Title:
NEAR-INFRARED CUT LENS AND SPECTACLES HAVING THE SAME
Document Type and Number:
Japanese Patent JP2020003744
Kind Code:
A
Abstract:
To provide a lens which offers a superior and stable near-infrared blocking effect.SOLUTION: A near-infrared cut lens 1 for blocking near-infrared rays disclosed herein is made of a composite resin containing a specific near-infrared control agent and magnesium stearate in a weight ratio of approximately 1/1, where the specific near-infrared control agent and magnesium stearate contained therein amount to 0.03-0.05 wt.% relative to the composite resin.SELECTED DRAWING: Figure 1
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Inventors:
KANEDA MICHIYASU
Application Number:
JP2018125550A
Publication Date:
January 09, 2020
Filing Date:
June 29, 2018
Export Citation:
Assignee:
NIHON KOZAI KK
International Classes:
G02B5/22; G02C7/10
Attorney, Agent or Firm:
Tomijiro Tamari