Canon EF 70-200mm f/4L IS II USM Lens

The Canon EF 70-200mm f/4L IS II USM is a versatile telephoto zoom lens designed for Canon EF-mount DSLRs, offering a constant f/4 maximum aperture, advanced optical features, and improved image stabilization. Here are some key features and specifications:

Versatile Telephoto Zoom:

Designed for full-frame Canon EF-mount DSLRs, but also compatible with APS-C models, providing a 112-320mm equivalent focal length range.

Constant f/4 Maximum Aperture:

Maintains a consistent f/4 aperture throughout the zoom range, balancing performance and portability.

Optical Construction:

Optical design includes one fluorite element and two ultra-low dispersion glass elements to reduce chromatic aberrations and color fringing.

Super Spectra Coating:

Applied to individual elements to minimize ghosting and flare, ensuring greater contrast and color accuracy, especially in challenging lighting conditions.

Revised Optical Image Stabilizer (OIS):

Compensates for up to five stops of camera shake, allowing for handheld shooting in low-light conditions.

Offers three stabilization modes: Standard, During Exposure Only, and Panning.

Ring-Type Ultrasonic Motor (USM):

Enables fast, precise, and quiet autofocus performance.

Internal focusing system ensures the lens length does not change during focusing.

Full-time manual focus override for instant manual adjustments.

Focus Limiter Switch:

Allows you to limit the focusing range to two different options: 3.3′-infinity or 9.8′-infinity, enhancing autofocus speed.

Nine-Blade Diaphragm:

Rounded diaphragm with nine blades contributes to a pleasing bokeh and smooth out-of-focus areas.

L-Series Build and Weather-Sealed:

Part of Canon’s prestigious L-series, ensuring high optical and build quality.

Sealed against dust and moisture for reliable performance in challenging environmental conditions.

Tripod Mount Ring Compatibility:

Optional AII(WII) Tripod Mount Ring is available for improved stability when using the lens on a tripod or monopod.

Teleconverter Compatibility:

Compatible with optional EF 1.4X and EF 2X teleconverters, extending the focal length and versatility of the lens.