SP AF28-75mm F/2.8 XR Di (model A09) is a variable zoom lens for full-frame digital SLR cameras and small-format digital SLR cameras with a maximum aperture of F/2.8. The lens consists of 16 optical elements, including 2 LD elements and 1 glass-plastic composite element. The lens has excellent optical performance, which can produce high-resolution and high-contrast images. The lens also has a dust-proof, water-proof and low-temperature design, which can be used in harsh environments.
The SP AF70-200mm F/2.8 Di LD (IF) Macro is a high‑performance telephoto zoom lens designed for full‑frame and APS‑C DSLR cameras. It features a constant f/2.8 aperture, three low‑dispersion (LD) elements and an internal focusing system that delivers sharp, high‑contrast images across the entire zoom range.
The manual lists key specifications such as a 70‑200 mm focal length, 0.95 m minimum focusing distance, 1:3.1 macro magnification, 18 elements in 13 groups, 67 mm filter size, 194.3 mm length, and a weight of 1150 g. It also details compatible mounts (Canon, Nikon, Pentax, Sony) and provides handling, care, and warranty information. This manual is written in Chinese.
| Focal length | 70‑200 mm |
|---|---|
| Lens construction | 18 elements in 13 groups |
| LD elements | 3 |
| Length | 194.3 mm (7.6") |
| Compatible mounts | Canon, Nikon, Pentax, Sony |
It is compatible with Canon, Nikon, Pentax, and Sony camera mounts.
The lens incorporates three LD elements to reduce chromatic aberration.