Thirty patients were randomised to receive one of six lens implants including three aspheric lenses and their spherical counterparts. Pre and postoperative testing was carried out including visual ...

Dr. S.K. Narang, Chief Cataract, Lasik and Retina Eye Surgeon, Narang Eye Institute, (ASG Eye Hospitals). As of 2021, cataract causes vision loss to over 66.2% of India’s population of people between ...

Astigmatism is a common condition that affects how your cornea directs light to your retina. It’s a refractive error that occurs due to an abnormal or uneven ...

Interchangeable lens cameras, or cameras that let you swap out lenses, can unlock a lot of opportunities and new creative control for your photography. That's because different focal lengths (offering ...

Types Of Lens In Smartphones: There were times when smartphones used to have just a single camera. These days, if we prefer to buy a decent phone, then there are chances that the phone will carry more ...

Laser lenses are the optical lenses that are used in laser-based devices for a variety of laser applications such as but not limited to laser illumination, laser collimator, laser scanning, laser ...

Finding out if you can replace lenses in any frame is a common question. The answer is that while most frames can accommodate new lenses, it's not always possible with every frame type. If your ...

Protamine -- a natural protein with a proven safety record -- may be useful in developing new types of disinfectant solutions for contact lenses, according to a study. Protamine -- a natural protein ...

A camera lens filter is pretty much what you’d expect: it’s a physical piece of glass that attaches to your camera’s lens, filters the light before it reaches the sensor and, typically, has an effect ...