Canon EF 500mm f/4L IS II USM
A professional telephoto lens for full-frame Canon EF mount cameras, featuring image stabilization and ultrasonic autofocus.
Overview
This is a high-end 500mm telephoto lens made by Canon, part of their professional L series lineup. Designed for full-frame cameras, it delivers a narrow 5° angle of view and a maximum magnification of 0.12x. The lens uses an inner focusing system driven by an Ultrasonic Motor (USM), which helps maintain balance and speed during autofocus. It was introduced around May 2011 and built for demanding applications like professional action photography.
Specifications
| Focal Length | 500mm |
| Maximum Aperture | f/4 |
| Features | Image Stabilization (IS), Ultrasonic Motor (USM) |
| Filter Size | 52mm Drop-In |
| Minimum Focus Distance | 3.7m |
| Lens Construction | 16 elements in 12 groups |
| Angle of View (Full-frame) | 5° |
| Maximum Magnification | 0.12x |
| Length | 383mm |
| Max. Diameter | 146mm |
| Series | Canon EF L Series |
Design
The lens features an inner focusing system powered by an Ultrasonic Motor (USM), which allows for fast, quiet autofocus without extending the lens barrel. It includes Image Stabilization (IS) to reduce camera shake, and its construction consists of 16 elements in 12 groups. The filter system uses a 52mm drop-in design, typical for large telephotos.
Market
Originally priced around $9,499, the lens was positioned as a premium tool for professionals. It has since been succeeded by the Canon RF 600mm F4 L IS USM for mirrorless systems. Refurbished units have been listed at $8,099, with used market prices observed as low as $6,433.
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