Sony DCR-VX1000 - Manual (Page 41)

41
Advanced Operations
Using the ND Filter
Using the ND filter (correspond to one-tenth the quantity of light), you can record a picture clearly,
preventing the picture from going out of focus under bright conditions.
When ND ON flashes in the viewfinder [a]
Set ND FILTER to ON.
When ND OFF flashes in the viewfinder [b]
Set ND FILTER to OFF.
ND
FILTER
ON
OFF
ND
FILTER
ON
OFF
[b] [a]