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Subha's Ophthalmic Page
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search information related to IOL, biometry, corneal topography, etc.



Explaining Biometry Validation for premium IOL selection
It is herein, the Biometry Validation Tool_V2.0 may be extremely useful. Not only does the Biometry Validation Tool_2.0 help biometricians t
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Jul 12, 20204 min read


Biometry Validation Tool
Incorporates Biometry validation based on two eye biometry reading,
Angle Kappa and Angle Apha calculator, axial length in silicone eyes
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Jun 27, 20201 min read


Refractive Outcome Analyzer-V2.2
A simple tool for validating Biometry data
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Jun 24, 20201 min read
The Role of Macula Pigment and the importance of Blue Light Filtration in Intra Ocular Lens (IOL)
While there are conflicting schools of thought on the role of blue light filtration vis-a-vis Intra Ocular Lens, proponents of blue light...
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Jun 16, 20203 min read






The post Covid-19 world- Psychological impact and the Need for Refractive based procedure screening
The Post Covidl-19 world- Psychological impact and the need for Refractive based procedure screening – The Eyesenck Personality...
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May 2, 20203 min read


Refractive Surprise Post IOL Implantation- How to check what went wrong
How you can investigate what went wrong post IOL implantation if you have a refractive surprise
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Mar 17, 20208 min read


Biocompatibility of IOLs - Beyond material consideration
The intention of this article is to shed some light on what may affect biocompatibility of IOLs other than the common discussions of materia
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Jan 2, 20203 min read


Biometry Process Flow Chart
Biometry Process Flow Chart : quickguide.org published on 11/12/2019
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Dec 11, 20191 min read


Biometry Basics - 1
quickguide.org edited and published at quickguide.org on 11/12/2019
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Aug 30, 20191 min read


Understanding different corneal maps of the Pentacam
Talks about the different conreal maps in Pentacam
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Jul 14, 20196 min read


Barrett A Constant to Lens Factor conversion and Design Factor
For specific A constant to Lens Factor conversion table please click on the below link : https://www.quickguide.org/post/new-a-constant-...
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Jun 18, 20192 min read


Table Chart conversion of Wang & Koch Nomogram for High Axial Length Patient
This table chart is as per updated Wang & Koch nomogram publised at the JCRS, vol 44, Issue 11 nov 2018 While using a two variable...
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Jun 14, 20191 min read


Patient Fixation with IOL Master 700 Biometry
Image on Left with poor fixation compared to image on right. @Subha's Ophthalmic Page
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Jun 10, 20191 min read
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