It'd be fair to say that a variable aperture is less important in a camera phone than in a standalone lens made for an APC-C or full-frame interchangeable lens camera. The relatively small image ...

Yongnuo announces a new 23mm f/1.4 autofocus lens complete with wireless remote control – for under $300!

F-stop is a consistent way to measure lens aperture, and helps photographers control exposure and depth of field. It is noted with an f followed by a slash and number, for example f/2.8.

Canon's fourth 'hybrid' f/1.4 prime lens joins the 24mm, 35mm and 50mm Versatile 20mm wide-angle perspective and fast aperture List price is £1,919.99 / AU$2,999 (US pricing plus sales start date ...

Q-I received a Nikon F3 with a 50 mm. lens as a gift. I`m unfamiliar with the lens and how to properly focus the camera. Can you explain it to me in a simple way? A-There are only two things on the… ...

Xiaomi hasn't said how large its Retractable Wide-aperture Lens Technology is, and has only shared one prototype image of the system, so we're still unsure just how bulky it might make a phone ...

If you’re not subscribed to Preston Scott’s Camera Technica blog, you should be, and here’s why: This is a video shot by Scott showing the aperture blades inside an SLR lens, opening and ...

It's been a good year for really huge aperture sizes on camera lenses, with products like the Sigma 18-35mm f/1.8, and the Metabones Speed Boosters. But next year you'll be able to get your hands ...

LG has incorporated an f/1.6 lens into the phone's dual camera -- as you might know, the lower the f value, the bigger the aperture is and the more the light gets in.

No other modern lens has 17 aperture blades -- which is why the Oprema Biotar 58 is promising incredible bokeh.

Fujifilm has introduced what it is calling the world's first f/1.0 aperture lens with autofocus capability for a mirrorless digital camera.

Micro Four Thirds Canon Lens Adapter Allows Aperture Control One thing I love about Micro Four Thirds cameras is that you can mount all kinds of lenses on them using simple, cheap adapters.