The Refraction and Accommodation of the Eye and Their AnomaliesPentland, 1886 - 600 pages |
From inside the book
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Page vii
... crystalline lens or in the spectacle glass ; and the two systems combined form the dioptric apparatus of the Eye . Thus it is to be hoped that the first chapter will enable the reader to dispense with other books on Physics , as far as ...
... crystalline lens or in the spectacle glass ; and the two systems combined form the dioptric apparatus of the Eye . Thus it is to be hoped that the first chapter will enable the reader to dispense with other books on Physics , as far as ...
Page 9
... Crystalline lens , cortical layer , 1.393 Do. intermediate layer , 1.419 Do. nucleus , 1.431 II . - Liquids . Water , White of egg , Human blood , Sulphuric ether ,. Rectified alcohol , Canada balsam , . Saturated solution of sea salt ...
... Crystalline lens , cortical layer , 1.393 Do. intermediate layer , 1.419 Do. nucleus , 1.431 II . - Liquids . Water , White of egg , Human blood , Sulphuric ether ,. Rectified alcohol , Canada balsam , . Saturated solution of sea salt ...
Page 33
... of refracting surfaces . As illustrating this , it suffices to recall the surfaces of the different layers of the crystalline . Very fortunately , these calculations have been considerably reduced by SEVERAL REFRACTING SURFACES . 31.
... of refracting surfaces . As illustrating this , it suffices to recall the surfaces of the different layers of the crystalline . Very fortunately , these calculations have been considerably reduced by SEVERAL REFRACTING SURFACES . 31.
Page 36
... crystalline of the eye , supposed to be homogeneous , since the aqueous humor and the vitreous body have , as we shall see , the same index of refraction . Light coming from the first medium passes through the first 34 PHYSICAL PORTION .
... crystalline of the eye , supposed to be homogeneous , since the aqueous humor and the vitreous body have , as we shall see , the same index of refraction . Light coming from the first medium passes through the first 34 PHYSICAL PORTION .
Page 78
... crystalline ) separates the medium n ' from n " , the latter being more refractive than n ' . Finally , a third surface S " ( the posterior surface of the crystalline ) , concave , forms the limit between the medium n " and a new medium ...
... crystalline ) separates the medium n ' from n " , the latter being more refractive than n ' . Finally , a third surface S " ( the posterior surface of the crystalline ) , concave , forms the limit between the medium n " and a new medium ...
Other editions - View all
The Refraction and Accommodation of the Eye and Their Anomalies Edmond Landolt No preview available - 2023 |
The Refraction and Accommodation of the Eye and Their Anomalies Edmond Landolt No preview available - 2018 |
Common terms and phrases
acuteness of vision adapted ametropia amplitude of accommodation angle anisometropia asthenopia astigmatism atropine axis becomes binocular vision centimetres centre choroid ciliary muscle concave glass convex glass convex lens cornea correcting-glass correction corresponding crystalline lens determine diminished dioptric apparatus dioptric system dioptries diplopia direction distant vision divergent Donders dynamic refraction effort of accommodation emmetropia emmetropic eye equal focal distance formula fundus Hence horizontal hyperopia hyperopic hyperopic eye increase index of refraction infinity inverted Landolt latter lenses less lines of fixation luminous point luminous rays maximum medium metre metre-angles millimetres mydriatic myopes myopia myopic eye nearer nodal point object observed obtain Ophth ophthalmoscope optical optometer patient placed posterior principal focus principal meridians principal point prism produced punctum proximum punctum remotum pupil range of accommodation refractive power refractive surface retina retinal images second principal situated spasm spherical static refraction strabismus tion vertical visual acuteness
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