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.
Multiplexing prism (MxP) field expansion glasses for left acquired monocular vision. (A) Front and back views of the 12° tilted 57Δ base-right, eyeward prism serration MxP, for the patient’s 56° nasal field. The prism was attached over the nose bridge inside the wrap-around sunglasses. (B) Goldman perimetry demonstrating field expansion 85° nasally with the MxP without apical scotoma. Dashed lines indicate the visual field measured without the MxP.
