e ways to observe the Sun. <br><br>A filter that fits over the objective of the telescope is called a pre-filter. If you use a pre-filter, be absolutely certain it cannot be dislodged accidentally by the wind or by being bumped. If you are in doubt, securely tape the side flange of the filter to the telescope tube. When I construct a mounting cell for a solar pre-filter, I always include a large thumb screw that secures the cell to the tube.<br><br>Start your solar observing by counting sunspots. Apart from