DispensingPregunta 60 de 100
MPD (monocular PD) is preferred over binocular PD because it accounts for what?
a.Lens tint
b.Facial asymmetry between the two eyes
c.Frame color
d.Segment width
Explicación
Monocular PD measures each eye separately from the bridge center, correctly placing each optical center even when the face is asymmetric, which a single binocular PD split in half cannot do.
Practica las 100 preguntas gratis — sin registro.
Preguntas relacionadas de este tema
- If a patient complains a new progressive lens has narrow, distorted side vision, what is the most likely cause of unavoidable blur?
- Which lens material is required for a child's everyday eyewear for safety reasons?
- A patient says their bifocal segment is too high and they see the line while walking. The correct fix is to do what?
- High-minus lenses can be made cosmetically thinner at the edge by doing what?
- For a high-plus (aphakic-type) lens, choosing a smaller frame does what?
- When fitting a progressive lens, accurate fitting-cross placement is critical because what?
Última revisión: · proceso editorial
Equipo Editorial de PrepPass · Verificado con ABO (American Board of Opticianry) Certified Optician Exam · Cómo revisamos