He decided to crack it open and repurpose the 20x optical zoom lens for use with a webcam. We always like [Dino’s] style. You can tell that he has no idea if he’s going to be able to pull off ...

The Nikkor AF-S 200-500mm f/5.6E ED VR is the longest Nikon-made F-Mount lens available, and it remains an attractive option ...

Telephoto lenses come in both fixed and zoom varieties, and with Canon, Nikon, and third parties offering many different models, there’s no shortage to choose from. To help you whittle down your ...

The board has been used to successfully control an 18x zoom lens, among others. Combining such a lens with a webcam and a good pan and tilt mechanism would create a highly capable surveillance ...

“Prime” means that the lens is a fixed focal length—35mm, for example—and does not change focal lengths like a zoom lens such as a 24–70mm. These fixed-length lenses are important ...

The Resolv4K® Lens Series ... low mag end of zoom gives wide fields of view with no sacrifice in MTF or loss of illumination, while the high mag end delivers microscope objective like resolution at ...

which on many phones is called a 5x zoom lens because it has 5 times the magnification of the standard lens – but it is still a fixed lens. Now, “digital zoom” is a different story.

Lightweight and reasonably priced zoom lenses of that range simply don’t exist outside the world of the fixed-lens camcorder. For the pioneering cinema verité filmmakers of the 1960s, these would be ...

They just may have a power zoom built-in drive system ... In addition, there are some lenses with a fixed aperture, f2.8 and f4. This is suitable for full frames, but for APS-C, a smaller aperture ...

Both varifocal and zoom lenses are built with movable elements for adjusting the focal length. These lenses provide a flexible solution to applications that previously would have required multiple ...

That's because all shift lenses currently available are primes (fixed focal length), whereas Laowa's upcoming version is a zoom lens. A shift lens can move sideways or vertically independently of ...

But Vivo didn’t stop there. The Shenzhen-headquartered company and long-time collaborator Zeiss worked together to build a zoom lens that attaches to the phone to extend the latter’s 85mm ...