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PRESCRIPTION SPHERE CYLINDER AXIS ADD PRISM
in/out
PRISM
up/down
REFRACTION
VERTEX
R mm
L mm
FITTING
 
DISTANCE PD
 
NEAR PD
 
HEIGHT
 
R
L
VERGENCES
@6 metres
BU OD BD OD BI OU BO OU
 
FRAME EYE SIZE BRIDGE DEPTH WIDEST WRAP* PANT* R BRIDGE
VERTEX*
L BRIDGE
VERTEX*
WORKING
DISTANCE