Prism base direction for far phoria:Angle:Pt:Eye.left:Qn:Phoropter
prism base direction for far phoria:angle:pt:eye.left:qn:phoropter
Prism base direction for far phoria:Angle:Pt:Eye.left:Qn:Phoropter
prism base direction for far phoria:angle:pt:eye.left:qn:phoropter