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Rotate the template 45°. When the small black dots "line up" on the guide line, lamps can be traced at matching 45° angles. |
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The circle and triangle on either side of the ETC Source Four can indicate an iris or a template in an ellipsoidal. The third symbol in the "barrel designation" area is a square labeled "GMOT". This is in memory of Mr. Gilbert Helmsley, who designated lamps in a plot as "GMOT", or "Get Me Out of Trouble". Hey, the template had space, and who knows what other manufacturing oddities will turn up in the next five years. |
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The Twofer•Dots can both indicate and prespace twofering between traced lamps. |
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