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Please provide your email address to receive an email when new articles are posted on . Estimating IOL power for aphakic children using refraction alone with an arbitrary keratometry value may be as ...

The art of estimations is pretty much a physicist's bread and butter. We all love a good estimation problem. You might also hear these called a "back of the envelope" calculation, or a calculation on ...

Rounding a number makes it easier to work with. This can be especially useful when dealing with decimals. Rounding and ...