Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences, fol. -
Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German. Mean line confidence on this page: 0.89.
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The machine reads it as
- nud poine che Lmasc ol ihe Pvinc P, on ihe Furdot
- c esCac c
- it ec dirergins Rars B u, b X, (Fi8. 1.
- fusedlr, For ds Paleu Or the Space r+; Wvhereas
- to cause distinct Vann, l Mould onlr be painred
- chac Ao trom che Poinc b, ineer che Convex- gla(5
- x, aud are therebr made to converge, a5 vi, X h
- and (0 fall on the Fre, and there paltine chroueh
- the Ceystalline s h, are made to Converse Yet
- more, 25i e, ke: Elere cher crols in the Poince
- betore cher reachthe RetinarF, and consequent.
- Iy do paint chercon the Image of the Poine b con-
- The Pond, Wnich is the Verrex of the Opricke
- Angle, is varionsy assiened by rarious AuctOrS;
- Come placins ic in che Cenrre of the Fye; Others
- in the Verrex oF the Crystalline; Others in the
- Verrex of the outward Coat or Cornea of thefye;
- bur tis a Matter OF no great consequence Wherever
- ve place ic; for accordins ro the bignels of this
- Faule ot cheir Fyes
- Whoare called Myopes
- Purblind, Or Short
- Sichted. For in chem
- che Crrstalline is E00
- Conrex, (a5 in F18. 3
- bochche Convex- glass
- and Cerstalline jornd
- rogether, make tOC
- Greac a C onvezitr) u
- nitins che Rarsbetore
- ther arrive ac the RC.
- cina. And cheretore
- chey are help d be
- Concave slasses, wrhich
- catre oA trom che rOO
- Sreat Conrexiey ot
- cheir Crystalline, some
- parr ot ies Retractire
- Porver: Or rathet
- these Concares make
- the Rays diverse 10
- thac cheir Cerstalline
- Mall be sufticient onty
- to brins chem again
- together, (0 thac chey
- be noc touched, ril
- rheyarrire actheFund
- oE the Fye.
- Myopes are allo hel.
- ped by holdine che
- Object verrnear; Lon
- thenche Rars thac Fal
- on cheir Fye trom ans
- single Point, de more
- diverge, chan when the
- Eye is Farchex Fromthe
- Point, and consequent.
- Iy cheir t00 Convex
- Crrstalline does bur
- sussice to brins chem
- rogerher on che Re.
- tina.
- B. Onthe ContTAEY
- the Fres oF OId Mer
- have cheir Crystalline
- Angle a oc the Image on the Fund of che EsC is 100 AaF, (a5 Fis. 4.
- bigger or lels.
- and cannor correctche
- divergence ofcheRays
- e perccive the Rays thac ROW FrOm the Bu, B k, EO make them meet on the KCMaTL, buL
- Point b, do proceed tothe Lre Divergins, 25 b 5,
- Bo, bh: And if che Object a c vere intinicelr di-
- stant from ehe Fre, or lodistaneFrom chefire, thac
- the Breadch oF the Pupili le ivere insensible in com-
- Parison co chis Vistance; then RayS b8, b 0, bh,
- berond che Ere aEC. WheretOre For theirhelp ris
- requisite cher add theadrentirious Conrexier oF 2
- OlaIs; thac boch ic and che Cerstalline toserher,
- mar be Cufficient co unire the Rays jus aE che Re-
- tina: And From hence ic appears, charspectacles help
- rould procced a5 ic vere parallel, and (0 Fall on OId Men, noc by magnitrins an Obiect, but by
- the Eyc: In Boch erhich cales, by means ot thc makeinu ies Axpearance dictinct; For OId NIen CAn.
- Retractions ot ihe Fye, cher ace brovehi ioseihec, noc cend he lacgek Pcinc Wichone Spectactes, and
- on a correspondent Poinc on che Retina.
- And chis is the
Cite
Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences, fol. - . Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/806933011:0900?run=74