Contact Lens Terminologies Flashcards
1
Q
Radius of curvature of the posterior Zone
A
Base Curve - BC
2
Q
- Posterior central optic portion of the lens
- it indicates the size visually usable portion of the lens
A
Optic Zone - OZ
3
Q
a measure of the maximum external dimension of a lens
A
Lens Diameter - LD
4
Q
radius of peripheral curve
A
Posterior Peripheral Curve Radius - PPCR
5
Q
width of the posterior peripheral curve portion of the lens
A
Peripheral Curve Width - PCW
6
Q
distance from the line drawn between the outer edges of the lens to the center of the back surface
A
Sagittal Value - sag
7
Q
Center anterior optic portion of the lens
A
Optic cap - OC
8
Q
radius of central anterior optic portion of a lens
A
Optic Cap Radius - OCR
9
Q
anterior peripheral or lenticular portion of the lens
A
Anterior Peripheral Curve Zone - APCZ
