You searched for "light"

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Light view in night view!

Canary Wharf marked its eighth edition of the Winter Lights Festival earlier this year. Exhibiting new spectacular light installations alongside the permanent immersive art displays, a tiny spark of an idea has grown into the most anticipated event, already planning...

Light tolerance in infectious keratitis

The authors presented the findings of a study that aimed to identify the maximum irradiance (power received by a surface per unit area) that can be tolerated by photophobic patients with infectious keratitis (IK). They recruited 30 patients (14 women...

Light reflex in preterm infants

In this study, the pupillary size and light reflex was examined in premature infants using infrared video-pupillography and stimuli of red and blue light. Only eyes of infants without retinopathy of prematurity were included in the study. Pupillary light reflexes...

A comparison of light sources in retinal imaging

Before starting to talk about the light sources present in retinal imaging, it is necessary to start from the base: the light. Light is an electromagnetic wave whose smallest part is the photon (or quantum of light). A high frequency...

Introduction to Visual Optics: A Light Approach

In Introduction to Visual Optics: A Light Approach, Samantha Strong brings fresh life to a traditionally dense topic, making optics accessible, engaging, and even enjoyable. With a conversational tone and clear organisation, Strong guides readers through complex concepts in a...

eye-light®

Complete dry eye therapy Light Modulation® LLLT and Optimal Power Energy® IPL, threats ocular surface conditions from Dry Eye Disease (DED) to Sjogren’s Syndrome. mgb mask® for professionals who want to the benefits of LM® LLLT technology for the treatment...

Shedding light on Wolfram syndrome: The unveiling of a delayed diagnosis

Wolfram syndrome 1 (WS1) was first described by Wolfram and Wagener in 1938 and it’s a rare neurodegenerative, progressive disorder, also known as DIDMOAD (diabetes insipidus, diabetes mellitus, optic atrophy, and deafness) [1]. We present an atypical case of WS...

Light in darkness – manual small incision cataract surgery in India

Cataract has been documented to be the most significant cause of bilateral blindness in India, where vision <20/200 in the better eye on presentation is defined as blindness [1,2]. Estimation of blindness in India by the World Health Organization (WHO)...

Effect of blue-light filtering intraocular lenses on age-related macular degeneration

This is a retrospective cohort study evaluating whether blue-light filtering (BLF) intraocular lenses (IOL) offer prophylaxis for neovascular age-related macular degeneration (nAMD). The study included 11,397 eyes of 11,397 patients with a mean age of 75.4 ±8.3 years that underwent...

The blue-light hazard – is it true?

Simerdip Kaur takes a look at the latest ophthalmology-related news stories and asks which are based on facts and which are ‘fake news’. Headline: The blue-light hazard – is it true? Blue light is part of the visible optical spectrum...

CBM launches the Light up Lives appeal

CBM has launched a fundraising appeal to improve access to sight-saving treatment in Zimbabwe, and until 20 May all public donations will be doubled by the UK government.

Optometrists and dispensing opticians now eligible for Blue Light Card discount scheme

The AOP welcomes the move, which recognises the important healthcare service provided by the optometry profession.