Define the following terms - scanner.
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A scanner is a device that captures images from photographic prints, posters, magazine pages, and similar sources for computer editing and display. Scanners come in hand-held, feed-in, and flatbed types and for scanning black-and-white only, or color.
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ᴀɴ ɪᴍᴀɢᴇ sᴄᴀɴɴᴇʀ—ᴏғᴛᴇɴ ᴀʙʙʀᴇᴠɪᴀᴛᴇᴅ ᴛᴏ ᴊᴜsᴛ sᴄᴀɴɴᴇʀ, ɪs ᴀ ᴅᴇᴠɪᴄᴇ ᴛʜᴀᴛ ᴏᴘᴛɪᴄᴀʟʟʏ sᴄᴀɴs ɪᴍᴀɢᴇs, ᴘʀɪɴᴛᴇᴅ ᴛᴇxᴛ, ʜᴀɴᴅᴡʀɪᴛɪɴɢ ᴏʀ ᴀɴ ᴏʙᴊᴇᴄᴛ ᴀɴᴅ ᴄᴏɴᴠᴇʀᴛs ɪᴛ ᴛᴏ ᴀ ᴅɪɢɪᴛᴀʟ ɪᴍᴀɢᴇ. ᴄᴏᴍᴍᴏɴʟʏ ᴜsᴇᴅ ɪɴ ᴏғғɪᴄᴇs ᴀʀᴇ ᴠᴀʀɪᴀᴛɪᴏɴs ᴏғ ᴛʜᴇ ᴅᴇsᴋᴛᴏᴘ ғʟᴀᴛʙᴇᴅ sᴄᴀɴɴᴇʀ ᴡʜᴇʀᴇ ᴛʜᴇ ᴅᴏᴄᴜᴍᴇɴᴛ ɪs ᴘʟᴀᴄᴇᴅ ᴏɴ ᴀ ɢʟᴀss ᴡɪɴᴅᴏᴡ ғᴏʀ sᴄᴀɴɴɪɴɢ.
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