<unk> ,<unk> , refers to an anopia affecting a quarter of the field of vision. It can be associated with a lesion of an optic radiation. While<unk>  can be caused by lesions in the temporal and parietal lobes, it is most commonly associated with lesions in the occipital lobe.
Quadrantanopia
Presbyopia
Ocular dysmetria
Pseudomyopia
Heterotopia 
Tunnel vision
Cerebral polyopia
Nyctalopia