
( Brand: Tamron ), ( Part Type: Len Manual ), ( Manufacturer Part Number: 21HC )
The Tamron SP 21mm f/2.8 Di III RXD (Model A036) is a high-performance prime lens designed for full-frame Sony E-mount mirrorless cameras. With an ultra-wide angle of view and a fast, bright f/2.8 aperture, this lens is an excellent choice for landscape photography, interior photography, and astrophotography.
The lens construction consists of 14 elements in 11 groups, including two aspherical elements and one LD (Low Dispersion) element. This configuration ensures excellent image quality with minimal distortion and aberrations. The lens also features an advanced BBAR (Broad-Band Anti-Reflection) Coating to minimize ghosting and flare.
The SP 21mm f/2.8 Di III RXD is also equipped with a RXD stepping motor focus mechanism, which provides quick and quiet autofocus operation. The lens also offers a manual focus override function, allowing for fine-tuning of focus during autofocus operation.
The lens has a 67mm filter thread and measures 116.5mm (4.6 inches) in length and 78.5mm (3.1 inches) in diameter. It weighs approximately 455 grams (16 oz). The lens also comes with a lens hood (LHXS-21), a lens case, and a front and rear lens cap.
The SP 21mm f/2.8 Di III RXD is a versatile and high-quality lens that is perfect for photographers looking for an ultra-wide angle prime lens for their Sony E-mount camera. With its fast aperture, advanced optical design, and quiet autofocus operation, this lens delivers stunning image quality and is a great addition to any photographer's kit.
The Tamron SP 21mm f/2.8 Di III OSD M1:2 Macro Lens is a wide-angle prime lens designed for full-frame Sony E-mount cameras. This lens offers a unique 21mm focal length and a manual iris aperture ring. In this analysis, we will discuss the pros and cons of this lens to help you make an informed decision about whether it's worth purchasing.
Pros:1. Wide Angle: The 21mm focal length provides an expansive field of view, perfect for landscape, architecture, and astrophotography.
2. Macro Capability: With a minimum focusing distance of 5.9 inches (15 cm) and a maximum magnification ratio of 1:2, this lens can capture impressive macro shots.
3. Manual Iris Ring: The manual iris ring allows for precise control over the depth of field and provides a more tactile shooting experience.
4. Lightweight and Compact: Weighing only 12.1 oz (345g), this lens is highly portable, making it ideal for travel and street photography.
5. Excellent Optical Performance: The lens features advanced optical technologies such as XLD (Extra-Low Dispersion) and LD (Low Dispersion) elements, ensuring excellent sharpness, contrast, and color accuracy.
Cons:1. Manual Focus: The lens does not have autofocus capabilities, which may be a drawback for some photographers who prefer the convenience of autofocus.
2. Filter Thread Size: With a 67mm filter thread size, this lens may require larger and more expensive filters compared to other lenses.
3. Limited Focus Throw: The focus ring has a relatively short throw, which may make precise manual focusing more challenging for some users.
4. No Image Stabilization: The absence of optical image stabilization may make it more difficult to capture sharp images in low-light conditions or when using longer shutter speeds.
Conclusion:The Tamron SP 21mm f/2.8 Di III OSD M1:2 Macro Lens is an excellent choice for photographers seeking a wide-angle prime lens with macro capabilities and a manual iris ring. Its wide field of view, impressive optical performance, and compact design make it a versatile tool for various shooting scenarios. However, the absence of autofocus and image stabilization, as well as the larger filter thread size, may be drawbacks for some users. Ultimately, if the pros outweigh the cons for your specific photographic needs, this lens could be a valuable addition to your camera kit.
Recommendation:If you are a landscape, architecture, or macro photographer looking for a lightweight, wide-angle lens with a manual iris ring, the Tamron SP 21mm f/2.8 Di III OSD M1:2 Macro Lens is an excellent option to consider. However, if autofocus or image stabilization are essential features for your photography style, you may want to explore other lens options that better suit your needs.
Item is sold as pictured. These services include: UPS 3 Day Select. Tamron 21HC 50mm Lens, C 2/3, F/2.8, Manual Iris, 60.038.027. UPS Next Day AM.
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