IP Library Granted Patent US 10,739,554
Granted Patent B2
US 10,739,554 · App. 15/793,290 · Granted Aug 11, 2020

Electro-optical device, manufacturing method of electro-optical device, and electronic apparatus

Inventor: Manabu Kondo (Matsumoto, JP)
Assignee: SEIKO EPSON CORPORATION
G02B7/1815B81B7/008B81C1/00317G02B5/208G02B26/0841G03B21/008B81B2201/042B81B2207/012B81C2203/0118B81C2203/0785H01L2224/48227H01L2224/73265H01L2924/15174H01L2924/16195
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Quick Facts
Patent No.
US 10,739,554
App. No.
15/793,290
Granted
Aug 11, 2020
Kind
B2
Abstract

An electro-optical apparatus has an element substrate that is provided with a mirror and a sealing member which seals the mirror, and the sealing member includes a light-transmitting cover which faces the mirror opposite from the element substrate. An infrared cut filter is laminated on the light-transmitting cover.

Claims (30)

1. An electro-optical device comprising:

an element substrate;

a mirror that is provided on a first face side of the element substrate;

a driving element that drives the mirror;

a sealing member that has a light-transmitting cover and is provided such that the mirror is positioned between the light-transmitting cover and the element substrate;

an infrared cut filter that is provided on the light-transmitting cover;

a substrate on which the element substrate is mounted, the substrate including an internal metal layer forming a portion of a face of the substrate facing the element substrate, an external metal layer forming a face of the substrate on an opposite side of the substrate from the element substrate, and a relay metal section formed inside a through hole of the substrate and connecting the internal metal layer and the external metal layer, the element substrate being mounted on the internal metal layer; and

a lead terminal that extends outside from the substrate, the lead terminal having a bent section that is bent in a direction in which a leading end section of the lead terminal is away from the substrate.

2. The electro-optical device according to claim 1 ,

wherein the infrared cut filter is formed of a film that is laminated on at least one of a second face of the light-transmitting cover and a third face of the light-transmitting cover, the second face faces the mirror, and the third face is on an opposite side from the second face.

3. The electro-optical device according to claim 1 ,

wherein the lead terminal includes a convex section that protrudes in a direction which intersects with an extension direction of the lead terminal.

4. The electro-optical device according to claim 1 ,

wherein a heat dissipation unit is provided on a face on an opposite side from the element substrate of the substrate.

5. The electro-optical device according to claim 4 ,

wherein the heat dissipation unit is a heat sink on which a heat dissipation fin is provided.

6. The electro-optical device according to claim 1 ,

wherein the sealing member includes a spacer that surrounds a region in which the mirror is formed between the element substrate and the light-transmitting cover,

the element substrate is accommodated inside a concave shaped substrate mounting section which is formed on the substrate, and

a sealing resin that seals around the spacer is provided inside the substrate mounting section.

7. An electronic apparatus provided with the electro-optical device according to claim 1 , comprising:

a light source section which irradiates light from a light source onto the mirror.

8. An electro-optical device comprising:

an element substrate;

a mirror that is provided on a first face side of the element substrate;

a driving element that drives the mirror;

a sealing member that has a light-transmitting cover and is provided such that the mirror is positioned between the light-transmitting cover and the element substrate;

an infrared cut filter that is provided laminated on the entire body of the light-transmitting cover facing the mirror;

a substrate on which the element substrate is mounted; and

a lead terminal that extends outside from the substrate, the lead terminal having a bent section that is bent in a direction in which a leading end section of the lead terminal is away from the substrate.

Priority Claims (1)
JP 2015-063930 · Mar 26, 2015 · national
Continuity (3)
Continuation 15385106 · Dec 20, 2016
Division 15017964 · Feb 8, 2016
Related Publication 20180045912A1 · Feb 15, 2018