© Copyright Qvis ®. All documentation rights reserved. 273.3 Lens AdjustmentTurn the lens counter clockwise to remove the cover, now you can see the iris front and rear control rod.The front control rod is to focus and the rear control rod is to zoom (see Figure 3-5). Please turn clockwiseto fix the lens cover back firmly.Important Please remove the sunshield first and remove the lens cover, if you cannot unfasten the lens cover. The lens cover is designed to be waterproof. Please make sure it is secure after you complete the lensadjustment. This IP camera product has the default motorised zoom lens. You do not need to adjust manually.Figure 3-5 Lens adjustment3.4 Bracket AdjustmentYou can use an inner hex screw to control the bracket. Please use the inner hex wrench from theinstallation accessories bag to unfasten the screw. Please refer to Figure 3-6 or Figure 3-7 according to theactual product. The horizontal angle of the rear cover can rotate 360°, the tilt angle can rotate 90° and thechassis can rotate 360°.Please use the inner hex wrench to firmly secure the M4 inner hex screw and the three M4 inner hex flattight screws on bracket cover after you complete the setup.Important: Please make sure the M4 inner hex screw or M4 inner hex flat tight screws are firm,otherwise it may result in chassis vibration and the camera will not be able to fix to a specifiedangle.