JP2012047923A - Illumination device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an illumination device capable of accurately and easily setting prohibition of light-emitting operation of an own device and light-emitting quantities of a plurality of other illumination devices, when an object is illuminated by the plurality of the other illumination devices.SOLUTION: The illumination device includes an illumination section 44 for emitting illumination light for illuminating an object, a control section 42 for controlling light-emitting operation of the illumination section, and a setting section 42 for setting information related to light-emitting quantities of a first illumination device and a second illumination device which emit the illumination light for illuminating the object and are constituted separately from an own device 2. The control section prohibits the light-emitting operation of the illumination section when the setting section sets the ratio of the light-emitting quantities of the first illumination device and the second illumination device as information related to the light-emitting quantity.

Description

  The present invention relates to an illumination device for illuminating a subject.

  An imaging system for photographing a subject illuminated from different directions using one master flash and two slave flashes. First, each of the two slave flashes emits light independently, By generating an image, selecting the light ratio of the two slave flashes, generating an image corresponding to the selected light ratio based on the two generated images, and displaying the generated image, There has been proposed an imaging system capable of confirming the finish of an image when imaging is performed with a selected light amount ratio (for example, see Patent Document 1).

JP 2010-8832 A

  By the way, in the photographing system described in Patent Document 1 described above, a case where a subject is illuminated and photographed by two slave flashes is described, but settings relating to light emission of the master flash are not described. Normally, in multiple-flash photography, where the subject is illuminated with multiple lighting devices, the subject is illuminated from the right or left direction without illuminating the subject from the front to capture the subject more beautifully. There are many cases to do. That is, in many cases, only the slave flash that illuminates the subject from the right direction or the left direction is emitted without emitting the master flash that is often provided in the camera for capturing the subject or in the upper part of the camera. In this case, conventionally, it is necessary to manually set the prohibition of the light emission operation of the master flash each time shooting is performed, which is troublesome. In addition, the shooting may fail because the master flash forgotten to prohibit the flash operation.

  An object of the present invention is to provide an illuminating device that can accurately and easily control the light emitting operation of its own device when illuminating a subject with a plurality of other illuminating devices.

  The present invention solves the above problems by the following means. In addition, in order to make an understanding easy, it attaches | subjects and demonstrates the code | symbol corresponding to embodiment of this invention, but this invention is not limited to this.

  The illumination device of the present invention includes an illumination unit (44) that emits illumination light for illuminating a subject, a control unit (42) that controls a light emission operation of the illumination unit (44), and an illumination unit that illuminates the subject. The setting unit (42) for setting the information regarding the light emission amount of the first lighting device (8) and the second lighting device (10) configured separately from the own device (2). When the setting unit (42) sets the light amount ratio between the light emission amount of the first illumination device (8) and the light emission amount of the second illumination device (10) as information on the light emission amount, the control unit ( 42) is characterized by prohibiting the light emitting operation of the illumination section (44).

  According to the illumination device of the present invention, when the subject is illuminated by a plurality of other illumination devices, the light emitting operation of the device itself can be controlled accurately and easily.

It is a figure for demonstrating the illumination system comprised by the illuminating device which concerns on embodiment, and another illuminating device. It is a rear view which shows the external appearance of the illuminating device which concerns on embodiment. It is a figure which shows the example of a display of the display panel which concerns on embodiment. It is a figure which shows the example of a display of the display panel which concerns on embodiment. It is a figure which shows the example of a display of the display panel which concerns on embodiment. It is a block diagram which shows the system configuration | structure of the illuminating device which concerns on embodiment.

  Hereinafter, an illumination device according to an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a diagram for explaining an illumination system including the illumination device 2 according to the embodiment and the other illumination devices 8 and 10, and FIG. 1A is a diagram of the illumination system as viewed from the side, FIG.1 (b) is the figure which looked at the illumination system from the upper surface. As shown in FIG. 1, the illumination device 2 according to this embodiment is attached to an upper portion of an imaging device 4 such as a camera using legs 16 (see FIG. 2), and the imaging device 4 captures a subject 6. When performing, it is used to illuminate the subject 6 with illumination light from the front.

  In addition, this illumination system emits illumination light 8a for illuminating the subject 6 from the front right side when the imaging device 4 captures the subject 6, and other illumination configured separately from the illumination device 2 Other illumination composed of a device (hereinafter referred to as a first illumination device) 8 and illumination light 10a for illuminating the subject 6 from the left side of the front surface and configured separately from the illumination device 2 and the first illumination device 8. The apparatus (henceforth a 2nd illuminating device) 10 is provided.

  The illuminating device 2 according to this embodiment is configured to perform settings and light emission related to light emission of the first illuminating device 8 and the second illuminating device 10 via wireless communication using light to the first illuminating device 8 and the second illuminating device 10. It functions as a master lighting device that controls the operation. In addition, the first lighting device 8 and the second lighting device 10 are remotely controlled by a lighting device 2 as a master lighting device for setting and light emission operation related to light emission via wireless communication (for example, wireless communication using light or radio waves). Functions as a lighting device. That is, the illumination system shown in FIG. 1 illuminates the subject 6 with at least one illumination device of the illumination device 2, the first illumination device 8, and the second illumination device 10, and increases the number of lamps (multiple lights) that are photographed by the imaging device 4. Take a picture.

  FIG. 2 is a rear view showing the appearance of the illumination device 2 according to this embodiment. In this embodiment, the appearance and configuration of the first lighting device 8 and the second lighting device 10 are the same as the appearance and configuration of the lighting device 2. As illustrated in FIG. 2, the lighting device 2 includes an upper housing 12 and a lower housing 14, and the upper housing 12 is configured to be displaceable in the vertical direction and the left-right direction with respect to the lower housing 14. . In the upper housing 12, an illumination unit 44 (see FIG. 6) that emits illumination light for illuminating the subject 6 is accommodated. In addition, a leg portion 16 is provided on the lower surface of the lower housing 14. In this embodiment, the lighting device 2 is attached to the upper portion of the imaging device 4 using the leg portion 16 as described above.

  A power wireless setting switch 18 for performing power on / off of the illumination device 2 and master / remote setting at the time of wireless multiple flash photography of the illumination device 2 is provided at the lower right portion of the lower housing 14. Specifically, when turning off the power of the illumination device 2, the power wireless setting switch 18 is rotated to the “OFF” position. Also. When the lighting device 2 is turned on and the single illumination device 2 illuminates the subject 6 and the single image shooting is performed by the imaging device 4, the power wireless setting switch 18 is turned to “ON”. Adjust to the position of. When the lighting device 2 is turned on and the lighting device 2 functions as a remote lighting device, the power wireless setting switch 18 is rotated to the “REMOTE” position. When the illuminating device 2 is set to function as a remote illuminating device, the master illuminating device and other remote devices are controlled in accordance with the control of the other illuminating devices set to function as the master illuminating device in order to perform multiple-flash photography. The subject 6 is illuminated together with the illumination device. When the lighting device 2 is turned on and the lighting device 2 functions as a master lighting device, the power wireless setting switch 18 is rotated to the “MASTER” position. When the illuminating device 2 is set to function as a master illuminating device, a plurality of other illuminating devices (in this embodiment, the first illuminating device set to function as a remote illuminating device) are used to perform multiple-flash photography. The light emitting operation and the like of the lighting device 8 and the second lighting device 10) are controlled.

  In this embodiment, the power wireless setting switch 18 of the lighting device 2 is set to “MASTER”, and the power wireless setting switches of the first lighting device 8 and the second lighting device 10 are set to “REMOTE”. The description will be made assuming that the device 2 is set to function as a master lighting device, and the first lighting device 8 and the second lighting device 10 function as a remote lighting device.

  A select button 20 is provided on the lower left side of the back surface of the lower housing 14 to switch between setting for the first lighting device 8 and setting for the second lighting device 10. That is, when setting about the 1st lighting device 8, such as the light emission amount of the 1st lighting device 8, the 1st lighting device 8 is selected with the select button 20, and the 2nd light emission amount of the 2nd lighting device 10, etc. When the setting related to the lighting device 10 is performed, the second lighting device 10 is selected by the select button 20. In addition, on the lower back of the lower housing 14, a select dial 22 that is operated at various settings related to the illumination device 2, the first illumination device 8, and the second illumination device 10, and a confirmation operation for these various settings are performed. OK button 24 is provided. A zoom button 26 for setting an irradiation angle of illumination light emitted from the illumination device 2 and a test light emission button 28 for performing test light emission are provided on the lower left side of the back surface of the lower housing 14.

  In addition, on the upper left part of the back surface of the lower housing 14, information related to the amount of illumination light emitted from the illumination device 2, the first illumination device 8, and the second illumination device 10 is set by sliding the switch up and down. There is provided a slide switch 30 for switching the means (light emission amount setting mode). Slide the slide switch 30 to “TTL” at the top to enter the TTL dimming mode as the light emission amount setting mode, and slide the slide switch 30 to the middle “M” to enter the manual light emission mode as the light emission amount setting mode. Then, the slide switch 30 is slid to “GN (A: B)” at the lower end to switch to the A: B dimming mode. The TTL dimming mode is a mode in which the light emission amounts of the lighting device 2, the first lighting device 8 and the second lighting device 10 are set based on TTL (Through the Lens). The manual light emission mode is the lighting device 2 and the first lighting device 8. And a mode in which the light emission amount of the second illumination device 10 is set manually, and in the A: B light control mode, the light emission amount of the illumination device 2 is 0, and the light emission amounts of the first illumination device 8 and the second illumination device 10 are expressed by a light amount ratio. This is the mode to set. The A: B light control mode will be described later.

  In addition, a slide switch 32 that sets the light distribution of the illumination light emitted from the illumination device 2 by sliding the switch up and down is provided in the upper right portion of the back surface of the lower housing 14. By sliding the slide switch 32 to the upper end, middle or lower end, the standard light distribution, the center-weighted light distribution, or the homogeneous light distribution is switched.

  In addition, a display unit 34 for displaying various information related to illumination is provided on the upper back of the lower housing 14. When the illumination device 2 is set to the TTL dimming mode, a screen 36 as shown in FIG. 3 is displayed on the display unit 34, for example. On the screen 36, the set light emission amount setting mode 36a, the light emission amount 36b of the illumination device 2 as the master illumination device, the light emission amount 36c of the first illumination device 8 as the remote illumination device, and the second as the remote illumination device. A light emission amount 36d of the illuminating device 10, a light distribution angle of view 36e, an irradiation angle 36f, a mark 36g indicating AF auxiliary light irradiation, a mark 36h indicating that communication is being performed with a predetermined camera (the imaging device 4 in this embodiment), A mark 36i or the like related to the overheat prevention function setting is displayed.

  When the lighting device 2 is set to the A: B dimming mode, the display unit 34 displays a screen 38 or a screen 40 as shown in FIG. 4 or 5, for example. In the screens 38 and 40, similarly to the screen 36 shown in FIG. 3, the set light emission amount setting modes 38a and 40a, the light emission amounts 38b and 40b of the illumination device 2 as the master illumination device, and the light distribution angle of view 38e and 40e. , Marks 38g and 40g indicating irradiation angles 38f and 40f, AF auxiliary light irradiation, and the like, marks 38h and 40h indicating communication with a predetermined camera (the image pickup apparatus 4 in this embodiment), and marks relating to overheat prevention function setting 38i, 40i, etc. are displayed. Note that “M ---” of the light emission amounts 38b and 40b of the illumination device 2 shown in FIGS. 4 and 5 indicates that the light emission amount of the illumination device 2 is set to zero.

  In addition, the screens 38 and 40 display the first illumination device 8 (A in FIGS. 4 and 5) instead of the light emission amounts 36 c and 36 d of the first illumination device 8 and the second illumination device 10 displayed on the screen 36. The numerical values (A: B in FIGS. 4 and 5) 38j and 40j indicating the light amount ratio between the light emission amount and the light emission amount of the second illumination device 10 (B in FIGS. 4 and 5) are displayed. Further, on the screens 38 and 40, bar graphs 38k and 40k indicating the light amount ratio between the light emission amount of the first illumination device 8 and the light emission amount of the second illumination device 10 are displayed.

Here, as the light quantity ratio of the light emission amounts of the first lighting device 8 and the second lighting device 10, 1: 1 to 1: 2, 1: 3 to 1:16, and 16: 1 to 15: 1, 14: 1 to 1: 1 can be set. In FIG. 4, the light quantity ratio of the light emission amounts of the first lighting device 8 and the second lighting device 10 is 2: 1 (hereinafter, A: B = 2: 1). ")" Is set. The case of A: B = 2: 1 indicates a case where the light emission amount of the first illumination device 8 is 1 EV larger than the light emission amount of the second illumination device 10. On the other hand, in FIG. 5, a numerical value 40j indicating a light amount ratio between the light emission amount of the first illumination device 8 and the light emission amount of the second illumination device 10 is displayed as A: B = 1: −. Only the device 8 is allowed to emit light, and the second illumination device 10 is set to prohibit light emission. Hereinafter, a light amount difference between one light emission amount and the other light emission amount with respect to a set value of the other light amount ratio when one light amount ratio of the first lighting device 8 and the second lighting device 10 is set to 1 ( Table 1 shows (the other light emission amount)-(one light emission amount) EV).

  That is, as shown in Table 1, for example, when A: B = 1: 1, the light amount difference is 0, that is, the light emission amounts of the first lighting device 8 and the second lighting device 10 are the same. In the case of A: B = 1: 4, it indicates that the light amount difference is 2EV, that is, the light emission amount of the second illumination device 10 is 2EV larger than the light emission amount of the first illumination device 8, and A: B = 8: 1. In this case, the light amount difference is 3 EV, that is, the first illumination device 8 is 3 EV more than the light emission amount of the second illumination device 10.

  FIG. 6 is a block diagram showing a system configuration of the illumination device 2 according to this embodiment. The system configuration of the first lighting device 8 and the second lighting device 10 is the same as the system configuration of the lighting device 2. As illustrated in FIG. 6, the lighting device 2 includes a control unit 42 that is configured by a microprocessor or the like and controls each part of the lighting device 2 in an integrated manner. The control unit 42 is connected to an illumination unit 44, a display unit 34, an operation unit 46, a connection unit 48, and a light receiving unit 50. The illumination unit 44 is accommodated in the upper housing 12 illustrated in FIG. 2, and emits illumination light for illuminating the subject 6 according to the control of the light emission operation by the control unit 42. The illumination light emitted from the illumination unit 44 illuminates the subject 6 via a Fresnel lens or the like provided on the front surface of the upper housing 12. The illumination unit 44 is light for wireless communication with the first illumination device 8 and the second illumination device 10 according to control by the control unit 42, specifically, the first illumination device 8 and the second illumination device. The light including the control signal for controlling the setting related to the light emission and the light emission operation is output. The light including the control signal emitted from the illumination unit 44 is received by a light receiving unit (not shown) provided in the first illumination device 8 and the second illumination device 10 through the above-described Fresnel lens and the like. The illuminating device 8 and the second illuminating device 10 execute settings related to light emission and light emission operations based on light including a control signal received by the light receiving unit.

  As described above, the display unit 34 displays various information related to lighting, such as the screens 36, 38, and 40 shown in FIGS. 3 to 5 in accordance with the display control of the control unit 42. The operation unit 46 includes the power wireless setting switch 18, the select button 20, the select dial 22, the OK button 24, the zoom button 26, the test light emission button 28, and the slide switches 30 and 32 shown in FIG. When an operation is performed by the user, an operation signal corresponding to the operation is output to the control unit 42. The connection part 48 is provided in the lower part (part attached to the imaging device 4) of the leg part 16 shown in FIG. 2, and the illuminating device 2 and the imaging device are connected via the connection part (not shown) of the imaging device 4. 4 is electrically connected. The illuminating device 2 transmits information related to the illuminating device 2 to the imaging device 4 via the connection unit 48, and receives signals including information related to the imaging device 4 and control related to illumination from the illuminating device 2.

  The light receiving unit 50 is set to function as a master lighting device when the power wireless setting switch 18 of the lighting device 2 is set to “REMOTE” and the lighting device 2 is set to function as a remote lighting device. The light for wireless communication output from the other illumination devices, specifically, the light including the setting related to the light emission of the illumination device 2 and the control signal for controlling the light emission operation is received. Based on the light including the control signal received by the light receiving unit 50, the control unit 42 performs settings related to light emission and light emission operation.

  In this embodiment, when the lighting device 2 as the master lighting device is set to the A: B dimming mode, the light emitting operation of the lighting device 2 (the lighting unit 44) is prohibited. Hereinafter, in the case of setting to the A: B dimming mode, setting of information regarding the light emission amounts of the illumination device 2, the first illumination device 8, and the second illumination device 10, the illumination device 2, the first illumination device 8, and the second A description will be given of processing for performing illumination of the subject 6 in the illumination system configured by the illumination device 10 and photographing (multiple-flash photographing) by the imaging device 4.

  First, when the user sets the power wireless setting switch 18 of the lighting device 2 to “MASTER”, the control unit 42 turns on the power of the lighting device 2 and sets the lighting device 2 to function as a master lighting device. . Similarly, when the user sets the power wireless setting switch of the first lighting device 8 and the second lighting device 10 to “REMOTE”, the control unit (not shown) of the first lighting device 8 and the second lighting device 10. Turns on the power of the first lighting device 8 and the second lighting device 10 and sets the first lighting device 8 and the second lighting device 10 to function as a remote lighting device.

  Next, when the user slides the slide switch 30 of the lighting device 2 to “GN (A: B)” at the lower end, the control unit 42 controls the lighting device 2, the first lighting device 8, and the second lighting device 10. The mode is switched to the A: B dimming mode, which is one of the means for setting information on the light emission amount, and the light emission operation of the illumination unit 44 of the illumination device 2 is prohibited. That is, the control unit 42 sets light emission from the illumination unit 44 to 0 (off) when setting the A: B dimming mode. Then, the screen 38 and the screen 40 shown in FIGS. 4 and 5 are displayed on the display unit 34. At this time, the display unit 34 displays that the light emitting operation of the illumination device 2 (illumination unit 44) is prohibited. Specifically, the light emission amounts 38b and 40b from the illumination device 2 (illumination unit 44) displayed on the screen 38 or 40 are displayed as “M ---” indicating that the light emission amount 38b is set to 0.

  The A: B dimming mode refers to the light emission amount of the first illumination device 8 and the second illumination device 10 (light emission amount of illumination light illuminating the subject 6), the light emission amount of the first illumination device 8 and the second light emission amount. It is a mode that is set by the light amount ratio with the light emission amount of the illumination device 10. When setting the light emission amount of the first illumination device 8 and the light emission amount of the second illumination device 10 in the A: B dimming mode, first, the screen 38 and the screen 40 shown in FIGS. Each time the select button 20 is pressed by the user in the displayed state, the control unit 42 alternately selects A or B, that is, the first lighting device 8 or the second lighting device 10. For example, when the user operates the select dial 22 in a state where A is selected, the control unit 42 indicates a value (“2” in FIG. 4 and “2” in FIG. 1 ") is changed to 0 (-), 1, 2, 3, ... 15, 16, or 16, 15, 14, ... 2, 1, 0 (-), and numerical values 38j, 40j corresponding to the changed values The bar graphs 38k and 40k are changed and displayed on the display unit 34. The control unit 42 continues changing the value indicating the light amount ratio of the first lighting device 8 and displaying the change on the display unit 34 until the operation of the select dial 22 by the user is completed. Then, the value when the operation of the select dial 22 by the user is finished is determined as a value indicating the light amount ratio of the first lighting device 8. Similarly, when B is selected by pressing the select button 20, a value indicating the light amount ratio of the second illumination device 10 (“1” in FIG. 4 and “1” in FIG. 5) is operated by operating the select dial 22. "-") Can be changed to 0 (-), 1, 2, 3, ... 15, 16, or 16, 15, 14, ... 2, 1, 0 (-). The value when the operation of the dial 22 is finished is determined as a value indicating the light amount ratio of the second illumination device 10, and the numerical values 38j and 40j and the bar graphs 38k and 40k corresponding to the changed values are changed to the display unit 34. indicate.

  After setting the light emission amounts of the first lighting device 8 and the second lighting device 10 by the light quantity ratio, when the control unit 42 obtains an imaging instruction from the imaging device 4 via the connection unit 42, the first lighting device 8 and Light including information on the light emission amount and a control signal instructing the light emission operation is emitted from the illumination unit 44 to the second illumination device 10. At this time, when the light emission operation to the subject 6 by the illumination unit 44 is prohibited, the control unit 42 has a larger light emission amount (when the light emission operation to the subject 6 by the illumination unit 44 is not prohibited) Light including information on the light emission amount and a control signal instructing the light emission operation) is emitted from the illumination unit 44. That is, in the A: B dimming mode, when the light emission amount to the subject 6 by the illumination unit 44 is set to 0, it is not necessary to secure power for illuminating the subject 6, and these powers are used for the first. Since it can be used for light transmitted to the illumination device 8 and the second illumination device 10, the first light emission from the illumination unit 44 to the subject 6 is set to a value larger than 0. The amount of light emitted to the illumination device 8 and the second illumination device 10 can be increased. In this case, since the control signal from the illuminating device 2 can be transmitted farther, the interval between the illuminating device 2 and the first illuminating device 8 and the second illuminating device 10 can be increased. In addition, even when shooting in a place where ambient light exists, such as in the daytime or in a bright room, the amount of light transmitted to the first lighting device 8 and the second lighting device 10 can be increased, The control signal transmitted from the lighting device 2 can be reliably received by the first lighting device 8 and the second lighting device 10.

  After the first lighting device 8 and the second lighting device 10 receive the control signal from the lighting device 2, the first lighting device 8 and the second lighting device 10 set the light emission amount according to the instruction from the lighting device 2. The subject 6 is illuminated, and the imaging device 4 images the subject 6 illuminated by the first lighting device 8 and the second lighting device 10.

  According to the illumination device 2 according to this embodiment, when the subject 6 is illuminated by the first illumination device 8 and the second illumination device 10, the light emission operation of the illumination device 2 can be accurately and easily controlled. That is, when the A: B dimming mode in which the light emission amounts of the first lighting device 8 and the second lighting device 10 are set by the light amount ratio is set, the setting for prohibiting the light emitting operation of the lighting device 2 (illumination unit 44) is made. Made. Therefore, in multi-lamp shooting, where the subject is illuminated by multiple lighting devices, the subject is illuminated from the right or left direction without illuminating the subject from the front in order to capture the subject more beautifully. However, even in such a case, it is not necessary to manually perform the setting for prohibiting the light emitting operation of the lighting device 2. In addition, since the setting for prohibiting the light emitting operation of the lighting device 2 is made when the A: B dimming mode is set, it is not necessary to manually perform the setting for prohibiting the light emitting operation of the lighting device 2. It is possible to prevent a shooting failure caused by forgetting to prohibit the light emitting operation.

  In the above-described embodiment, other illumination devices (first illumination device 8 and second illumination device 10) that illuminate the subject 6 from the left and right sides are provided, but other illumination devices that illuminate from the left and right sides. In addition to or in place of other illumination devices that illuminate from the left and right sides, another illumination device that illuminates the subject 6 from other directions (eg, back, top, bottom, etc.) may be provided. . In addition, the first lighting device 8 (or the second lighting device 10) that illuminates the subject 6 from the right side (or left side) is provided, but two or more units that illuminate the subject 6 from the right side (or left side) are provided. It can also be set as the structure provided with another illuminating device.

  In the above-described embodiment, the light emitting operation of the illumination device 2 is prohibited when the A: B dimming mode is set, and the subject 6 is illuminated by the first illumination device 8 and the second illumination device 10. However, when it is desired to illuminate the subject 6 with the illuminating device 2, the light emission amount of the illuminating device 2 whose light emission operation is prohibited in the A: B dimming mode can be manually changed to a value larger than zero. .

  DESCRIPTION OF SYMBOLS 2 ... Illumination device, 4 ... Imaging device, 8 ... 1st illumination device, 10 ... 2nd illumination device, 18 ... Power supply wireless setting switch, 20 ... Select button, 22 ... Select dial, 24 ... OK button, 26 ... Zoom button , 28 ... Test light emission button, 30, 32 ... Slide switch, 34 ... Display part, 42 ... Control part, 44 ... Illumination part, 46 ... Operation part, 48 ... Connection part, 50 ... Light receiving part.

Claims (5)

An illumination unit that emits illumination light for illuminating the subject;
A control unit for controlling the light emission operation of the illumination unit;
A setting unit that emits illumination light for illuminating the subject and sets information relating to the light emission amounts of the first and second illumination devices configured separately from the device itself;
When the setting unit sets a light amount ratio between the light emission amount of the first illumination device and the light emission amount of the second illumination device as information on the light emission amount, the control unit performs the light emission operation of the illumination unit. A lighting device that is prohibited. An output unit that outputs light including control signals for the first lighting device and the second lighting device;
The output unit outputs light including the control signal having a larger light emission amount when the control unit prohibits the light emission operation of the illumination unit than when the control unit does not prohibit the light emission operation of the illumination unit. The lighting device according to claim 1.   2. The display device according to claim 1, further comprising a display unit configured to display that the control unit prohibits the light emission operation of the illumination unit when the setting unit sets the light amount ratio as information on the light emission amount. 2. The lighting device according to 2.   The said setting part is provided with the display part which displays the said light quantity ratio with a numerical value, when setting the said light quantity ratio as information regarding the said light-emission quantity, The Claim 1 characterized by the above-mentioned. Lighting device.   When the setting unit sets the light amount ratio as information on the light emission amount, the setting unit includes a display unit that displays the light emission amount from the first illumination device and the light emission amount of the second illumination device in a bar graph. The illumination device according to any one of claims 1 to 4.

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