Pentax HD FA 150-450mm f/4.5-5.6 ED DC AW

Pentax FA 150-450mm f/4.5-5.6 ED DC AW is a remarkable super-telephoto zoom lens designed for digital SLR cameras with a K-mount, making its debut in the photography world with exceptional features. This lens covers a focal length range from 150mm to 450mm, which is highly sought after by high-end Pentax camera users. The lens is engineered with Pentax's premium HD coating, ensuring that even in challenging lighting conditions such as backlighting, you can achieve sharp and contrast-rich images.

Equipped with three extra-low dispersion (ED) glass elements and one super-low dispersion glass element, this lens effectively compensates for chromatic aberration, providing stunning image quality. Its weather-sealed and dustproof construction makes it incredibly reliable and durable, even under demanding outdoor conditions.

• Full-frame sensor coverage: Perfectly designed for super-telephoto photography.
• Reliable weather-resistant construction: Features 21 protective seals against moisture and dust.
• Smooth and silent autofocus operation: Driven by a built-in DC motor for optimal performance.
• HD coating: Optimizes light transmission while minimizing reflections.
• ED lens elements: Ensure brilliant sharpness and vibrant colors.
• Focus range limiter: Options include full, 2-6m, and 6m to infinity settings.
• Rounded aperture blades: Create beautiful bokeh effects in your images.
• Super Protect coating: Provides effective protection for the front lens element.

When mounted on a Pentax K-mount DSLR camera, this super-telephoto zoom lens covers a focal length range equivalent to about 230mm to 690mm in 35mm format. It is designed to be compact and lightweight, making it easy to hold for capturing wildlife, aircraft, and sports photography at great distances. The lens delivers excellent image sharpness thanks to its state-of-the-art optics, minimizing both spherical and chromatic aberrations to produce high-quality images without color fringing.

Its Modulation Transfer Function (MTF) curve is engineered to outperform traditional models in the same class, ensuring high-resolution, finely detailed images. The image circle is optimized to even cover the image size of 35mm film format DSLRs, providing brilliant, high-resolution results without sacrificing edge sharpness, even when mounted on existing Pentax digital SLR bodies. This lens is also capable of accommodating future models with larger image sensors without modifications.

Additionally, the HD coating enhances image reproduction, featuring a high-quality, multi-layered design that ensures higher light transmission and reduced reflections. This Pentax original coating delivers bright, contrast-rich images free from flare and ghosting, even in challenging lighting conditions. The "HD" stands for High Definition, underscoring the lens's commitment to superior optical performance.