Lens array, manufacturing method thereof, LED head having...

Details Lens array, manufacturing method thereof, LED head having... Lens array, manufacturing method thereof, LED head having...

2011-03-01

2011-03-01

Ben, Loha (Department: 2873)

Optical: systems and elements

Single channel simultaneously to or from plural channels

By surface composed of lenticular elements

C359S619000, C359S621000, C359S626000, C359S455000, C399S047000, C399S051000, C399S218000, C347S238000, C347S241000, C347S244000, C362S248000, C362S268000, C250S208100

Reexamination Certificate

active

07898738

ABSTRACT:
An exposure device is provided that has a light emitting unit having a plurality of light emitting elements and a lens array having a pair of lenses having a first lens and a second lens, the lens array having a shielding unit for shielding a light from any one of the pair of lenses, wherein a formula EC<EP/2 is satisfied, where EP denotes an interval between two adjacent light emitting elements of the plurality of light emitting elements and where EC denotes an off-set between a central axis of the first lens and a central axis of the second lens.

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