Manfrotto MVA511FF Manual página 6

GB
INDEX/WITNESS MARKER BUTTON
The index/witness marker button, when pressed, allows the index ring to be rotated through 360
degrees in either direction . When the slide switch is engaged, the operator can set the end focal
point . When the slide switch is disengaged, the index only functions as a witness mark for the
marking disc .
SECOND LIMIT STOP BUTTON
The second limit stop button, when pressed, allows the second limit ring to be rotated through
360 degrees in either direction . When the slide switch is engaged, the operator can set the start
focal point . When the slide switch is disengaged, the second limit stop has no function .
WITNESS MARKER
The witness marker allows the operator to accurately align with the focal reference points on the
marking disc .
DOUBLE-SIDED DRIVE
The double-sided drive is mechanically driven by the handwheel and accommodates a friction
wheel/drive gear on the front or rear shaft . The double-sided drive can be unscrewed and rotated
through 180 degrees to allow the mechanism to move in the opposite direction, depending on
the operators preference .
FRICTION WHEEL/DRIVE GEAR
A friction wheel/drive gear can be attached to the front or rear of the double-sided drive . When
attached, the friction wheel/drive gear engages with the camera lens to allow the focus to be set
as desired .
UPPER SLIDE BRIDGE
When the Manfrotto Follow Focus is mounted on the support rods, the upper slide bridge can be
adjusted to accommodate a variety of lens diameters . When the upper slide bridge is in the re-
quired position, it is secured in place using the bridge clamp .
LOWER SUPPORT ROD BRIDGE
The lower support rod bridge allows the Manfrotto Follow Focus to be mounted onto Ø15 mm
support rods . When the Manfrotto Follow Focus has been adjusted to the required position, it is
secured in place using the bridge clamp .
BRIDGE CLAMP
The bridge clamp has two functions . The first function is to act as a support rod clamp and the
second function is to allow the upper slide bridge to be adjusted . The bridge clamp is located on
the underside of the lower support rod bridge .
MANFROTTO FOLLOW FOCUS MOUNTING
The Manfrotto Follow Focus can be used with any set up conforming to the Ø15mm LWS rod
standard . When using the Manfrotto Base Plate, mount the Manfrotto Follow Focus and position
on the support rods until the friction wheel or drive gear is aligned with the camera lens gear . The
upper slide bridge is then adjusted to enable the friction wheel/drive gear to engage with the
camera lens gear, the n secured in place with the bridge clamp . After mounting the Manfrotto
Follow Focus, the Manfrotto Matte Box can be mounted to interface with the camera lens .
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