JP2012048001A5 - - Google Patents
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- JP2012048001A5 JP2012048001A5 JP2010190512A JP2010190512A JP2012048001A5 JP 2012048001 A5 JP2012048001 A5 JP 2012048001A5 JP 2010190512 A JP2010190512 A JP 2010190512A JP 2010190512 A JP2010190512 A JP 2010190512A JP 2012048001 A5 JP2012048001 A5 JP 2012048001A5
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- light
- light emission
- light emitting
- emitting device
- emission control
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Description
本発明の発光装置は、電圧の印加により照明光を発光する発光部と、前記照明光の発光方向に設けられた光学部材と、前記光学部材の温度を計測する温度計測手段と、電源電圧を昇圧することにより、前記発光部に供給する充電用の電圧を生成する昇圧回路と、前記温度計測手段により計測された前記光学部材の温度に応じて前記照明光を連続発光するのに適した発光間隔を設定すると共に、設定した前記発光間隔に基づいて前記発光部における発光のタイミングを制御する発光制御手段と、前記光学部材の温度と、前記発光部を連続発光させたときに前記光学部材を融解させない発光間隔とを対応付けたデータを記憶するデータ記憶手段と、を備え、前記発光制御手段は、前記温度計測手段により計測された前記光学部材の温度と、前記データ記憶手段に記憶されている前記データとに基づいて前記発光間隔を設定すること、を特徴とする。The light-emitting device of the present invention includes a light-emitting unit that emits illumination light by applying a voltage, an optical member provided in the light-emitting direction of the illumination light, a temperature measuring unit that measures the temperature of the optical member, and a power supply voltage. A booster circuit that generates a charging voltage to be supplied to the light emitting unit by boosting, and light emission suitable for continuously emitting the illumination light according to the temperature of the optical member measured by the temperature measuring means A light emission control means for setting an interval and controlling a light emission timing in the light emitting unit based on the set light emission interval, a temperature of the optical member, and the optical member when the light emitting unit continuously emits light. Data storage means for storing data that associates the light emission intervals not to be melted, and the light emission control means includes the temperature of the optical member measured by the temperature measurement means, and the data. Setting the light emission interval based on said data stored in the data storage means and.
Claims (8)
前記照明光の発光方向に設けられた光学部材と、
前記光学部材の温度を計測する温度計測手段と、
電源電圧を昇圧することにより、前記発光部に供給する充電用の電圧を生成する昇圧回路と、
前記温度計測手段により計測された前記光学部材の温度に応じて前記照明光を連続発光するのに適した発光間隔を設定すると共に、設定した前記発光間隔に基づいて前記発光部における発光のタイミングを制御する発光制御手段と、
前記光学部材の温度と、前記発光部を連続発光させたときに前記光学部材を融解させない発光間隔とを対応付けたデータを記憶するデータ記憶手段と、を備え、
前記発光制御手段は、前記温度計測手段により計測された前記光学部材の温度と、前記データ記憶手段に記憶されている前記データとに基づいて前記発光間隔を設定すること、
を特徴とする発光装置。 A light emitting unit that emits illumination light by applying a voltage;
An optical member provided in the light emitting direction of the illumination light;
Temperature measuring means for measuring the temperature of the optical member;
A booster circuit that generates a voltage for charging to be supplied to the light emitting unit by boosting a power supply voltage;
A light emission interval suitable for continuously emitting the illumination light is set according to the temperature of the optical member measured by the temperature measuring means, and the light emission timing in the light emitting unit is set based on the set light emission interval. Light emission control means for controlling,
Data storage means for storing data in which the temperature of the optical member is associated with a light emission interval that does not melt the optical member when the light emitting unit continuously emits light;
The light emission control means sets the light emission interval based on the temperature of the optical member measured by the temperature measurement means and the data stored in the data storage means;
A light emitting device characterized by the above.
前記発光制御手段は、設定した前記発光間隔に基づいて前記昇圧回路における昇圧動作のデューティ比を変更すること、
を特徴とする発光装置。 The light-emitting device according to claim 1.
The light emission control unit changes a duty ratio of a boost operation in the boost circuit based on the set light emission interval;
A light emitting device characterized by the above.
前記発光制御手段は、設定した前記発光間隔と、前記発光部における直前の発光量とに基づいて前記昇圧回路における昇圧動作のデューティ比を変更すること、
を特徴とする発光装置。 In the light-emitting device as described in any one of Claims 1-2,
The light emission control means changes the duty ratio of the boost operation in the boost circuit based on the set light emission interval and the previous light emission amount in the light emitting unit,
A light emitting device characterized by the above.
前記発光制御手段は、前記発光部における直前の前記発光量が設定値よりも大きいときにはデューティ比をより小さくし、前記発光量が設定値よりも小さいときにはデューティ比をより大きくすること、
を特徴とする発光装置。 The light emitting device according to claim 3.
The light emission control means reduces the duty ratio when the previous light emission amount in the light emitting unit is larger than a set value, and increases the duty ratio when the light emission amount is smaller than a set value;
A light emitting device characterized by the above.
前記発光制御手段は、昇圧動作の開始直後においてはデューティ比を大きくし、昇圧動作の終了間近においてはデューティ比を小さくすること、
を特徴とする発光装置。 The light emitting device according to claim 2 or 3,
The light emission control means increases the duty ratio immediately after the start of the boosting operation, and decreases the duty ratio near the end of the boosting operation.
A light emitting device characterized by the above.
ユーザに充電完了を報知する充電完了報知手段を備え、
前記発光制御手段は、設定した前記発光間隔に基づいて、前記充電完了報知手段により充電完了を報知するタイミングを遅らせること、
を特徴とする発光装置。 The light-emitting device according to claim 1.
Charging completion notification means for notifying the user of the completion of charging;
The light emission control means delays the timing for notifying the completion of charging by the charging completion notifying means based on the set light emission interval;
A light emitting device characterized by the above.
前記発光制御手段は、設定した前記発光間隔に基づいて、前記発光部における発光のタイミングを遅らせること、
を特徴とする発光装置。 The light-emitting device according to claim 1.
The light emission control means delays the light emission timing in the light emitting unit based on the set light emission interval;
A light emitting device characterized by the above.
前記発光制御手段は、前記発光部における直前の発光量が設定値よりも大きいときには前記発光部における発光タイミングの遅れを大きくし、前記発光部における直前の前記発光量が設定値よりも小さいときには前記発光部における発光タイミングの遅れを小さくすること、
を特徴とする発光装置。 The light-emitting device according to claim 7.
The light emission control unit increases the delay of the light emission timing in the light emitting unit when the light emission amount immediately before in the light emitting unit is larger than a set value, and the light emission control unit Reducing the delay of the light emission timing in the light emitting section,
A light emitting device characterized by the above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010190512A JP2012048001A (en) | 2010-08-27 | 2010-08-27 | Light emitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010190512A JP2012048001A (en) | 2010-08-27 | 2010-08-27 | Light emitting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2012048001A JP2012048001A (en) | 2012-03-08 |
| JP2012048001A5 true JP2012048001A5 (en) | 2013-09-19 |
Family
ID=45902944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010190512A Pending JP2012048001A (en) | 2010-08-27 | 2010-08-27 | Light emitting device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2012048001A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6429495B2 (en) * | 2014-05-23 | 2018-11-28 | キヤノン株式会社 | Imaging apparatus and control method thereof, illumination apparatus, and program |
| JP6995634B2 (en) * | 2018-01-15 | 2022-01-14 | キヤノン株式会社 | Lighting equipment, its control method, and programs |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3762009B2 (en) * | 1996-12-11 | 2006-03-29 | キヤノン株式会社 | Flash device |
| JPH10206941A (en) * | 1997-01-17 | 1998-08-07 | Canon Inc | Flashing device and optical equipment |
| JP2001117148A (en) * | 1999-10-15 | 2001-04-27 | Canon Inc | Stroboscopic device and camera equipped therewith |
| JP2004012556A (en) * | 2002-06-04 | 2004-01-15 | Canon Inc | Electronic flash apparatus |
| JP4194499B2 (en) * | 2004-01-29 | 2008-12-10 | 三洋電機株式会社 | Strobe device |
| JP4666976B2 (en) * | 2004-08-18 | 2011-04-06 | キヤノン株式会社 | Flash device and camera |
| JP4597842B2 (en) * | 2005-11-16 | 2010-12-15 | 富士フイルム株式会社 | Imaging device |
| JP5228636B2 (en) * | 2008-06-10 | 2013-07-03 | 株式会社ニコン | Flash device and optical apparatus |
-
2010
- 2010-08-27 JP JP2010190512A patent/JP2012048001A/en active Pending
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