Dessa är ordets examples relaterade till dioptre. Klicka på valfritt ord för att gå till dess ords detaljsida. Eller, gå till definitionen av dioptre.
We adopted four dioptres because the professional advice was that that was a sensible cut-off point.
There is some fraction of a dioptre difference in need of correction.
We took this into account in arriving at the limit of 4 dioptres for reading glasses.
It seems too from the literature of one company operating in this country that 4 dioptres is the ceiling.
The main difference between this amendment and my original one is that this amendment mentions four dioptres where my amendment mentioned five dioptres.
I also understand that statistical surveys have shown that it is normal for adults to be slightly longsighted up to a power of about 1 dioptre.
The individual's refractive power is then read off a linear dioptre scale.
