How to Make a Laser Pointer by Yourself

Pointer - business card teacher. She has much to say about teachers, and on the subject. Laser Pointer, with all its advantages, has been unable to replace conventional.

You will need

• Wooden slats not less than 50 cm in length
• Knife
• File
• Sandpaper
• Varnish for wood
• Tape measure or ruler

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Find a suitable piece of wood. Since the pointer is usually used indoors, no special requirements for the species of wood there. Clean it from the cortex and how to dry. Thereafter, the workpiece need to trim it to be over the entire length of equal thickness. .

Mark the workpiece. From one end of the workpiece, measure 10 cm and proper pointer.

File off the corners of the handle. Planed handle until a smooth round surface. Small gaps treat sandpaper.

The proper pointer should be in the form of a long cone. Treat it with a file and sandpaper. Cover pointer varnish and let dry.