JPH0279409U - - Google Patents
Info
- Publication number
- JPH0279409U JPH0279409U JP14241389U JP14241389U JPH0279409U JP H0279409 U JPH0279409 U JP H0279409U JP 14241389 U JP14241389 U JP 14241389U JP 14241389 U JP14241389 U JP 14241389U JP H0279409 U JPH0279409 U JP H0279409U
- Authority
- JP
- Japan
- Prior art keywords
- light
- image sensor
- sensor
- reflector
- illumination lens
- 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.)
- Granted
Links
- 238000005286 illumination Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 4
- 238000003384 imaging method Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims 4
- 230000010355 oscillation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Description
第１図は従来例の構成図、第２図はこの考案の
一実施例の構成図、第３図はそれに用いられてい
るリニアイメージセンサの拡大平面図、第４図、
第５図および第６図は動作説明図、第７図は第２
図の電気回路図、第８図にリニアイメージセンサ
の時系列出力信号図、第９図は計数回路に入力す
る信号の時系列信号図である。
６…光源、７…絞り板、９…複数の穴、１０…
照明用レンズ、１１…測定台、１３…測定対象孔
、１４…照明用レンズから出る収束光、１６…結
像用レンズ、１７…反射鏡、２２…リニアイメー
ジセンサ、２２ａ…リニアイメージセンサの受光
面、２３…ホトダイオード、２４…投影光学像、
３５…計数回路、３６…数表示回路。
Fig. 1 is a block diagram of a conventional example, Fig. 2 is a block diagram of an embodiment of this invention, Fig. 3 is an enlarged plan view of a linear image sensor used therein, Fig. 4,
Figures 5 and 6 are operation explanatory diagrams, Figure 7 is the second
8 is a time-series output signal diagram of the linear image sensor, and FIG. 9 is a time-series signal diagram of signals input to the counting circuit. 6...Light source, 7...Aperture plate, 9...Multiple holes, 10...
Illumination lens, 11... Measuring table, 13... Measurement target hole, 14... Convergent light emitted from the illumination lens, 16... Imaging lens, 17... Reflector, 22... Linear image sensor, 22a... Light reception of linear image sensor surface, 23... photodiode, 24... projected optical image,
35...Counting circuit, 36...Number display circuit.
Claims (1)
レンズと、直径の異なる複数の穴を有し上記光源
の光を複数の穴のうちの任意の穴を通して絞つた
状態で照明用レンズに到達させる絞り板と、測定
対象体を支受してその測定対象孔を上記照明用レ
ンズから出る収束光内に位置決めする測定台と、
上記測定対象孔を通過した照明用レンズの光を再
度収束する結像用レンズと、複数のセンサ素子が
列状に設けられている受光面で光を受光し光を受
けたセンサ素子からのみ信号を出力させこれをセ
ンサ出力とするイメージセンサと、上記結像用レ
ンズから出た収束光を屈折させて上記イメージセ
ンサの受光面に投光し光学像を結像させる反射鏡
と、この光学像がイメージセンサのセンサ素子列
を横切るように反射鏡を首振り駆動する反射鏡駆
動手段と、１サイクルの反射鏡の首振り中でイメ
ージセンサからの最大出力を選択記憶し出力する
信号回路と、この信号出力回路の出力信号により
孔径を表示する表示回路を備えたことを特徴とす
る孔径測定装置。 (2) イメージセンサのセンサ素子が縦１列に配
設されており、反射鏡が水平に首振り駆動するよ
うに設定されている請求項(1)記載の孔径測定装
置。 (3) イメージセンサのセンサ素子がホトダイオ
ードである請求項(1)または(2)記載の孔径測定装
置。[Claims for Utility Model Registration] (1) A light source, an illumination lens that converges the light from the light source, and a plurality of holes having different diameters, and the light from the light source passes through any one of the plurality of holes. an aperture plate that reaches the illumination lens in a constricted state; a measurement stand that supports the object to be measured and positions the measurement object hole within the convergent light emitted from the illumination lens;
An imaging lens that reconverges the light from the illumination lens that has passed through the measurement target hole, and a light-receiving surface that has multiple sensor elements arranged in a row, receives a signal only from the sensor element that receives the light. an image sensor that outputs the same as a sensor output, a reflector that refracts the convergent light emitted from the imaging lens and projects it onto the light receiving surface of the image sensor to form an optical image, and this optical image. a reflector driving means for oscillating the reflector so as to cross the sensor element array of the image sensor; and a signal circuit for selectively storing and outputting the maximum output from the image sensor during one cycle of oscillation of the reflector. A pore diameter measuring device comprising a display circuit that displays the pore diameter using an output signal from the signal output circuit. (2) The pore diameter measuring device according to claim (1), wherein the sensor elements of the image sensor are arranged in a single vertical line, and the reflecting mirror is set to swing horizontally. (3) The pore size measuring device according to claim (1) or (2), wherein the sensor element of the image sensor is a photodiode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989142413U JPH0516488Y2 (en) | 1989-12-08 | 1989-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989142413U JPH0516488Y2 (en) | 1989-12-08 | 1989-12-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0279409U true JPH0279409U (en) | 1990-06-19 |
| JPH0516488Y2 JPH0516488Y2 (en) | 1993-04-30 |
Family
ID=31408344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989142413U Expired - Lifetime JPH0516488Y2 (en) | 1989-12-08 | 1989-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0516488Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS533848A (en) * | 1976-06-30 | 1978-01-13 | Matsushita Electric Ind Co Ltd | Automatic position measurement device |
| JPS5390981A (en) * | 1977-01-20 | 1978-08-10 | Yokohama Rubber Co Ltd | Tension testing apparatus |
-
1989
- 1989-12-08 JP JP1989142413U patent/JPH0516488Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS533848A (en) * | 1976-06-30 | 1978-01-13 | Matsushita Electric Ind Co Ltd | Automatic position measurement device |
| JPS5390981A (en) * | 1977-01-20 | 1978-08-10 | Yokohama Rubber Co Ltd | Tension testing apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0516488Y2 (en) | 1993-04-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3947129A (en) | Apparatus for contactless measuring of the dimensions of objects | |
| JP4708573B2 (en) | Apparatus for optical evaluation of object arrays | |
| US4367405A (en) | Bottle inspection apparatus | |
| RU2007115154A (en) | OPTICAL MEASURING DEVICE FOR MEASURING CHARACTERISTICS OF MULTIPLE SURFACES OF THE OBJECT OF MEASUREMENT | |
| JPH01291102A (en) | Optical sensor device | |
| CN206945525U (en) | A kind of spectral transmittance detection instrument | |
| JP2007524807A (en) | Spherical light scattering and far-field phase measurement | |
| JP2002039956A (en) | Surface-inspecting apparatus | |
| JPH11344444A5 (en) | ||
| JPH0650743A (en) | Electronic optical sensor for measuring straight-line value | |
| JPH0279409U (en) | ||
| JPS59159004A (en) | Apparatus for measuring diameter of hole | |
| US7456941B2 (en) | Measuring device for measuring the refraction properties of optical lenses | |
| JPH0378568B2 (en) | ||
| JPH06207857A (en) | Color measuring device | |
| US20060238747A1 (en) | Measuring device for measuring the refraction properties of optical lenses | |
| JP2769405B2 (en) | 2D light distribution measurement device for liquid crystal display panel | |
| KR950003800A (en) | Light emission intensity measuring device of light emitting device | |
| JPH01277740A (en) | Submerged turbidity meter | |
| SU1216763A1 (en) | High-speed split photographic recorder | |
| JP3466357B2 (en) | Dot area ratio measurement device | |
| JPH0421906U (en) | ||
| JPS6020002Y2 (en) | distance measuring device | |
| JPS6480893A (en) | Laser distance measuring machine | |
| SU449238A1 (en) | Photoelectric device for retrieving information from the rotor of a cordless gyroscope |