Canon EF 24-105mm f/4L IS II USM Lens Overview
Key Features for Canon EF 24-105mm F4L IS USM II Lens
- Focal Length: 24-105mm (38.4-168mm equivalent on APS-C cameras)
- Aperture: Constant f/4
- Mount: Canon EF-mount for full-frame and APS-C DSLRs
- Weather Sealing: Weather-resistant design with fluorine coating on front and rear elements
Optical Design
- Elements:
- Aspherical: Four elements, including one large-diameter double-sided, to reduce distortion and spherical aberrations.
- Air Sphere Coating (ASC): Applied to suppress flare and ghosting, enhancing contrast and color accuracy.
- Image Stabilization: Four-stop effective IS for reducing camera shake and enabling sharper handheld shots.
Performance
- Autofocus: Ring-type Ultrasonic Motor (USM) with internal focusing for fast, quiet, and accurate focus, plus full-time manual focus override.
- Diaphragm: Rounded ten-blade design for pleasing bokeh and better selective focus.
Advantages
- Versatile Zoom Range: Covers wide-angle to short-telephoto focal lengths, ideal for a variety of shooting scenarios.
- Constant Aperture: Maintains consistent illumination and depth of field throughout the zoom range.
- Durability: Weather-sealed and fluorine-coated for reliable performance in adverse conditions.
The Canon EF 24-105mm f/4L IS II USM is a versatile, high-performance zoom lens that excels in diverse shooting conditions, offering sharpness, color accuracy, and reliable autofocus in a weather-resistant package.
Canon EF 24-105mm F4L IS USM II Lens
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