The following are seen through the eyes of three different patients who look at a penlight through a pair of Bagolini's glasses. The right lens has striations running parallel at 450 (with respect to the trial frame) and the left lens has striations running parallel at 1350 (with respect to the trial frame).   a.  b.  c.  What is the binocular status of: a. patient a b. patient b c. patient c?

 

Answer to a
a. Bifoveal or anomalous binocular vision
The Bagolini glasses contain two glasses placed in front 
of each eye with the striations set at angles of 45 and
135 degrees and therefore perpendicular to each other. 
The image seen is at 90 degrees to the striations.

Answer to bb. Left suppression

Answer to c
c. Right central or paracentral suppression scotoma
 

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