A Handbook of the diseases of the eye and their treatmentP. Blakiston, Son, 1892 - 318 pages |
From inside the book
Results 1-5 of 61
Page ix
... Glasses - Normal Refraction and Accommodation - The Metre Angle - The Angle Gamma - The Sense of Sight ( Light- Sense , Color - Sense , Form - Sense ) —The Field of Vision . . . CHAPTER II . ABNORMAL REFRACTION AND ACCOMMODATION ...
... Glasses - Normal Refraction and Accommodation - The Metre Angle - The Angle Gamma - The Sense of Sight ( Light- Sense , Color - Sense , Form - Sense ) —The Field of Vision . . . CHAPTER II . ABNORMAL REFRACTION AND ACCOMMODATION ...
Page 1
... Glasses - Normal Refraction and Accommodation - The Metre Angle -The Angle Gamma - The Sense of Sight ( Light - Sense , Color- Sense , Form - Sense ) -The Field of Vision . SOME ELEMENTARY OPTICS . FIG . 1 . Refraction . The light ...
... Glasses - Normal Refraction and Accommodation - The Metre Angle -The Angle Gamma - The Sense of Sight ( Light - Sense , Color- Sense , Form - Sense ) -The Field of Vision . SOME ELEMENTARY OPTICS . FIG . 1 . Refraction . The light ...
Page 13
... glass be then held before the eye , the object will also be clearly seen , showing that the accommodative effort may ... glasses with which the object can still be distinctly seen , is called the Relative Ampli- tude of Accommodation ...
... glass be then held before the eye , the object will also be clearly seen , showing that the accommodative effort may ... glasses with which the object can still be distinctly seen , is called the Relative Ampli- tude of Accommodation ...
Page 18
... glasses perfect vision is obtained , we may in general conclude that the eye is organically sound , and that the patient's com- plaints are due to the defect in accommodation or refraction . If the glasses do not restore perfect vision ...
... glasses perfect vision is obtained , we may in general conclude that the eye is organically sound , and that the patient's com- plaints are due to the defect in accommodation or refraction . If the glasses do not restore perfect vision ...
Page 19
... glasses . Now , in order to measure the acuteness of vision , we must have a normal standard for comparison , i . e . , we must find what is the size of the smallest retinal image whose form can be dis- tinguished . We cannot measure ...
... glasses . Now , in order to measure the acuteness of vision , we must have a normal standard for comparison , i . e . , we must find what is the size of the smallest retinal image whose form can be dis- tinguished . We cannot measure ...
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Common terms and phrases
acuteness of vision affection amblyopia ametropia amplitude of accommodation angle anterior chamber appearance aqueous humor astigmatism atrophy atropine axis bandage become blennorrhoea bulbar capsule cataract cause centre chamber choroid chronic cicatrix ciliary ciliary body color concave conjunctiva convergence convex cornea cure defect dilated diplopia disease distance emmetropic epithelium external rectus eyeball eyelids fibres flap focus forceps foreign body glass glaucoma Graefe's hemianopsia hemorrhages horizontal hypermetropia incision infiltration inflammation iridectomy iris iritis lachrymal latter layers lens lesion liable light macula lutea margin method metres mirror motion muscle myopia normal object occurs opacity operation Ophthal ophthalmia ophthalmoscope optic nerve optic papilla orbital palpebral paralysis passed patient portion posterior prolapse pupil purulent rays refraction result retina sclerotic seen skin sometimes stage strabismus surface surgeon sutures swelling symptoms tarsus tension third nerve tion tissue Treatment tumor ulcer upper lid usually vertical meridian vessels vitreous humor wound
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