| 摘要 |
PURPOSE: A writing instrument for stereograph expression is provided to write down with a plurality of lines consisting of various colors and thicknesses. CONSTITUTION: The writing instrument for stereograph expression comprises a body(10) and at least two leads(11,12) contained in the body(10). A central axis(11a, 12a) of each lead(11,12) makes a certain angle(α) with a central axis of the body(10) upon an internal fixing rod(20) of the body(10). The central axis of the body(10) makes a certain angle(β) while the lead ends(11b,12b) of the leads(11,12) are contacted with the writing surface(S). The leads(11,12) can be exposed in spaced state apart in a certain distance from the central axis of the body(10).
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