Ophthalmic OpticsPregunta 15 de 100
Spherical aberration in a lens is best described as what?
a.Color separation of white light
b.Peripheral rays focusing differently than central rays
c.Reflection off both surfaces
d.Distortion from prism
Explicación
Spherical aberration occurs when light passing through the outer (peripheral) zones of a lens focuses at a different point than light through the center, blurring the image. Aspheric designs reduce this effect.
Practica las 100 preguntas gratis — sin registro.
Preguntas relacionadas de este tema
- Vertex distance is the measured space between what two points?
- Chromatic aberration is caused by what?
- Which of the following describes a plano lens?
- The index of refraction of a material is a ratio comparing what?
- An aspheric lens design primarily reduces what?
- Compared with crown glass, polycarbonate is valued mostly for what property?
Última revisión: · proceso editorial
Equipo Editorial de PrepPass · Verificado con ABO (American Board of Opticianry) Certified Optician Exam · Cómo revisamos