JPH0214056U - - Google Patents
Info
- Publication number
- JPH0214056U JPH0214056U JP9170688U JP9170688U JPH0214056U JP H0214056 U JPH0214056 U JP H0214056U JP 9170688 U JP9170688 U JP 9170688U JP 9170688 U JP9170688 U JP 9170688U JP H0214056 U JPH0214056 U JP H0214056U
- Authority
- JP
- Japan
- Prior art keywords
- visible light
- light receiving
- receiving section
- ultraviolet light
- plane mirrors
- 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
- 239000000779 smoke Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
第１図は、本考案の一実施例としての基本構成
図、第２図は、第１図に示す実施例の断面図、第
３図は本考案の他の実施例の光線の反射状況を示
す図、第４図および第５図はそれぞれ従来例を説
明するための図である。
３……平面鏡、４……平面鏡、１０……可視光
線光源、１１……可視光線受光部、１２……紫外
線光源、１３……紫外線受光部。
Fig. 1 is a basic configuration diagram of an embodiment of the present invention, Fig. 2 is a sectional view of the embodiment shown in Fig. 1, and Fig. 3 shows the state of light ray reflection in another embodiment of the present invention. The figures shown in FIG. 4 and FIG. 5 are diagrams for explaining conventional examples, respectively. 3... Plane mirror, 4... Plane mirror, 10... Visible light light source, 11... Visible light receiver, 12... Ultraviolet light source, 13... Ultraviolet light receiver.
Claims (1)
可視光線光源および紫外線受光部と、前記平行フ
レームの外枠他側にそれぞれ装着された紫外線光
源および可視光線受光部と、前記平行フレームの
内枠片側および他側にそれぞれ向い合つて平行に
装着された２つの平面鏡とを具備し、前記可視光
線光源からの可視光線は前記２つの平面鏡間を多
重反射後前記可視光線受光部に入射し、前記紫外
線光源からの紫外線光は前記２つの平面鏡間を多
重反射後前記紫外線受光部に入射するように前記
各光源および前記各受光部を配設してなることを
特徴とする２波長利用スモークメータ。 a visible light source and an ultraviolet light receiving section each attached to one side of the outer frame of the parallel frame; an ultraviolet light source and a visible light receiving section each attached to the other side of the outer frame of the parallel frame; and one side of the inner frame of the parallel frame. and two plane mirrors mounted in parallel facing each other on the other side, the visible light from the visible light source enters the visible light receiving section after multiple reflections between the two plane mirrors, and the visible light from the ultraviolet light source enters the visible light receiving section. 2. A smoke meter using two wavelengths, characterized in that said light sources and said light receiving sections are arranged so that ultraviolet light from said two plane mirrors is multiple reflected between said two plane mirrors and then enters said ultraviolet light receiving section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9170688U JPH0214056U (en) | 1988-07-11 | 1988-07-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9170688U JPH0214056U (en) | 1988-07-11 | 1988-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0214056U true JPH0214056U (en) | 1990-01-29 |
Family
ID=31316173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9170688U Pending JPH0214056U (en) | 1988-07-11 | 1988-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0214056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007040887A (en) * | 2005-08-04 | 2007-02-15 | Toyota Motor Corp | Gas analyzer |
-
1988
- 1988-07-11 JP JP9170688U patent/JPH0214056U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007040887A (en) * | 2005-08-04 | 2007-02-15 | Toyota Motor Corp | Gas analyzer |