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Compound lens or lens system designed to be free of astigmatism and able to form approximately point images
Answer for the clue "Compound lens or lens system designed to be free of astigmatism and able to form approximately point images ", 10 letters:
anastigmat
Word definitions for anastigmat in dictionaries
WordNet
Word definitions in WordNet
n. compound lens or lens system designed to be free of astigmatism and able to form approximately point images
Wikipedia
Word definitions in Wikipedia
For the astigmatism correction of electron beams see Stigmator . An anastigmat or anastigmatic lens is a photographic lens completely corrected for spherical aberration , coma , and astigmatism . Early lenses often included the word Anastigmat in their ...
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
anastigmat \anastigmat\ n. 1. compound lens or lens system designed to be free of astigmatism and able to form approximately point images.
Wiktionary
Word definitions in Wiktionary
n. (context photography English) An anastigmatic lens.