Question

Which lence is used to removed asigmetigm in human eye?

Answer 1

Hello dear..............

____________________________


ʟᴇɴs (ᴀɴᴀᴛᴏᴍʏ) ʟɪɢʜᴛ ғʀᴏᴍ ᴀ sɪɴɢʟᴇ ᴘᴏɪɴᴛ ᴏғ ᴀ ᴅɪsᴛᴀɴᴛ ᴏʙᴊᴇᴄᴛ ᴀɴᴅ ʟɪɢʜᴛ ғʀᴏᴍ ᴀ sɪɴɢʟᴇ ᴘᴏɪɴᴛ ᴏғ ᴀ ɴᴇᴀʀ ᴏʙᴊᴇᴄᴛ ʙᴇɪɴɢ ʙʀᴏᴜɢʜᴛ ᴛᴏ ᴀ ғᴏᴄᴜs ʙʏ ᴄʜᴀɴɢɪɴɢ ᴛʜᴇ ᴄᴜʀᴠᴀᴛᴜʀᴇ ᴏғ ᴛʜᴇ ʟᴇɴs.

ᴛʜᴇ ʟᴇɴs ɪs ᴀ ᴛʀᴀɴsᴘᴀʀᴇɴᴛ, ʙɪᴄᴏɴᴠᴇx sᴛʀᴜᴄᴛᴜʀᴇ ɪɴ ᴛʜᴇ ᴇʏᴇ ᴛʜᴀᴛ, ᴀʟᴏɴɢ ᴡɪᴛʜ ᴛʜᴇ ᴄᴏʀɴᴇᴀ, ʜᴇʟᴘs ᴛᴏ ʀᴇғʀᴀᴄᴛ ʟɪɢʜᴛ ᴛᴏ ʙᴇ ғᴏᴄᴜsᴇᴅ ᴏɴ ᴛʜᴇ ʀᴇᴛɪɴᴀ.
_____________________________

Answer 2

Answer:

Cylindrical lens is used to remove the astigmatism for a human eye. Concave lens is used for myopic eye and convex lens is used for hypermetropic eye.