A calculator designed for trainees and healthcare providers involved in ophthalmic care.
Intuitive user interface.
The App consists of:
Thirty Three formulae
5.Critical angle formula
6.Effective lens power formula
7.Equivalent lens power formula (Thick lens Formula)
11.Index of refraction
12.Law of refraction
13.Lens maker equation
14.Lens power formula
15.Lens tilt Formula (Martin’s formula)
16.Lens transmission equation (Lamberts formula)
18.Minimum blank size
19.Obliquely crossed cylinders (Thompsons formula)
20.Oblique meridian power
21.Optical center location (Thick lenses)
22.Polarisation equations (Brewtsers formula, Malus’ formula)
30.Surface power equation
32.Vertex power (Thick lenses)
Dr Anmar Abdul-Rahman is a Consultant Ophthalmic Surgeon, Medical Retina and Glaucoma Subspecialist at Counties Manukau DHB, Auckland, New Zealand. He is also an Honorary Clinical Senior Lecturer at the University of Otago.