SCHEMATIC EYE
Schematic eye is a model that represents the optical features of the eye. DEFINITION: The construction of the image by ray diagram is not possible by the actual dynamic process,…
CATARACT IN CHILDREN ( congenital cataract)
Everybody knows about cataract .And most of the people think that cataract happen only to aged people . But it is not true nowadays. Cataracts can be seen in the…
DUCTION MOVEMENT
A duction is an eye movement involving only one eye.There are generally six possible movements depending upon the eye’s axis of rotation: Adduction: An inward movement ( medial rotation) along…
USES OF PRISMS IN STRABISMUS
Strabismus, commonly known as crossed crossed or misaligned eyes, is a visual condition that affects millions of people worldwide. This misalignment can lead to double vision (diplopia), reduced depth perception…
How Thyroid affects our eyes
Thyroid eye disease is an immune system disorder. It goes by a few other names. The immune system doesn’t function right in people with this condition. That leads to inflammation…
What is akinesia
The loss of ability to create muscles movement for some disease is called akinesia. Symptom- The most recognizable symptom of akinesia is “freezing.” This can make you feel stiff…
Sensory exotropia
Introduction-- Sensory exotropia is a condition of unilateral divergence as a sequela to loss of vision or long-standing poor vision in one eye. Cause-- sensory exotropia occurs when there’s an…
ANOMALIES OF PUPILLARY REFLEX
Pupillary light reflex is used to assess the brain stem function. Abnormal pupillary light reflex can be found in optic nerve injury, oculomotor nerve damage, brain stem lesions, such as tumors,…
COMPONENTS OF A TRIAL LENS CASE
Before we delve into the components of a trial lens case, we have to understand what it is and what it is used for. So what is a trial lens…
Don’t Let Digital Devices Harm Your Vision: Expert Advice from an Optometrist
As an optometrist, I often encounter patients who complain about various visual symptoms related to their use of digital devices. This condition is known as Computer Vision Syndrome (CVS), a…