Teach the functions of the human eye thanks to this economical model. When the retina moves, the shape and thickness of the silicone lens and ciliary body alter.
Teach the functions of the human eye thanks to this economical model. When the retina moves, the shape and thickness of the silicone lens and ciliary body alter. Pictures can be projected on the retina to demonstrate:
* Accommodation of the lens
* Near point of vision
* Myopia
* Hypermetropia
* Presbyopia
* How to correct these problems with glasses
Functional eye is supplied with detailed instruction manual.
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