The TROJAN CADMASTER PACK comprises of a Graphics program plus a Light Pen and this instruction booklet. The pack is intended for use by micro users of all ages and any level of expertise. It can be used to produce any type of picture from a full colour art display to a black and white technical drawing. The ‘Pin Point’ function in the program allows pixel accuracy and the various line thicknesses can be used to dramatic effect. Please experiment with all the functions which when combined with all 16 colours and the three pens give more choices than we mention in this booklet. Please adjust CONTRAST and BRIGHTNESS on the screen for best results.!