dioptre Synonyms
No Synonyms and anytonyms found
dioptre Meaning
dioptre (n)
a unit of measurement of the refractive power of a lens which is equal to the reciprocal of the focal length measured in meters; used by oculists
dioptre (n.)
A unit employed by oculists in numbering glasses according to the metric system; a refractive power equal to that of a glass whose principal focal distance is one meter.
dioptre Sentence Examples
- The ophthalmologist prescribed me glasses with a dioptre of -2.5 to correct my nearsightedness.
- Myopia, also known as nearsightedness, is a common eye condition that requires corrective lenses with a negative dioptre value.
- The dioptre is the unit of measurement for the optical power of a lens or curved mirror.
- A lens with a higher dioptre value has more optical power and can focus light rays more strongly.
- The dioptre of a lens is determined by its focal length, with a shorter focal length corresponding to a higher dioptre value.
- Ophthalmologists use a retinoscope to measure the dioptric power of a patient's eyes.
- Presbyopia, an age-related condition, often requires reading glasses with a positive dioptre value to correct the loss of near vision.
- Laser eye surgery aims to reshape the cornea to reduce or eliminate the need for corrective lenses by altering the dioptric power of the eye.
- In photography, the dioptre of a lens determines its magnification and focusing capabilities, affecting the size and sharpness of the captured image.
- Telescopes and microscopes utilize lenses of varying dioptres to achieve different levels of magnification and resolution.
FAQs About the word dioptre
a unit of measurement of the refractive power of a lens which is equal to the reciprocal of the focal length measured in meters; used by oculistsA unit employed
No synonyms found.
No antonyms found.
The ophthalmologist prescribed me glasses with a dioptre of -2.5 to correct my nearsightedness.
Myopia, also known as nearsightedness, is a common eye condition that requires corrective lenses with a negative dioptre value.
The dioptre is the unit of measurement for the optical power of a lens or curved mirror.
A lens with a higher dioptre value has more optical power and can focus light rays more strongly.
