A lensometer is an optical instrument that is used to determine the refractive power and the prescription of eyeglasses or contact lenses. It is a crucial tool in the field of optometry. Mainly used for measuring the back vertex power and front vertex power Two types of lensometer are available Manual lensometer The lensometer working … Read more
Retinoscopy is an optical diagnostic test used by eye care professionals to determine the refractive error of a patient’s eyes. It is a quick and accurate method of measuring the amount of correction required to produce a clear vision. The test is performed using a device called a retinoscope, which is an instrument that shines … Read more
Eye testing has come a long way since the traditional charts and lenses. The advent of technology has led to the development of computerized eye testing, which made the process of eye examination quicker. Is computerized eye testing always accurate? Computerized eye testing can predict the power of the eye accurately, but computerized eye testing … Read more
Introduction of JCC Jackson crossed cylinder is a combination of two cylinders of equal strength but of an opposite sign placed with their axis at 90 degrees to each other and mounted in a handle. Also known as the flip cross technique Principle of Jackson cross cylinder When light rays passed through an optical system … Read more
Colored contact lenses with power provide individuals with both a cosmetic and a functional solution to their vision needs. These contacts not only enhance the appearance of the eyes with a variety of shades, but also correct near-sightedness, far-sightedness, and astigmatism. Type of color contact lenses With the advances in contact lens technology, colored contacts … Read more
Dry eyes can be a frustrating and uncomfortable experience, especially at night when it can make it difficult to fall asleep and wake up feeling refreshed. There are a few steps you can take to alleviate the symptoms of dry eyes and help get a good night’s sleep. Causes and solution of dry eyes at … Read more
Technology has revolutionized the way we live and work, but it has also brought about a new kind of strain – digital eye strain. With the rise of smartphones, laptops, and other digital devices, more people are experiencing eye fatigue, headaches, and other symptoms of digital eye strain. What is Digital Eye Strain? Digital eye … Read more
In today’s world, most of us spend hours in front of a computer, phone or other digital devices. With technology being integrated into every aspect of our lives, it’s hard to imagine a day without screens. While the convenience of technology cannot be overstated, the prolonged use of screens can take a toll on our … Read more
In today’s world, people spend hours in front of digital devices such as laptops, smartphones, and televisions, leading to a phenomenon called digital eye strain. This strain can cause a range of symptoms, such as headaches, blurred vision, and dry eyes. To combat this, digital device user can switch to blue cut spectacle lenses. What … Read more
Anti reflective glasses uses antireflection coating, also known as AR coating, is a special treatment applied to the lenses of glasses to reduce glare and improve visual clarity. The coating works by reducing the amount of light that is reflected off the surface of the lenses, allowing more light to pass through and reach the … Read more