality optical elements produce sharp and clear images.
4. Lightweight and compact design make it easy to carry around.
5. Compatible with full-frame Pentax DSLRs.


1. Limited maximum aperture may not be suitable for low-light situations.
2. Autofocus can be slow and noisy in certain conditions.
3. No image stabilization system, which could lead to camera shake at slower shutter speeds.
4. Build quality may not feel as robust as other professional-grade lenses.
5. Price point may be a bit steep compared to competitors offering similar features and performance levels.

Canon EF 50mm f/1.8 STM Lens

Expertise user definition, and main Product focus!

Versatile Shooting: This lens is perfect for shooting portraits, landscapes, and street photography, making it an ideal choice for both beginner and professional photographers.

Smooth and Quiet Autofocus: With its Stepping Motor (STM) technology, this lens provides fast and accurate autofocus that is virtually silent – great for capturing candid moments.

Best m42 Lenes

Compact and Lightweight Design: Weighing just 160g, the Canon EF 50mm f 1.8 STM Lens is easy to carry around and won’t weigh you down on long shoots.

Affordable Price: Priced at a very reasonable rate, this lens offers great value for money without compromising on quality or performance, making it a must-have in any photographer’s kit bag.


1. Affordable price point for a high-quality lens.
2. Compact and lightweight design makes it easy to carry around.
3. Wide aperture of f/1.8 allows for excellent low light performance and shallow depth of field.
4. STM motor ensures smooth and quiet autofocus during video recording.
5. Sharpness and image quality are impressive, especially considering the price.


1. Lacks image stabilization, which can make handheld shooting difficult in certain situations.
2. The build quality is not as robust as higher-end lenses, which may make it less durable in the long run.
3. Bokeh can appear harsh or “nervous” in certain circumstances compared to more expensive lenses.
4. Some users report issues with focusing accuracy when using wide apertures or shooting at close distances.
5. Limited focal length can be restrictive for some types of photography, such as landscapes or wildlife.

Sony – FE 50mm F1.8 Standard Lens 

Expertise and manually definition, and main Product focus!

Ideal for Portrait Photography: This lens is perfect for capturing portraits, providing a natural perspective that flatters your subjects and allows you to achieve beautiful background blur.

Fast and Accurate Autofocus: Featuring a fast and responsive autofocus system, this lens ensures quick and accurate focusing even in low light conditions, making it ideal for shooting in a variety of settings.

mount lenses

Lightweight and Compact Design: Weighing just 6.6 ounces, the Sony FE 50mm F1.8 Standard Lens is lightweight and easy to carry around, making it an excellent choice for travel photography or everyday use.

Versatile Compatibility: Designed to work seamlessly with Sony’s full-frame E-mount cameras, this lens is also compatible with APS-C sensor cameras, giving you even more flexibility when it comes to your photography needs.


1. The lens has a wide aperture of f/1.8, which allows for great low-light performance and shallow depth of field.
2. It is lightweight and compact, making it easy to carry around.
3. The autofocus is fast and accurate.
4. The lens produces sharp images with good contrast and color rendition.
5. It is relatively affordable for a full-frame Sony lens.


1. The build quality feels somewhat cheap compared to other Sony lenses.
2. There is noticeable distortion at the edges of the frame, particularly when shooting closer than 1 meter from the subject.
3. The bokeh can be distracting or busy in some situations due to the seven-blade aperture design.
4. There is no image stabilization built into the lens, so handheld shots may not be as stable as with other Sony lenses that have IS.
5. Some users have reported issues with chromatic aberration in high-contrast situations, although this may be mitigated through post-processing or stopping down the aperture slightly.

Nikon AF-S FX NIKKOR 50mm f/1.8G Lens

Manually with expertise definition, and main Product focus!

Fast and Silent Autofocus: With the built-in autofocus motor, this lens can focus quickly and quietly, enabling you to capture fast-moving subjects with ease.

Versatile Focal Length: The 50mm focal length is considered a ‘standard’ lens, meaning it’s suitable for a wide range of genres such as landscapes, portraits, street photography and more.

Best m42 mount lenses

Lightweight and Portable Design: Weighing only 185g, this lens is incredibly lightweight and compact making it easy to carry around for extended periods while still capturing outstanding quality images.

Wide Aperture Range: With an aperture range of f/1.8 to f/16, this lens offers excellent control over depth-of-field which makes it ideal for creating beautiful bokeh effects or shooting in low light conditions without use to flash.


1. The lens has a wide aperture of f/1.8, which allows for better low-light performance and creates a shallow depth of field.
2. It has excellent image quality with sharp details and vibrant colors.
3. Its compact size makes it easy to carry around and use on-the-go.
4. The autofocus is quick and accurate, making it ideal for fast-moving subjects.
5. It is compatible with Nikon FX-format DSLR cameras.


1. The fixed focal length may limit creativity in certain situations where zooming in or out is necessary.
2. It lacks image stabilization, which can result in blurry photos if the camera is not held steady enough during shooting.
3. The lens hood must be purchased separately.
4. There may be some distortion or vignetting at wider apertures, but this can often be corrected in post-processing software.
5. The focus ring rotates during autofocus, which can be annoying for manual focus users who prefer a stationary focus ring.

Sony 35mm F2.8 Sonnar Lens

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Versatile Shooting Options: This lens is ideal for a wide range of photography styles, including portraits, landscapes, and street photography. Its fast autofocus system ensures that you never miss a shot.

Compact and Lightweight Design: Weighing just 120g and measuring only 36mm in length, this lens is incredibly portable and easy to carry around, making it perfect for travel or outdoor shoots.

Durable Build Quality: Made from high-quality materials and featuring a dust- and moisture-resistant design, this lens can withstand the rigors of professional use while maintaining its excellent performance.

Compatible with Full-Frame Cameras: Designed specifically for Sony full-frame cameras, this lens provides outstanding compatibility with a wide range of Sony cameras, ensuring you get the best possible results every time you shoot.


1. The Sony 35mm F2.8 Sonnar T FE ZA lens is compact and lightweight, making it easy to carry around.
2. Its wide aperture of f/2.8 allows for excellent low-light performance and shallow depth of field.
3. The lens produces sharp and vibrant images with great contrast.
4. It has a smooth and precise autofocus system, which makes it ideal for capturing fast-moving subjects.
5. Its full-frame coverage means that it’s compatible with Sony’s full-frame cameras.


1. The lens is relatively expensive compared to other 35mm prime lenses on the market.
2. Some photographers may find the maximum aperture of f/2.8 limiting in certain situations where more light is required.
3. There is no image stabilization built into the lens, which can be a drawback when shooting handheld in low-light conditions.
4. The focus ring is quite narrow, which could make manual focusing challenging for some users.
5. Some users have reported issues with chromatic aberration (color fringing) when shooting with this lens under certain lighting conditions or at specific apertures

Expertise Recommendation:

I’m sure that, If you read this content very carefully, Must can you find your best products. Otherwise budget depend on quality and performance, Best m42 mount lenses make to best photography experience, in any where and any moment.

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