Question

what is kaleidoscope ​

Answer 1

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ᴀ ᴋᴀʟᴇɪᴅᴏsᴄᴏᴘᴇ ɪs ᴀɴ ᴏᴘᴛɪᴄᴀʟ ɪɴsᴛʀᴜᴍᴇɴᴛ ᴄᴏɴsɪsᴛɪɴɢ ᴏғ ᴛᴡᴏ ᴏʀ ᴍᴏʀᴇ ʀᴇғʟᴇᴄᴛɪɴɢ sᴜʀғᴀᴄᴇs. ᴛʜᴇsᴇ sᴜʀғᴀᴄᴇs ᴀʀᴇ ᴛɪʟᴛᴇᴅ ᴛᴏᴡᴀʀᴅs ᴇᴀᴄʜ ᴏᴛʜᴇʀ ᴀᴛ ᴀ ᴄᴇʀᴛᴀɪɴ ᴀɴɢʟᴇ ᴛᴏ ᴏʙᴛᴀɪɴ sʏᴍᴍᴇᴛʀɪᴄᴀʟ ᴘᴀᴛᴛᴇʀs ᴡʜᴇɴ ᴠɪᴇᴡᴇᴅ ғʀᴏᴍ ᴛʜᴇ ᴏᴛʜᴇʀ ᴇɴᴅ. ᴛʜᴇ ᴛᴜʙᴇ ᴡɪᴛʜ ʀᴇғʟᴇᴄᴛɪɴɢ sᴜʀғᴀᴄᴇs ᴄᴏɴsɪsᴛs ᴏғ ᴄᴏʟᴏᴜʀᴇᴅ ᴘɪᴇᴄᴇs ᴏғ ɢʟᴀss. ✿◉●•◦

Answer 2

Kaleidoscope is a device that makes beautiful patterns on the basis of multiple reflection.  

The kaleidoscope was patented in Scotland in 1816 by Sir David Brewster.

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