\(power \ of \ a \ lens \ (D) = \frac{1}{focal \ length \ (m)}\) A lens has a power of -3.33 dioptres. Calculate the focal length and state what type of lens it is.

Any serious photographer should have a 50mm lens in their kit bag. Also known as a 'standard' prime or a 'nifty fifty,' these lenses capture a perspective that's roughly equivalent to the field of ...

Nikon’s Z-series lens line-up has never been healthier. If you’re shooting with one of the best Nikon cameras, you’ll want to pair it with the best glass you can buy. That’s exactly what ...

The 60MP sensor in the SL3 delivers not just fabulous detail rendition but exceptional overall image quality, so if you buy one of these cameras you’ll need the best possible lenses to go with it. We ...

Designed for an exceptional patient and physician experience, Voyager DSLT is fully automated—efficiently delivering 120 laser pulses without the need for a gonio lens as with manual SLT. Attendees of ...

Designed for an exceptional patient and physician experience, Voyager DSLT is fully automated—efficiently delivering 120 laser pulses without the need for a gonio lens as with manual SLT.

Voyager Direct Selective Laser Trabeculoplasty (DSLT) will be launched at the American Glaucoma Society annual meeting in Washington, D.C. "I have been using Voyager DSLT since October of 2024 ...

Instead of manually copying and pasting text or performing a separate search, Google Lens enables you to highlight, draw over, or tap on any part of your screen to initiate a search instantly.

Voyager DSLT automates selective laser trabeculoplasty, eliminating the need for a gonio lens and manual aiming, thus simplifying the procedure. Eye-tracking technology ensures precise laser delivery, ...

New first-line laser treatment for the nearly 5 million Americans diagnosed with glaucoma 1,2 Automated device enables a streamlined workflow without a gonio lens or manual aiming 2 Voyager Direct ...

We urge all Pennsylvanians to remain vigilant, protect their personal information, and promptly report any theft to their local police and OSIG so we can work together to stop these crimes. OSIG and ...