A refraction test is usually given as part of a routine eye examination. It may also be called a vision test. This test tells your eye doctor exactly what prescription you need in your glasses or ...

Please provide your email address to receive an email when new articles are posted on . It is a truism that, “If you operate, you will have complications.” Wise surgeons plan ahead to avoid ...

Physicists in the US have demonstrated negative refraction at optical wavelengths for the first time. Vladimir Shalaev and colleagues at Purdue University obtained the result in a material consisting ...

To determine the morphologic features of the optic disc and the location of visual field (VF) defect in relation to posterior staphyloma in normal tension glaucoma (NTG) eyes with myopia. We enrolled ...

A 7-year-old boy presented to a satellite office of the New England Eye Center after referral from a local optometrist for persistently decreased vision despite appropriate spectacle correction for ...

Optical surface defect inspection and imaging techniques are pivotal to ensuring high-performance outcomes across a myriad of applications including semiconductor manufacturing, precision optics, and ...