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Fish eyes are similar to the eyes of terrestrial vertebrates like birds and mammals, but have a more spherical lens. Birds and mammals (including humans) normally adjust focus by changing the shape of their lens, but fish normally adjust focus by moving the lens closer to or further from the retina .
The curves of ESO's headquarters through a fish-eye lens. [73] Many planetariums now use fisheye projection lenses to project the night sky or other digital content onto the interior of a dome. Fish-eye lenses are used in POV pornography to make things right in front of the camera look bigger.
The four-eyed fish eye. 1.Underwater retina 2.Lens 3. Air pupil 4. Tissue band 5. Iris 6. Underwater pupil 7. Air retina 8. Optic nerve. The maximum length of four-eyed fishes is up to 32 cm TL in A. microlepis, making this species the largest in the order Cyprinodontiformes.
The eye providing vision in fish or other aquatic creature resembling a fish; Fisheye lens, an ultra wide-angle lens used in photography; Fisheye (Sailor Moon), a character from the anime Sailor Moon; Fisheye, the second album by the alternative rock band Callalily; FishEye (software), a revision-control browser by Atlassian Software Systems
The eyes are adapted for seeing underwater and have only local vision. [definition needed] There is an inner ear but no external or middle ear. Low-frequency vibrations are detected by the lateral line system of sense organs that run along the length of the sides of fish, which responds to nearby movements and to changes in water pressure. [2]
The Pacific barreleye fish [1] (Macropinna) is a genus of ray-finned fish belonging to Opisthoproctidae, the barreleye family.It contains one species, M. microstoma.It is recognized for a highly unusual transparent, fluid-filled shield on its head, through which the lenses of its eyes can be seen.
An adipose eyelid is a transparent eyelid found in some species of fish, that covers some or all of the eye. [1] [2] [3] They are most commonly found on deep sea fish, but can also be seen on non-benthic fish. Fish with this feature include milkfish, isospondyls (including herring), jacks, mullets, and mackerel.
The family name Chlorophthalmidae derives from the Greek words chloros meaning "green" and ophthalmos meaning "eye". Some species are of interest to commercial and subsistence fisheries; the fish are made into fish meal or sold fresh. The earliest known member of the group is Acrognathus from the Cenomanian. [1]