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It corrects farsightedness (or longsightedness).
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∙ 14y ago
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When a person is far sided do the need a concave lens or convex lens?
Farsighted people use convex lenses to correct their vision.(This is the correct answer!)
What type of lens are used to correct vision problems?
It depends on what the vision 'problem' is. Convex lenses are used to correct short-sighted errors, while concave lenses correct long-sighted problems.
What type of lens is needed to correct hypermetropia?
Converging lenses....or....convex lens.
What is a lens that is thicker in the middle than at the edges?
a convex lens
Do flashlights have convex or concave lens?
convex lens
When a person is far sided do the need a concave lens or convex lens?
Farsighted people use convex lenses to correct their vision.(This is the correct answer!)
Is a fish-eye lens convex?
Yes. Because convex lens produce real image.. so Fish eye has convex lens
What is a convex and a concave lens?
CONCAVE LENS : lens that atleast possess one end inwards is called as concave lens. CONVEX LENS : lens that atleast possess one end outwards like the exterior of the sphere is called convex lens. According to the medical values convex lens are used for long sight vision problem and concave lens for short sight vision problems.
What type of lens are used to correct vision problems?
It depends on what the vision 'problem' is. Convex lenses are used to correct short-sighted errors, while concave lenses correct long-sighted problems.
What type of lens is needed to correct hypermetropia?
Converging lenses....or....convex lens.
How does a convex lens fix eye problems?
A convex or converging lens can fix eyes with long sighted vision. A person who is long sighted cannot focus on near objects which can be corrected by wearing a convex lens.ÊÊ
What does a convex lens do to light rays when they pass through them?
correct
What is a lens that is thicker in the middle than at the edges?
a convex lens
What is sphere measurement for eye exams?
sphere, standard lens shape (convex or concave) to correct focuscylinder, cylinder shape (both magnitude and angle) to correct astigmatismprism, wedge shape (very rare) to correct the direction the eye is looking (sometimes used to compensate for double vision)
What kind of lens does a projector use?
projector have concave or convex
Do flashlights have convex or concave lens?
convex lens
What type of lenses help correct vision problems?
Concave and Convex
