What does OS stand for in Optometry?

Oculus Sinister
OD, OS, OU OD refers to Oculus Dexter while OS represents Oculus Sinister. They are Latin words that mean right eye and left eye respectively. OU refers to Oculus Uterque. It stands for both eyes.

What does 2.00 mean for glasses?

If your prescription reads -2.00, that means you are two diopters nearsighted. If your prescription said +3.50, you are three and a half diopters farsighted.

What is OD versus OS?

O.D.- This is oculus dexter, meaning right eye. O.S.- This is oculus sinister, meaning left eye. O.U.- This is oculus uterque, meaning both eyes.

What is normal eye axis?

An eye doctor will examine an individual’s eyes to determine any vision problems or refractive errors. One aspect that eye doctors will consider is the eye axis. The axis is the lens meridian that does not contain cylinder power, defined by a number between 1 and 180 degrees.

What does OD and OS stand for?

The letters OD and OS in front of a prescription let us know which eye each string of numbers is for. OD ( Oculus Dexter) stands for right eye and OS (Oculus Sinister) for left eye, while OU (Oculus Uterque, Oculus Unitas or Oculus Uniter) means both eyes.

What is OD OS for eyes?

OD-OS denotes the right eye (Oculus Dexter) and left eye (Oculus Sinister), as is commonly used in everyday documentation by eye doctors. Furthermore, OD-OS also stands for Ophthalmic Diagnostics – Ophthalmic Surgery.

What does Os Eye Mean?

OS is an abbreviation for the Latin oculus sinister, meaning left eye. The first number after the determination of which eye is the sphere. A negative number indicates myopia. A positive number indicates hyperopia.

What does OD and OS mean on eyeglass prescription?

When you look at your prescription for eyeglasses, you will see numbers listed under the headings of OS and OD. They are Latin abbreviations; OS (oculus sinister) means the left eye and OD (oculus dextrus) means the right eye.