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The O.D. designation on an eyeglass or contact lens prescription means the right eye or oculus dexter. The O.S. means left eye or oculus sinister.

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Which eye is OD?

Right OS = Left Yes....from oculus (eye) dexter (right) and oculus sinister(left)


What is the difference between "os" and "od" in eye prescriptions?

In eye prescriptions, "OS" refers to the left eye and "OD" refers to the right eye.


What does od mean in eye drops?

"od" on a prescription for eye drops mean "right eye"--as in apply the drops to the right eye. "os" means "left eye".


Does OD mean right or left eye?

My guess: Dexter is Latin for right side. Sinister is Latin for left side.


Is OS the left eye?

OD = right eye, OS = left eye. It's latin based OD = ocula diestra, OS = ocula siniestra, OU = oculi uniti (both eyes)


What does OD mean in science?

In science, OD typically stands for "optical density," which is a measure of how much light is absorbed or scattered by a substance. It is commonly used in spectrophotometry to quantify the concentration of a substance in a solution.


What is the abbreviation for the right eye?

ODThe medical abbreviations regarding the eye(s) are OD (Oculus Dexter, right eye), OS (Oculus Sinister, left eye), and OU (Oculus Uterque, both eyes).


Is a glasses prescription with OD -0.25 OS plus 1.75 powerful or mild?

Your right eye RX (OD) is very weak. Your left eye RX (OS) is rather mild. -US Navy Optician


What does OD mean in Ophthalmology?

The terms Oculus Dexter (right eye), Oculus Sinister (left eye), and Oculus Uterque (both eyes) are used in medicine, usually abbreviated OD, OS, and OU, respectively.


What is the medical abbreviation meaning eye drops in the right eye?

gtt OD is the medical abbreviation for drops in right eye.


Which ear is OD?

neither o.d. is the abbreviation for oculus dexter, the right eye. The left eye is oculus sinister, o.s. The right ear is abbreviated a.d. (auris dextra), and the left ear is a.s. (auris sinistra) or a.l. (auris laeva).


What does "OD" mean in an eye prescription and how does it affect the overall vision correction process?

"OD" in an eye prescription stands for "oculus dexter," which means right eye in Latin. It indicates the specific correction needed for the right eye. The prescription for the left eye is labeled as "OS" for "oculus sinister." Understanding these labels helps ensure the correct lenses are prescribed and fitted for each eye, leading to accurate vision correction.