JPS6434603U - - Google Patents
Info
- Publication number
- JPS6434603U JPS6434603U JP12984987U JP12984987U JPS6434603U JP S6434603 U JPS6434603 U JP S6434603U JP 12984987 U JP12984987 U JP 12984987U JP 12984987 U JP12984987 U JP 12984987U JP S6434603 U JPS6434603 U JP S6434603U
- Authority
- JP
- Japan
- Prior art keywords
- refractive index
- film
- thickness
- range
- high refractive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Landscapes
- Optical Elements Other Than Lenses (AREA)
Description
第１図は本考案を自動車用ミラーに適用した一
実施例を示す要部断面図、第２図は第１図に示す
構造の自動車用ミラーにおいてＴｉＯ２膜の膜厚
をパラメータとした分光反射率特性図、第３図は
表面反射鏡を模式的に示す要部断面図、第４図は
裏面反射鏡を模式的に示す要部断面図、第５図は
単層の高屈折率膜を用いた裏面反射鏡を自動車用
ミラーに適用した第１の従来例を示す要部断面図
、第６図は３層構造の多層反射膜を用いた裏面反
射鏡を自動車用ミラーに適用した第２の従来例を
示す要部断面図、第７図は４層構造の多層反射膜
を用いた裏面反射鏡を自動車用ミラーに適用した
第３の従来例を示す要部断面図である。
なお図面に用いた符号において、１１……透明
基板、１１ｂ……裏面、１２……ＴｉＯ２膜、１
３……金属膜Ｃｒ、である。
Fig. 1 is a cross-sectional view of a main part showing an example in which the present invention is applied to an automobile mirror, and Fig. 2 is a spectral reflection using the thickness of the TiO 2 film as a parameter in an automobile mirror having the structure shown in Fig. 1. Fig. 3 is a sectional view of the main part schematically showing the front reflecting mirror, Fig. 4 is a sectional drawing of the main part schematically showing the back reflecting mirror, and Fig. 5 shows the single-layer high refractive index film. Fig. 6 is a cross-sectional view of the main parts of the first conventional example in which the back reflecting mirror used in the present invention is applied to an automobile mirror. FIG. 7 is a cross-sectional view of a main part showing a third conventional example in which a back reflecting mirror using a multilayer reflective film with a four-layer structure is applied to an automobile mirror. In addition, in the symbols used in the drawings, 11...transparent substrate, 11b...back surface, 12...TiO 2 film, 1
3...Metal film Cr.
Claims (1)
から成る高屈折率膜を、その膜厚を１５５０〜１
７５０Åの範囲内で形成し、 更に、上記高屈折率膜上に５００Å以上の膜厚
を有する金属膜を形成したことを特徴とする裏面
反射鏡。[Claims for Utility Model Registration] TiO 2 with a refractive index in the range of 2.2 to 2.4 on the back side of the transparent substrate.
A high refractive index film with a thickness of 1550 to 1
A back reflecting mirror characterized in that the metal film is formed within a range of 750 Å, and further has a metal film having a thickness of 500 Å or more on the high refractive index film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12984987U JPS6434603U (en) | 1987-08-26 | 1987-08-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12984987U JPS6434603U (en) | 1987-08-26 | 1987-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6434603U true JPS6434603U (en) | 1989-03-02 |
Family
ID=31384505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12984987U Pending JPS6434603U (en) | 1987-08-26 | 1987-08-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6434603U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59188602A (en) * | 1983-04-11 | 1984-10-26 | Nippon Soken Inc | Reflection mirror for car |
-
1987
- 1987-08-26 JP JP12984987U patent/JPS6434603U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59188602A (en) * | 1983-04-11 | 1984-10-26 | Nippon Soken Inc | Reflection mirror for car |
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