Assertion: round filter | /r/HasProperty | 52 mm
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: Filter adaptors for compact cameras: For some high end compact cameras, such as the Sony RX100 line, both official adaptors and generic third-party mounting systems such as magfilter and Lensmate exist to allow you to mount standard threaded round filters, usually 52 mm in diameter.