JPH0350794U - - Google Patents

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Publication number
JPH0350794U
JPH0350794U JP11107789U JP11107789U JPH0350794U JP H0350794 U JPH0350794 U JP H0350794U JP 11107789 U JP11107789 U JP 11107789U JP 11107789 U JP11107789 U JP 11107789U JP H0350794 U JPH0350794 U JP H0350794U
Authority
JP
Japan
Prior art keywords
variable resistor
control device
light control
resistance means
voltage
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
Application number
JP11107789U
Other languages
Japanese (ja)
Other versions
JP2541027Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989111077U priority Critical patent/JP2541027Y2/en
Publication of JPH0350794U publication Critical patent/JPH0350794U/ja
Application granted granted Critical
Publication of JP2541027Y2 publication Critical patent/JP2541027Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例の電気回路図、第２
図は従来の一実施例の電気回路図、である。 主要部分の符号の説明、１……調光用可変抵抗
器、２……調光モジユール、３……ランプ、４…
…選択スイツチ、５……微調節用の可変抵抗器、
６……切換スイツチ、７ａ，７ｂ，７ｃ……固定
抵抗。 Fig. 1 is an electrical circuit diagram of one embodiment of the present invention;
The figure is an electrical circuit diagram of a conventional example. Explanation of symbols of main parts, 1... Variable resistor for dimming, 2... Dimming module, 3... Lamp, 4...
...Selection switch, 5...Variable resistor for fine adjustment,
6...Selector switch, 7a, 7b, 7c...Fixed resistance.

Claims (1)

【実用新案登録請求の範囲】 (1) 標本を照明する光源への印加電圧を変えて
、前記光源の明るさを調節する調光装置において
、 前記印加電圧を連続的に変化させるための調光
用可変抵抗器と、 前記印加電圧を写真撮影用電圧に設定する抵抗
手段と、 前記調光用可変抵抗器と前記抵抗手段とを選択
するための選択スイツチと、 を有することを特徴とする調光装置。 (2) 請求項(1)記載の調光装置において、前記抵
抗手段は、微調節用の可変抵抗器と複数の固定抵
抗と切換スイツチとを有し、 前記スイツチにより前記複数の固定抵抗のうち
の一つを前記微調節用可変抵抗器に直列接続して
構成されていることを特徴とする調光装置。[Claims for Utility Model Registration] (1) In a light control device that adjusts the brightness of a light source by changing the voltage applied to a light source that illuminates a specimen, the light control device continuously changes the applied voltage. a variable resistor for use in photography; a resistance means for setting the applied voltage to a voltage for photography; and a selection switch for selecting the variable resistor for dimming and the resistance means. light device. (2) In the light control device according to claim (1), the resistance means includes a variable resistor for fine adjustment, a plurality of fixed resistances, and a changeover switch, and the switch selects one of the plurality of fixed resistances. A light control device characterized in that one of the following is connected in series to the fine adjustment variable resistor.
JP1989111077U 1989-09-22 1989-09-22 Light control device Expired - Lifetime JP2541027Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989111077U JP2541027Y2 (en) 1989-09-22 1989-09-22 Light control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989111077U JP2541027Y2 (en) 1989-09-22 1989-09-22 Light control device

Publications (2)

Publication Number Publication Date
JPH0350794U true JPH0350794U (en) 1991-05-17
JP2541027Y2 JP2541027Y2 (en) 1997-07-09

Family

ID=31659575

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989111077U Expired - Lifetime JP2541027Y2 (en) 1989-09-22 1989-09-22 Light control device

Country Status (1)

Country Link
JP (1) JP2541027Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53124A (en) * 1976-06-24 1978-01-05 Nippon Chemical Ind Intensity controller for optical equipment

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53124A (en) * 1976-06-24 1978-01-05 Nippon Chemical Ind Intensity controller for optical equipment

Also Published As

Publication number Publication date
JP2541027Y2 (en) 1997-07-09

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