Assertion: camcorder's button | /r/CapableOf | change hybrid function
Facets:
value: by blocking the image
type: MANNER
value: to electronical viewfinder
type: TRANSITIVE-OBJECT
Source sentences:
text: A button can change the hybrid function to electronical viewfinder by blocking the image through the optical viewfinder with moving a half mirror prism to be a straight up mirror.