TREA

Simple or compound lenses

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Industry

  • CPC
  • G02B3/00
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Parent Industries

GPHYSICS G02Optics G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS

Current Industry

G02B3/00Simple or compound lenses

Sub Industries

G02B3/0006Arrays G02B3/0012characterised by the manufacturing method G02B3/0018Reflow, i.e. characterized by the step of melting microstructures to form curved surfaces G02B3/0025Machining G02B3/0031Replication or moulding G02B3/0037characterized by the distribution or form of lenses G02B3/0043Inhomogeneous or irregular arrays G02B3/005arranged along a single direction only G02B3/0056arranged along two different directions in a plane G02B3/0062Stacked lens arrays G02B3/0068arranged in a single integral body or plate G02B3/0075characterized by non-optical structures G02B3/0081having one or more elements with analytic function to create variable power G02B3/0087with index gradient G02B3/02with non-spherical faces G02B3/04with continuous faces that are rotationally symmetrical but deviate from a true sphere G02B3/06with cylindrical or toric faces G02B3/08with discontinuous faces G02B3/10Bifocal lenses Multifocal lenses G02B3/12Fluid-filled or evacuated lenses G02B3/14of variable focal length
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