Assertion: lens's ring | /r/CapableOf | enable variable soft focus effect
Facets:
value: to soft (2)
type: OTHER
Source sentences:
text: Soft focus ring: This ring is found only on the 135 mm 'Soft Focus' prime lens, and enables a variable soft focus effect from completely sharp (0) to very soft (2), although it has little effect when used with apertures over f/5.6.