(From Pentax lens literature) The Pentax SMC P-FA 600mm f/4 ED IF telephoto is an ideal lens for professionals and advanced amateurs interested in sport and wildlife photography. It incorporates ...

However, it is worth noting that recent OM System lenses such as the 90mm f/3.5 Macro and the 40-150mm f/4.0 Pro are rated to IP53 for protection. The 150-600mm is marked ’Splash Proof’, which ...

Nasha is a Managing Editor for CNET, overseeing our sleep and wellness verticals. She is a nutrition, mental health, fitness and sleep science enthusiast. Her passion for mindful and holistic ...

So, is the E-M1X the professional camera for you? Read on to find out! Olympus 300mm f/4.0 IS Pro ED M.Zuiko lens (600mm equiv.), f/4, 1/3200s, ISO 200. As mentioned, the E-M1X is a large camera ...

The fit and feel of contact lenses are very nuanced, and it can take some trial and error to make sure they’re just right. You want lenses that offer precise vision ...

Meniscus lenses are optical lenses that produce a smaller focal point and fewer aberrations than a standard plano-convex lens. Meniscus lenses have one convex and one concave surface with each surface ...

Artisans has announced the 10mm F2.8 II, a full-frame fisheye lens for Canon RF, Nikon Z, Sony E and L-mount camera systems, ...

Here’s how it works. The best iPhone lenses can quickly boost the quality of your smartphone photos and videos. Both the new iPhone 16 Pro models feature 5x telephoto lenses, while older iPhone ...

Description: to SXS Cards (DNxHD on request) Raw Recording with external recorder Up to 120fps on request Primo 70, Panavision 35 or PL lens mounts available “PLUS” side module adds: - Integrated LCS ...

Lomography has announced an upgraded version of its Lomo’Instant Wide Camera that swaps the original’s 90mm plastic lens for one made with multi-coated glass. The company says its new Lomo ...

Canon is set to expand its RF-mount lens line up with three new 'hybrid' lenses for its mirrorless cameras. In a teaser, the camera giant posted a picture (above) of its two existing hybrid lenses ...

Draw a ray from the object to the lens that is parallel to the principal axis. Once through the lens, the ray should pass through the principal focus. Draw a ray which passes from the object ...