Contents
Preface to the whole book | 3 |
Contents | 10 |
Inquiry into the properties of lights and into | 13 |
Copyright | |
23 other sections not shown
Other editions - View all
The Optics of Ibn Al-Haytham: On Direct ..., Book 1, Volume 1 - Book 3, Volume 1 Alhazen No preview available - 1989 |
Common terms and phrases
aperture beautiful coloured body common nerve concavity cone conjunctiva contemplation continuous bodies cornea crystalline crystalline's surface difference discernment equal error in inference errs in regard exists extend extremely eye's surface facing the eye faculty of judgement fails to perceive forms of lights forms of visible forms produced frontal illuminated inclined intersection light and colour light radiates looks manifest moderate distance moderate range motion nerve's cavity object falls object's distance object's form object's surface occur in regard opacity opaque body opposite particular properties pass perceive the form perceive the magnitude perceive the object perceives an object perception position pure sensation quiddity radial axis radial lines reaching the eye recognition rectilinearly refracted roughness sentient organ shadow shape shown sight perceives sight will perceive similar single object smooth straight interval straight lines strong light transparent body uvea visible objects vision vitreous vitreous humour wall white body whole