JPH02133637U

JPH02133637U -

Info

Publication number: JPH02133637U
Application number: JP4261189U
Authority: JP
Priority date: 1989-04-12
Filing date: 1989-04-12
Publication date: 1990-11-06

Description

[Brief explanation of drawings]

第１図は、この考案の１実施例の平面図、第１
図ａは、光透過フイイルタの斜視図、第２図は、
その断面図、第３図は、側面拡大図、第４図は、
裏面を示す平面図、第５図は、この考案の装置の
全体の回路構成図、第６図は、演算回路部の回路
構成図、第７図は、受光素子の分光感度を示すグ
ラフ、第８図は、第１の光学フイルタの分光透過
率を示すグラフ、第９図は、第２の光学フイルタ
の分光透過率を示すグラフ、第９図ａは、光透過
板の分光透過率を示すグラフ、第１０図は、参照
側受光器の分光感度を示すグラフ、第１１図は、
測定側受光器の分光感度を示すグラフ、第１２図
は、測定側受光器の分光感度と参照側受光器の分
光感度の差を示すグラフ、第１３図は、モード切
替の操作手順を示す説明図、第１４図は、全体の
メインルーチンの制御手順を説明するためのフロ
ーチヤート図、第１５図は、時刻修正処理手順を
示す説明図、第１６図は、強度モードのルーチン
を示すフローチヤート図、第１７図は、積算モー
ドの処理手順を示す説明図、第１８図は、積算モ
ードのルーチンを示すフローチヤート図、第１９
図は、ＭＥＤ倍数モードのルーチンを示すフロー
チヤート図、第２０図は、積算ＭＥＤ倍数モード
のルーチンを示すフローチヤート図、第２１図は
、ＳＰＦモードのルーチンを示すフローチヤート
図、第２２図は積算ＳＰＦモードのルーチンを示
すフローチヤート図、第２３図は、太陽光のスペ
クトル分布曲線Ｓ（λ）を示すグラフ、第２４図
は、測定装置によつて検出される太陽光中の紫外
線強度（Ｔ′）を示すグラフ、第２５図は、測定
装置の分光感度の実際値の１．３９倍にしたとき
の分光感度を示すグラフである。１……容器、１ａ……容器の上面、１ｂ……容
器の側壁、１ｃ……傾斜面、１ｄ……容器の裏面
、２……バンド、３……受光器、３ａ，３ｂ……
ゴム枠、３００……光透過フイルタ、４……表示
窓、４ａ……デジタル数字表示部、４ｂ……バー
グラフ（多段階強度表示部）、４ｃ，４ｄ……測
定モード表示部、５……水銀電池、ＳＷ１，ＳＷ
２……スイツチ、７……裏蓋、８……ビス、３Ａ
……受光回路部、１０……測定側受光器、１０１
……ホイダイオード、２０……参照側受光器、２
０１……ホトダイオード、２０２……第１の光学
フイルタ、３０……第２の光学フイルタ、４０…
…入力回路部、４０１，４０２……増幅器、４０
３……ＡＤコンバータ、４０４，４０５……帰還
可変抵抗、４０６……スイツチ回路、５０……演
算回路部、５０１……強度演算回路、５０２……
強度測定時間カウンタ回路、５０３……節電回路
、５０４……積算時間カウンタ回路、５０５……
積算器回路、５０６……ＭＥＤ値メモリ、５０７
……ＳＰＦ値演算回路、５０８……ＭＥＤ倍数演
算回路、５０９……バーグラフ強度演算・比較器
回路、５１０……バーグラフ積算・演算比較器回
路、５１１……比較器回路、５１２……ＳＰＦ値
演算・積算器回路、５１３……比較器回路、５１
４……ＭＥＤ値演算・積算器回路、５１５……時
刻修正回路、５１６……時計回路、５１７……ス
トツプウオツチ回路、５１８……モード切替回路
、５１８ａ……スイツチ素子、５１９……強度デ
ータレジスタ、５２０……バーグラフ強度データ
レジスタ、５２１……バーグラフ積算データレジ
スタ、５２２……積算データレジスタ、５２３…
…アラーム制御回路、５２４……ＳＰＦ値データ
レジスタ、５２５……積算ＳＰＦ値データレジス
タ、５２６……ＭＥＤ倍数データレジスタ、５２
７……積算ＭＥＤ倍数データレジスタ、５２８…
…時計データレジスタ、５２９……電池切検知回
路、５３０……液晶ドライバ回路、６０……液晶
表示部、７０……ブザー。 Figure 1 is a plan view of one embodiment of this invention.
Figure a is a perspective view of the light transmission filter, Figure 2 is
Its sectional view, Figure 3 is an enlarged side view, and Figure 4 is
5 is a diagram showing the overall circuit configuration of the device of this invention; FIG. 6 is a diagram showing the circuit configuration of the arithmetic circuit section; FIG. 7 is a graph showing the spectral sensitivity of the light-receiving element; Fig. 8 is a graph showing the spectral transmittance of the first optical filter, Fig. 9 is a graph showing the spectral transmittance of the second optical filter, and Fig. 9a shows the spectral transmittance of the light transmission plate. The graph, FIG. 10, is a graph showing the spectral sensitivity of the reference side receiver, and FIG.
A graph showing the spectral sensitivity of the measurement-side photoreceiver, FIG. 12 is a graph showing the difference between the spectral sensitivity of the measurement-side photoreceiver and a reference-side photoreceiver, and FIG. 13 is an explanation showing the operating procedure for mode switching. 14 is a flowchart for explaining the overall main routine control procedure, FIG. 15 is an explanatory diagram for explaining the time adjustment processing procedure, and FIG. 16 is a flowchart for explaining the intensity mode routine. 17 is an explanatory diagram showing the processing procedure of the integration mode, FIG. 18 is a flowchart showing the routine of the integration mode, and FIG.
20 is a flowchart showing the routine in the MED multiple mode, FIG. 21 is a flowchart showing the routine in the SPF mode, and FIG. 22 is a flowchart showing the routine in the SPF mode. A flowchart showing the routine of the integrated SPF mode, FIG. 23 is a graph showing the spectral distribution curve S(λ) of sunlight, and FIG. 24 is a graph showing the ultraviolet intensity ( FIG. 25 is a graph showing the spectral sensitivity when the actual value of the spectral sensitivity of the measuring device is increased by 1.39 times. 1...Container, 1a...Top surface of the container, 1b...Side wall of the container, 1c...Slope, 1d...Back surface of the container, 2...Band, 3...Light receiver, 3a, 3b...
Rubber frame, 300...Light transmission filter, 4...Display window, 4a...Digital number display section, 4b...Bar graph (multi-stage intensity display section), 4c, 4d...Measurement mode display section, 5... Mercury battery, SW1, SW
2...Switch, 7...Back cover, 8...Screw, 3A
... Light receiving circuit section, 10 ... Measurement side light receiver, 101
... Hoi diode, 20 ... Reference side receiver, 2
01... Photodiode, 202... First optical filter, 30... Second optical filter, 40...
...Input circuit section, 401, 402...Amplifier, 40
3...AD converter, 404, 405...Feedback variable resistor, 406...Switch circuit, 50...Calculation circuit section, 501...Intensity calculation circuit, 502...
Intensity measurement time counter circuit, 503... Power saving circuit, 504... Integration time counter circuit, 505...
Integrator circuit, 506...MED value memory, 507
... SPF value calculation circuit, 508 ... MED multiple calculation circuit, 509 ... Bar graph intensity calculation / comparator circuit, 510 ... Bar graph integration / calculation comparator circuit, 511 ... Comparator circuit, 512 ... SPF Value calculation/integrator circuit, 513... Comparator circuit, 51
4...MED value calculation/integrator circuit, 515...Time correction circuit, 516...Clock circuit, 517...Stop watch circuit, 518...Mode switching circuit, 518a...Switch element, 519...Intensity data register, 520... Bar graph intensity data register, 521... Bar graph integrated data register, 522... Integrated data register, 523...
... Alarm control circuit, 524 ... SPF value data register, 525 ... Accumulated SPF value data register, 526 ... MED multiple data register, 52
7... Accumulated MED multiple data register, 528...
... Clock data register, 529 ... Battery dead detection circuit, 530 ... Liquid crystal driver circuit, 60 ... Liquid crystal display section, 70 ... Buzzer.

Claims

[Scope of utility model registration request]

A measuring side light receiver consisting of a light receiving element having spectral sensitivity in the ultraviolet region, and a first optical filter that blocks only light in the ultraviolet region arranged on the light receiving surface of the light receiving element having the same spectral sensitivity as the light receiving element. a reference-side light receiver, and a second light-receiving device disposed on the light-receiving surfaces of the measurement-side light receiver and the reference-side light receiver, each having a main transmission band in the ultraviolet region and a sub-transmission band in a longer wavelength side than the ultraviolet region. 2; a light transmitting plate removably disposed on the front surface of the light receiving unit, coated with an ultraviolet inhibitor and having a transmission band at least in the ultraviolet region; referred to as the measuring side light receiving unit; An ultraviolet ray characterized by comprising: an arithmetic circuit unit that calculates the light intensity in the ultraviolet region according to a difference in the outputs of the side receivers; and a display unit that displays the calculated value obtained from the arithmetic circuit unit. measuring device.