Assembly – assembling the filter framesSlide the assembled filter frameTwo filter stages are available between the sunshadeand the rear clamping interface: one fixed and onerotatable stage. Slowly push the filter frame down,until it audibly ‘clicks’ into place. If you can feelmechanical resistance, slacken the red fixing screwa few turns (see step 3).into the filter stage.31 Push up the filter spring. Align thefilter in the frame, then release thespring to fix the filter in place.BA4" x 4"4" x 5.65"A BORA BORrear stagefront stage2Turn the red fixing screw on the filter stageclockwise to secure the filter frame in position.The rear filter frame can be rotated 360°.Push the head of the filter frame to the leftor right. Tighten the large silver fixingscrew on the front filter stage tolock the rotation.11