Assertion: series filter | /r/HasAspect | different thread pitch
Facets:
value: slightly
type: DEGREE
Source sentences:
text: Also, Series filters have a slightly different thread pitch than E-filters (for example, the Series VIII filters have a 36 tpi-pitch compared to the 32 tpi for E67 filters), so that forcing a Series retaining ring deep onto a modern lens could damage the thread.