Tamron 70-300mm F4.5-6.3 Di RXD III

Sony E

Review

The Tamron 70-300 F4.5-6.3 Di RXD III is a versatile telephoto zoom lens designed for Sony's E-mount cameras. This lens offers an appealing focal length range that is perfect for wildlife, sports, and even some portrait photography.

Build and Design

The lens is relatively lightweight and compact for a telephoto, weighing about 545 grams (approximately 1.2 pounds), which makes it a suitable choice for long periods of carrying, especially in outdoor situations. Its weather-sealed design offers some protection against dust and moisture, allowing photographers to use it in varied conditions without much worry. The lens features a sleek and modern aesthetic, with a smooth finish and well-placed controls that enhance usability.

Optical Performance

In terms of optical performance, the Tamron 70-300 produces sharp images across the zoom range, especially at the center. The lens incorporates advanced optical technologies, including special lens elements that effectively minimize chromatic aberration and distortion. However, edge sharpness can fall off slightly at wider apertures, particularly at 300mm, which might be a consideration for those who need exceptional sharpness at the extremes.

Autofocus and Usability

One of the standout features of this lens is its Rapid eXtra-silent stepping Drive (RXD) autofocus system. This allows for fast, quiet, and accurate focusing, making it a great option for capturing fast-moving subjects without drawing attention. The autofocus performance is generally commendable, although certain lighting conditions may cause it to hunt for focus, particularly in low-light scenarios.

Bokeh and Color Rendering

The bokeh produced by this lens is pleasant, helping to isolate the subject against a blurred background. Color rendering is also quite good, with vibrant hues and contrast that can elevate the quality of your images. However, some users have reported minor aberrations under certain circumstances which may require post-processing corrections.

Pros and Cons

Pros

• Compact and lightweight design
• Weather-sealed construction for durability
• Excellent autofocus performance with RXD system
• Sharp images at the center throughout the zoom range
• Good color rendering and pleasing bokeh

Cons

• Edge sharpness can be lacking at wider apertures, especially at 300mm
• Autofocus may struggle in very low light conditions
• Some color aberrations may require correction in post-processing

Verdict

The Tamron 70-300 F4.5-6.3 Di RXD III for Sony E-mount cameras is a strong contender in the telephoto zoom category. While it has its limitations in edge sharpness and low-light autofocus performance, its lightweight build, weather-sealed design, and impressive center sharpness make it a great option for photographers looking to capture distant subjects without the burden of a heavier lens. Overall, this lens is a great value for both enthusiasts and professionals who require versatility in their shooting.