For decades, I have been interested in the application of small-diameter aperture optics, or SDAO, to enhance visual function ...

Sigma has always createdlarge, heavy lenses. In fact, we have even dissected why that has been the case. Yet, the company has ...

When Apple discontinued Aperture in favor of Photos for OS X—sacrificing most of the features that appealed to Aperture users—the presumed replacement was Adobe’s Lightroom CC. But not all ...

For example, if it's a 70-200mm f/3.5-4.5, this means at 70mm the largest opening is f/3.5, but zoom in to 200mm and your largest aperture is f/4.5 -- this not only affects depth of field, but ...

Shutter speed, along with aperture value, is one of the fundamental properties of exposure: ie, how much light your camera ...

Did you know that you can shape the aperture on your lens to create a unique, artistic background? I discovered a simple DIY method to shape the aperture – and the results were mesmerizing. By ...

Aperture adjustments affect light capture and depth of field effects. Samsung was one of the few smartphone brands to offer a variable aperture camera on their phones back in the late 2010s, ...

In a presentation for Monday night's gala, Aperture Trustee Kwame S. Brathwaite calls the organization a guiding light in, "finding voices that need to be amplified and making sure that they have ...