noun
optical device that helps a user to find the target of interest
• Syn: ↑finder, ↑viewfinder
• Hypernyms: ↑optical device
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view|find|er «VYOO FYN duhr», noun, or view finder,
any device attached to or built in a camera for determining how much of a given scene is being photographed or televised.
Useful english dictionary. 2012.