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[[File:Microlens Array.jpg|thumb|right|120px|A part of a microlens array in a hexagonal pattern]]
[[File:Microlens Array.jpg|thumb|right|120px|A part of a microlens array in a hexagonal pattern]]
A '''lens array''' is an optical device that has lots of tiny lenses. It can be used to make a [[light field display]].
A '''lens array''' is an optical device that has lots of tiny lenses. It can be used to make a [[light field display]].
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+Lens arrays can be made at different sizes. A microlens array is generally one with each lens smaller than 1 millimeter in diameter.
It is a flat piece of glass with tiny [[lenslet]]s manufactured into the surface.
It is a flat piece of glass with tiny [[lenslet]]s manufactured into the surface.