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Anastigmat▼[UK: ˈanastˌɪɡmat] [US: ˈænəstˌɪɡmæt]
Eyepiece▼[UK: ˈaɪ.piːs] [US: ˈaɪ.ˌpis]
Lens▼[UK: lenz] [US: ˈlenz]
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