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[[File:Microlens Array.jpg|thumb|right|140px|A lens array with a hexagon pattern]]
[[File:Microlens Array.jpg|thumb|right|140px|A lens array with a hexagon pattern]]
A '''lens array''' is a collection of [[lens]]es arranged in a specific pattern or grid. It is an important component of [[light field camera]]s and some types of [[light field display]]s.
A '''lens array''' is a collection of [[lens]]es arranged in a specific pattern or grid. It is an important component of [[light field camera]]s and some types of [[light field display]]s.
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+Lens arrays are useful because they translate between angle of light and position of a perpendicular ray.
A lens array is a [[microlens array]] if its lenses are less than 1 millimeter wide.
A lens array is a [[microlens array]] if its lenses are less than 1 millimeter wide.