IOL Power (SRK II)
IOL Power (SRK II) - a deterministic tool in Sophie Well's Clinical Math & Conversions group.
Open the IOL Power (SRK II) → Runs in your browser. No signup, no tracking.
What this is
IOL Power (SRK II) is one of 230 deterministic tools in Sophie Well's Clinical Math & Conversions group. IOL Power (SRK II) - a deterministic tool in Sophie Well's Clinical Math & Conversions group.
When to use it
Use this tool when you need a quick, citable reference. Every calculation runs entirely in your browser - no inputs leave your device, no account is required, no AI is involved. The site enforces a strict Content Security Policy and ships no analytics or third-party CDN.
References
Sanders DR, Retzlaff J, Kraff MC. Comparison of the SRK II formula and other second-generation formulas. J Cataract Refract Surg. 1988;14(2):136-141. Read the source ↗
Worked example: Emmetropic IOL power 20.05 D for AL 23.5 mm (A-constant adjustment 0).
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