Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Blink and tear film parameters of the four examples presented in Figure 1.
| TFBUT (s) | SEBR (Blinks/min) | <IBI> (s) | OPI | Incomplete Blinks (%) | Regularity: Coefficient of Variation of IBI (%) | Percentage Exposure Time (%) | |
|---|---|---|---|---|---|---|---|
| A | 10 | 6 | 12 | 0.83 | 0 | 0 | 16.7 |
| B | 10 | 6 | 12 | 0.83 | 33 | 0 | 50 |
| C | 10 | 6 | 12 | 0.83 | 0 | 140.3 | 53.3 |
| D | 10 | 6 | 12 | 0.83 | 33 | 140.3 | 63.3 |
TFBUT: Tear film break-up time; SEBR: Spontaneous eyeblink rate; IBI: Interblink interval; <IBI>: Mean interblink interval; OPI: Ocular Protection Index.
