The difference is as great between / The optics seeing, as the object seen.
1819, (w), Don Juan, I:
how they, / Who saw those figures on the margin kiss all, / Could turn their optics to the text and pray, / Is more than I know(..)
(RQ:Chmbrs YngrSt)
Elbows almost touching they leaned at ease, idly reading the almost obliterated lines engraved there. ¶ (nowrap) understood it," she observed, lightly scornful. "What occult meaning has a sun-dial for the spooney? Im sure I dont want to read riddles in a strange gentleman's optics."