Which of the following lenses are used in correction of Astigmatism?

Convex lens
Cylindrical lens
Bifocal lens
None of these

LohaHridoy

4 views

2025-01-04 04:42

1 Answers

AhmedNazir

Option 2 : Cylindrical lens

A cylindrical lens is used for the astigmatism, while a concave lens is used for myopia and a convex lens for far vision.

4 views Answered 2022-09-04 04:29

Related Questions

'Astigmatism' is a disease which affects-?

1 Answers 4 Views

Which lens is used by a person suffering from Astigmatism?

1 Answers 4 Views

If the mirror of a periscope is replaced by lenses then which of the following phenomenon will occur to operate the periscope properly?

1 Answers 4 Views

Which of the following is NOT a difference between lenses and mirrors?

1 Answers 4 Views

Which of the following statements is/are correct Statements: (1) Convex mirrors are used as rearview mirrors in cars, motorcycles, scooters etc. (2) Concave mirrors are used by doctors to focus light inside the ear or mouth for medical examination. (3) Convex mirrors are used by dentists to see enlarged images of patients’ teeth. (4) Concave mirrors are used for shaving purpose?

1 Answers 6 Views

In the following question, select the most appropriate option which should replace the underlined word/phrase in the sentence to make it grammatically correct. If the sentence is correct as it is given and no correction is required, mark the option 'No change required' as your answer. A lot of books has been procured for the library this year.?

1 Answers 4 Views

In the following question, select the most appropriate option which should replace the underlined word/phrase in the sentence to make it grammatically correct. If the sentence is correct as it is given and no correction is required, mark the option 'No change required' as your answer. A herd of cattle were allowed to graze in the cemetery ?

1 Answers 4 Views

Which of the following lenses is used to cure astigmatism?

1 Answers 4 Views

Which of the following lenses are used in projectors?

1 Answers 4 Views

Which among the following glasses is used to make lenses of eyeglass?

1 Answers 4 Views

এক্সাম দিয়ে মেধা যাচাই করুন

Job Preparation (1125)

Admission (754)

এসএসসি (10)

এইচএসসি (5)