Category Review: Lens Mount Adapters for Mirrorless Cameras Lens mount adapters are an essential accessory for photographers who want to use lenses from different camera systems on their mirrorless cameras. These adapters allow you to attach lenses that were designed for a specific camera system, such as Canon EF or Nikon F-mount lenses, onto your Fuji X-mount mirrorless camera body. In this review, we will take a closer look at some of the best lens mount adapters available on the market and discuss their features, benefits, and drawbacks. 1. Viltrox EF-FX2 Auto-Focus 0.71x Speed-Booster for Canon EF Lens to Fuji X-Mount Mirrorless Cameras The Viltrox EF-FX2 Auto-Focus 0.71x Speed-Booster is a popular lens mount adapter that allows you to use Canon EF lenses on your Fuji X-mount mirrorless camera body. This adapter features an advanced autofocus system that ensures accurate and fast focusing, even in low light conditions. Additionally, the Speed-Booster feature of this adapter increases the effective focal length of your lens by a factor of 0.71x, which allows you to achieve wider apertures and shallower depths of field. One of the main benefits of using this adapter is that it allows you to take advantage of the wide range of Canon EF lenses available on the market. This includes popular telephoto lenses such as the 70-300mm f/2.8L IS USM and the 100mm f/2.8 Macro IS USM, which are not currently available for Fuji X-mount cameras. However, there are some drawbacks to using this adapter. Firstly, it is relatively expensive compared to other lens mount adapters on the market. Additionally, because of the Speed-Booster feature, your lenses will have a reduced maximum aperture when used with this adapter. This can be an issue for low light photography or when you need to achieve shallow depths of field. 2. Beschoi Lens Mount Adapter for Nikon F Mount Nikkor G-Type D/SLR Lens to Fujifilm FX Mount X-Series Camera Body The Beschoi Lens Mount Adapter is another popular lens mount adapter that allows you to use Nikon F-mount lenses on your Fuji X-mount mirrorless camera body. This adapter features a robust and durable design, making it ideal for heavy usage. Additionally, the adapter supports both manual focus and autofocus modes, allowing you to choose the focusing method that best suits your needs. One of the main benefits of using this adapter is its compatibility with a wide range of Nikon F-mount lenses, including popular telephoto lenses such as the 70-300mm f/4G ED VR and the 120-500mm f/6.3 G ED VR. This allows you to take advantage of the high quality and performance of Nikon F-mount lenses on your Fuji X-mount camera body. However, there are some drawbacks to using this adapter. Firstly, it is relatively expensive compared to other lens mount adapters on the market. Additionally, because of the reduced maximum aperture when used with this adapter, your lenses will have limited low light performance and shallower depths of field. 3. Viltrox EF-M2 Auto Focus Lens Mount Adapter 0.71X for Canon EOS EF Lens to Micro Four Thirds (MTF, M4/3) Camera The Viltrox EF-M2 Auto Focus Lens Mount Adapter is a lens mount adapter that allows you to use Canon EF lenses on your micro four thirds camera body. This adapter features an advanced autofocus system that ensures accurate and fast focusing, even in low light conditions. Additionally, the Speed-Booster feature of this adapter increases the effective focal length of your lens by a factor of 0.71x, which allows you to achieve wider apertures and shallower depths of field. One of the main benefits of using this adapter is that it allows you to take advantage of the wide range of Canon EF lenses available on the market. This includes popular telephoto lenses such as the 70-300mm f/2.8L IS USM and the 100mm f/2.8 Macro IS USM, which are not currently available for micro four thirds cameras. However, there are some drawbacks to using this adapter. Firstly, it is relatively expensive compared to other lens mount adapters on the market. Additionally, because of the Speed-Booster feature, your lenses will have a reduced maximum aperture when used with this adapter. This can be an issue for low light photography or when you need to achieve shallow depths of field. 4. Beschoi Lens Mount Adapter for Minolta Rokkor MD/MC SLR Lens to Fujifilm FX Mount X-Series Camera Body The Beschoi Lens Mount Adapter is a lens mount adapter that allows you to use Minolta Rokkor MD/MC SLR lenses on your Fuji X-mount mirrorless camera body. This adapter features a robust and durable design, making it ideal for heavy usage. Additionally, the adapter supports both manual focus and autofocus modes, allowing you to choose the focusing method that best suits your needs. One of the main benefits of using this adapter is its compatibility with a wide range of Minolta Rokkor MD/MC SLR lenses, including popular telephoto lenses such as the 70-300mm f/4G ED VR and the 120-500mm f/6.3 G ED VR. This allows you to take advantage of the high quality and performance of Minolta Rokkor MD/MC SLR lenses on your Fuji X-mount camera body. However, there are some drawbacks to using this adapter. Firstly, it is relatively expensive compared to other lens mount adapters on the market. Additionally, because of the reduced maximum aperture when used with this adapter, your lenses will have limited low light performance and shallower depths of field. 5. Filter Ring Adapter The Filter Ring Adapter is a simple yet useful accessory that allows you to attach filters directly onto your lens mount adapter. This adapter features a universal design that fits onto most lens mount adapters, making it ideal for photographers who want to use multiple filters on their camera body. Additionally, the adapter supports both manual focus and autofocus modes, allowing you to choose the focusing method that best suits your needs. One of the main benefits of using this adapter is its versatility. This adapter allows you to attach a wide range of filters directly onto your lens mount adapter, including polarizing filters, neutral density filters, and UV filters. This can be particularly useful for landscape photography or when shooting in bright outdoor conditions. However, there are some drawbacks to using this adapter. Firstly, it is relatively expensive compared to other lens mount adapters on the market. Additionally, because of the reduced maximum aperture when used with this adapter, your lenses will have limited low light performance and shallower depths of field. 6. Gobe Lens Mount Adapter: Compatible with M42 Screw Lens and Fujifilm X Camera Body The Gobe Lens Mount Adapter is a lens mount adapter that allows you to use M42 screw lenses on your Fuji X-mount mirrorless camera body. This adapter features a robust and durable design, making it ideal for heavy usage. Additionally, the adapter supports both manual focus and autofocus modes, allowing you to choose the focusing method that best suits your needs. One of the main benefits of using this adapter is its compatibility with a wide range of M42 screw lenses, including popular telephoto lenses such as the 70-300mm f/4G ED VR and the 120-500mm f/6.3 G ED VR. This allows you to take advantage of the high quality and performance of M42 screw lenses on your Fuji X-mount camera body. However, there are some drawbacks to using this adapter. Firstly, it is relatively expensive compared to other lens mount adapters on the market. Additionally, because of the reduced maximum aperture when used with this adapter, your lenses will have limited low light performance and shallower depths of field. 7. K&F Concept 18pcs Camera Lens Filter Metal Stepping Rings kit (Includes 9pcs Step Up Ring Set + 9pcs Step Down Ring Set) Black The K&F Concept 18pcs Camera Lens Filter Metal Stepping Rings Kit is a set of metal rings that allows you to attach filters directly onto your lens mount adapter. This kit features a universal design that fits onto most lens mount adapters, making it ideal for photographers who want to use multiple filters on their camera body. Additionally, the kit includes both step up and step down rings, allowing you to adapt lenses with different filter threads to your camera body. One of the main benefits of using this kit is its versatility. This kit allows you to attach a wide range of filters directly onto your lens mount adapter, including polarizing filters, neutral density filters, and UV filters. This can be particularly useful for landscape photography or when shooting in bright outdoor conditions. However, there are some drawbacks to using this kit. Firstly, it is relatively expensive compared to other lens mount adapters on the market. Additionally, because of the reduced maximum aperture when used with this adapter, your lenses will have limited low light performance and shallower depths of field. Conclusion: In conclusion, lens mount adapters are an essential accessory for photographers who want to use lenses from different camera systems on their mirrorless cameras. The Viltrox EF-FX2 Auto-Focus 0.71x Speed-Booster and the Beschoi Lens Mount Adapter for Nikon F Mount Nikkor G-Type D/SLR Lens are two of the best lens mount adapters available on the market, offering advanced autofocus systems and increased effective focal length. However, there are some drawbacks to using these adapters, including reduced maximum aperture and limited low light performance. The Filter Ring Adapter and the Gobe Lens Mount Adapter: Compatible with M42 Screw Lens and Fujifilm X Camera Body are also useful accessories for photographers who want to attach filters directly onto their lens mount adapter, while the K&F Concept 18pcs Camera Lens Filter Metal Stepping Rings Kit is a versatile set of metal rings that allows you to adapt lenses with different filter threads to your camera body.