The Canon EF 28-300mm f/3.5-5.6L IS USM is a fascinating lens that offers an impressive zoom range, making it a versatile tool for photographers who often find themselves in varied shooting scenarios. With its L-series designation, the lens promises a certain level of quality and performance that is often expected from Canon's professional lineup.
One of the first things to note is the robust build quality of the 28-300mm. Its weather-sealed construction makes it suitable for outdoor photography, protecting against moisture and dust. Weighing in at around 3.1 pounds (1.4 kg), it's on the heavier side, which could be a downside for those looking for a more lightweight travel option. However, the solid feel of this lens instills confidence in its durability.
Equipped with Canon's Ultrasonic Motor (USM), the autofocus is generally quick and quiet, which is a significant advantage during wildlife or event photography where silence is a priority. The lens features full-time manual focus override, allowing for fine adjustments when needed without switching modes. However, in low-light conditions, the autofocus can struggle slightly, requiring a bit more patience.
In terms of image quality, the 28-300mm lens impresses with its sharpness across most of its focal range. Center sharpness is particularly strong, although you may notice some softness at the edges, especially at 300mm wide open. There is some noticeable distortion at the extreme ends of the zoom range, but this can often be corrected in post-processing. Chromatic aberration is present but manageable, thanks to the lens's coatings that help mitigate flare and ghosting.
The versatility of this lens is one of its major selling points. Its ability to cover a range from 28mm, suitable for landscape and street photography, to 300mm, perfect for wildlife and sports, means that photographers can travel light without needing to carry multiple lenses. This is especially beneficial for events or travel photography where convenience is key.
Overall, the Canon EF 28-300mm f/3.5-5.6L IS USM lens is an excellent choice for photographers who require a flexible lens that excels in a variety of situations. While it may not be perfect in every aspect, the combination of its robust build, versatile focal range, and solid image quality makes it a valuable tool in any photographer's kit. For those who can handle the weight and are mindful of its limitations, this lens will certainly deliver impressive results.