A small eye of an insect or other arthropod which has only one lens, typically present in one or more pairs.
单眼。亦称OCELLUS . 比较COMPOUND EYE
Contrasted with compound eye Also called ocellus
Example sentencesExamples
This schizochroal optical system, acting as an aggregate of simple eyes, may have provided a kind of stereoscopic vision because of the geometrical arrangement of lenses on the visual surface.
Complementing the large compound eyes, locusts have three much smaller simple eyes or ocelli characterized by rapid signal transmission and high photic sensitivity but very poor spatial resolution.
Humans, indeed all seeing vertebrates, have so-called simple eyes: they have a single lens system, focusing light to form one, continuous image of the outside world.
Between the compound eyes are usually three simple eye, or ocelli.
They consist of a pair of compound eyes made up of numerous six-sided facets (28,000 in some dragonflies, 4,000 in house flies) plus three simple eyes.
Definition of simple eye in US English:
simple eye
noun
A small eye of an insect or other arthropod which has only one lens, typically present in one or more pairs.
单眼。亦称OCELLUS . 比较COMPOUND EYE
Also called ocellus Contrasted with compound eye
Example sentencesExamples
Humans, indeed all seeing vertebrates, have so-called simple eyes: they have a single lens system, focusing light to form one, continuous image of the outside world.
Complementing the large compound eyes, locusts have three much smaller simple eyes or ocelli characterized by rapid signal transmission and high photic sensitivity but very poor spatial resolution.
This schizochroal optical system, acting as an aggregate of simple eyes, may have provided a kind of stereoscopic vision because of the geometrical arrangement of lenses on the visual surface.
Between the compound eyes are usually three simple eye, or ocelli.
They consist of a pair of compound eyes made up of numerous six-sided facets (28,000 in some dragonflies, 4,000 in house flies) plus three simple eyes.