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- This page was last edited on 13 August 2017, at 08:28.
Βέλτιστε, μὴ τὸ κέρδος ἐν πᾶσι σκόπει → Amice, ubique lucra sectari cave → Mein bester Freund, sieh nicht in allem auf Profit
dĭoptra: ae, f., = δίοπτρα,
I an optical instrument to measure the height of places, Vitr. 8, 6; for measuring the sun's shadow, Plin. 2, 69, 69, § 176.