Title:
ランプ、発光モジュール及びその組合せレンズ
Document Type and Number:
Japanese Patent JP6963658
Kind Code:
B2
Abstract:
A lamp, a light emitting module, and a combined lens thereof are provided. The combined lens includes a first lens portion and a second lens portion. The first lens portion has a surrounding lateral surface, an incident surface arranged inside of the surrounding lateral surface, and an exit surface opposite to the incident surface. The second lens portion includes a light diffusion surface and a light output surface. The light diffusion surface is spaced apart from and face toward the exit surface, and has a plurality of light diffusion microstructures that are arranged on a projection region defined by orthogonally projecting the exit surface onto the light diffusion surface. The combined lens is configured to guide light therein to travel out through the light output surface by passing through the exit surface and the light diffusion microstructures.
Inventors:
▲張▼ 文▲龍▼
▲許▼ 嘉斌
▲許▼ 嘉斌
Application Number:
JP2020114037A
Publication Date:
November 10, 2021
Filing Date:
July 01, 2020
Export Citation:
Assignee:
▲開▼▲發▼晶照明（厦▲門▼）有限公司
International Classes:
F21K9/233; F21K9/69; F21V3/00; F21V3/02; F21V5/00; F21V5/04; F21V13/12; G02B3/08
Domestic Patent References:
| JP2009016861A | ||||
| JP2015090781A | ||||
| JP2017120776A |
Attorney, Agent or Firm:
Yasuhiko Murayama
Shinya Mitsuhiro
Tatsuhiko Abe
Shinya Mitsuhiro
Tatsuhiko Abe