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Acronyms & Abbreviations
D.
|
Diopters |
|
MM.
|
Millimeter |
-
|
Minus |
|
O.C.
|
Optical Center |
+
|
Plus |
|
O.D.
|
Dr. of Optometry |
Add
|
Bifocal Addition |
|
O.D.
|
Right eye |
Ax
|
Axis |
|
O.S.
|
Left eye |
B.C.
|
Base Curve |
|
O.U.
|
Both eyes |
B.D.
|
Base Down |
|
P.D.
|
Pupillary Distance |
B.I.
|
Base In |
|
Pl.
|
Plano |
B.O.
|
Base Out |
|
Ref.
|
Refraction |
B.U.
|
Base Up |
|
RX
|
Prescription |
Bif.
|
Bifocal |
|
S.V.
|
Single Vision |
Bridge
|
DBL of a frame |
|
Seg.
|
Segment |
C.C.
|
Cable Temples |
|
Sk.
|
Skull |
Cyl.
|
Cylinder |
|
Sph.
|
Sphere |
Dec.
|
Decentration |
|
Tri.
|
Trifocal |
Exam
|
Examination |
|
X
|
Axis |
M.D.
|
Dr. of Medicine |
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Zyl.
|
Plastic frame |
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