# Scholia in Euclidis optica (scholia vetera) 38

Scholia in Euclidem, Scholia in Euclidis optica (scholia vetera), Section 38. Ancient Greek.

Canonical: https://interlinea.aeterna-institute.org/library/greek/scholia-in-euclidem/scholia-in-euclidis-optica-scholia-vetera/38

38. Ὃ ὄπισθεν ἔλεγε δυνατὸν δείκνυσθαι καὶ ἐπὶ τῆς κοίλης περιφερείας, τοῦτο νῦν δεικνύει· οἷον ἐὰν ἐπὶ τοῦ κέντρου τῆς περιφερείας τεθῇ τὸ ὄμμα, αἱ δὲ ἐκ τοῦ κέντρου ὑποτεθῶσιν ὡς ἀκτῖνες, μέγιστον μὲν φανήσεται ἡ ΑΒ εὐθεῖα, τὸ πρότερον ἀκτὶς ὑπέκειτο, ἀεὶ δὲ ἡ ἔγγιον τῆς ΑΒ τῆς ἀπώτερον μείζων τῆς προτέρας προχωρούσης δείξεως.

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Scholia in Euclidem, Scholia in Euclidis optica (scholia vetera), ed. Johan Ludvig Heiberg, H. Menge. Text: The Greek Library, from the Perseus Digital Library and other open sources, CC BY-SA 4.0. Changes: apostrophes normalised and the text divided into reading sections by Interlinea.
License: CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Source: https://thegreeklibrary.pages.lisn.upsaclay.fr/works/tlg5022.tlg003.local001/.