De radiis visvs et lvcis in vitris perspectivis et iride tractatus (1611)
De Dominis, Marco Antonio, 1560-1624 · Venetiis : Apud Thomam Baglionum · leaf 57
.€ft. Ex maiori autem apertione anguli vifiui, longius hoc inftrumentum praftat ea in quibus breuiora füperat inftrumenta .. Ápetit veró magis angulum vifiuum , quia operatur per radios à perpendiculari remotio- res. Docent fane expetientie radios incidentes in. huiufmodi uitra len- ticularia ,… … incer-
Optics -- Early works to 1800
Internet Archive · Fisher - University of Toronto · Public domain (published before 1931). Free to use for anything.
![An illustration from Sphaera mundi, seu, Cosmographia : demonstratiua, ac facili methodo tradita : in qua totius mundi fabrica, vna ̀cum novis, Tychonis, Kepleri, Galilaei, aliorumq[ue] astronomorum adinuentis continetur : accessere, I. Breuis introductio ad geographiam, II. Apparatus ad mathematicarum studium, III. Echometria, idest geometrica traditio de echo (1620)](https://img.insideoutlibrary.com/img/200/ia-sphaeramundiseuc00bian_0-124-0.webp)
