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Read more about the article Refraction through spherical lenses

Refraction through spherical lenses

  • Post author:Sagata Saha
  • Post published:November 12, 2021
  • Post category:Optics & Refraction
  • Post comments:0 Comments

Lens: A piece of transparent material (such as glass) whose two opposite regular surfaces are either curved or one is curved and the other is flat and which is used…

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Anti-Reflection Coating: The Optometrist & Perspective

  • Post author:Sudipto Banerjee
  • Post published:March 27, 2023
  • Post category:Uncategorized
  • Post comments:0 Comments

Anti reflection coatings minimize the reflection of one or many wavelengths and are typically used on the surface of lenses so that less light is lost. A simple coating can…

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Read more about the article What is spherical aberration

What is spherical aberration

  • Post author:Rahul Mazumder
  • Post published:March 20, 2023
  • Post category:Uncategorized
  • Post comments:0 Comments

Spherical aberration is an optical aberration that occurs when all incoming light rays after passing through spherical surface end up focusing at different points . Lights rays that strike a…

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Read more about the article Importance of Keratometry in Contact Lens practice

Importance of Keratometry in Contact Lens practice

  • Post author:Optography
  • Post published:March 15, 2023
  • Post category:Uncategorized
  • Post comments:0 Comments

Keratometry  is a simple, rapid and non-invasive test. It has some limitations. It measures the curvature of the anterior corneal surface usually across a fixed chord length of 2 to…

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ASPHERIC LENSES

  • Post author:Sonal Chaurasia
  • Post published:March 15, 2023
  • Post category:Clinical Optometry
  • Post comments:0 Comments

Aspheric lenses have non-spherical shapes, and have a more complex front surface, such as ellips, parabola, hyberbola, as well as toric which resembles a section of the surface of a…

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Abnormal retinal correspondence

  • Post author:Arna Mitra
  • Post published:March 10, 2023
  • Post category:Clinical Optometry/Comprehensive Optometry
  • Post comments:0 Comments

 In a state of normal binocular single vision, there exists a precise physiological relationship between the corresponding points of the two retina. Thus, the foveae of two eyes act as…

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Read more about the article ADVANCES IN THE TREATMENT OF PRESBYOPIA

ADVANCES IN THE TREATMENT OF PRESBYOPIA

  • Post author:Joseph Nnagha
  • Post published:March 10, 2023
  • Post category:Optics & Refraction
  • Post comments:0 Comments

Presbyopia affects 1.8 billion people worldwide, according to the World Health Organization (WHO). The American Academy of Ophthalmology (AAO) describes it as a common age-related decline in the eye’s near…

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Quality of life (QOL)

  • Post author:Manisha Maity
  • Post published:February 26, 2023
  • Post category:Uncategorized
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Quality of life (QOL) is known to be an important construct, particularly in relation to chronic diseases. It can be assessed by measuring the degree of impairment experienced in activities…

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Read more about the article THE FUNCTIONAL ASSESSMENT OF  LOW VISION

THE FUNCTIONAL ASSESSMENT OF LOW VISION

  • Post author:PRITHVIRAJ SINHA
  • Post published:February 25, 2023
  • Post category:Low Vision
  • Post comments:0 Comments

A person with low vision is one who has impairment of visual functioning even after treatment and/or standard refractive correction, and has a visual acuity of less than 6/18 to…

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Read more about the article Assistive Device Used In Low Vision Practice

Assistive Device Used In Low Vision Practice

  • Post author:Dwiparna Chatterjee
  • Post published:February 24, 2023
  • Post category:Low Vision
  • Post comments:0 Comments

There are many low vision devices to help with daily activities. Talk with your vision rehabilitation team about solutions for your specific needs. Also ask if you will need training…

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VISUAL REHABILATION OF A BLIND PERSON

  • Post author:Sonal Chaurasia
  • Post published:February 24, 2023
  • Post category:Low Vision
  • Post comments:0 Comments

Vision rehabilitation (often called vision rehab) is a term for a medical rehabilitation to improve vision or low vision. In other words, it is the process of restoring functional ability and…

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Recent Posts

  • Refraction through spherical lenses
    Refraction through spherical lenses
    November 12, 2021/
    0 Comments
  • Anti-Reflection Coating: The Optometrist & Perspective
    March 27, 2023/
    0 Comments
  • What is spherical aberration
    What is spherical aberration
    March 20, 2023/
    0 Comments
  • Importance of Keratometry in Contact Lens practice
    Importance of Keratometry in Contact Lens practice
    March 15, 2023/
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