Abstract: The present invention is directed to improve the convenience and comfort of the shooting site. According to the present invention, an adapter for an optical transmission system for optically transmitting analog video signals, digital video signals, control signals, audio signals, or a combination thereof between a pair of the adapters, wherein when the pair of the adapters are used with optical multiplexer/demultiplexers provided on both of the adapters, the optical multiplexer/demultiplexers being used to transmit the signals with multiple frequencies such as CWDM or DWDM through a single optical cable, at least one of an internal reflectance of the optical cable and light intensity in multiple frequency bands can be displayed on the display part.

Abstract: The present invention provides a battery charger that enables efficient operation of the battery. According to the present invention, provided is a battery charger, wherein the battery charge is configured to be connectable to an AC power source and multiple batteries, and comprises a changeover switch, control switches, and a terminal for outputting a DC voltage, wherein the control switches are configured to be capable of individually switching between a charge mode and an output mode for the batteries, respectively, the charge mode being a mode for charging the batteries using the AC power source as a power source and the output mode being a mode for outputting the DC voltage from the terminal using the batteries as a power source, the changeover switch is configured to be capable of switching between outputting the DC voltage from the terminal using the AC power source as a power source and outputting the DC voltage from the terminal using the batteries as a power source.

Abstract: The present invention provides an optical transmission system for optical transmission of a signal between a first and a second adaptors, wherein the first and the second adaptors each include an input terminal, a determination unit, and a display unit, a first signal is input to the input terminal, the first signal being an analog video signal or a digital video signal, the determination unit is configured to determine whether the first signal is the analog video signal or the digital video signal and to determine a type of the digital video signal when the first signal is the digital video signal, and the display unit is configured to display information obtained in determination by the determination unit.

Abstract: The purpose is to provide a camera lens control device that enables iris link between a plurality of cameras even when iris link using a CCU is not available. According to the present disclosure, provided is a camera lens control device comprising first and second control units that can communicate with each other, wherein the first control unit is configured to communicate with a first lens device attached to a first camera, the second control unit is configured to communicate with a second lens device attached to a second camera, the iris positions of the first and second lens devices are configured to change in conjunction with each other through communication of the first and second control units, and the first control unit is configured to communicate with the first lens device without passing through the first camera.

Abstract: The present invention provides a battery charger that enables efficient operation of the battery. According to the present invention, provided is a battery charger, wherein the battery charge is configured to be connectable to an AC power source and multiple batteries, and comprises a changeover switch, control switches, and a terminal for outputting a DC voltage, wherein the control switches are configured to be capable of individually switching between a charge mode and an output mode for the batteries, respectively, the charge mode being a mode for charging the batteries using the AC power source as a power source and the output mode being a mode for outputting the DC voltage from the terminal using the batteries as a power source, the changeover switch is configured to be capable of switching between outputting the DC voltage from the terminal using the AC power source as a power source and outputting the DC voltage from the terminal using the batteries as a power source.

Abstract: A crane apparatus for shooting is provided that achieves good operability and does not catch the hand. According to the crane apparatus for shooting of the present invention, the sub jibs are configured to be built in the main jib or a gap between the main jib and the sub jib is configured not to expose to the outside, and the hand of a cameraman is not caught between the main jib and the sub jib.

Abstract: Provided is a motion controller device that allows users to easily share focus, zoom, and iris position control operations. A motion controller device includes a master unit and one or more slave units separated from the master unit and configured to communicate with the master unit. The master unit includes a focus control signal output unit configured to output a control signal for controlling a focus position of a lens of a video camera, a zoom control signal output unit configured to output a control signal for controlling a zoom position of the lens, and an iris control signal output unit configured to output a control signal for controlling an his position of the lens. A selection can be made as to whether an output from at least one of the focus control signal output unit, the zoom control signal output unit, and the iris control signal output unit is controlled by the master unit or the one or more slave units.

Abstract: A crane apparatus for shooting is provided that achieves good operability and does not catch the hand. According to the crane apparatus for shooting of the present invention, the sub jibs are configured to be built in the main jib or a gap between the main jib and the sub jib is configured not to expose to the outside, and the hand of a cameraman is not caught between the main jib and the sub jib.

Abstract: A video switching device is provided that has a function as a video switcher and a function as an adaptor to display a return video.

Abstract: A system camera lens adaptor that enables iris adjustment by a cameraman at hand is provided. According to the present invention, provided is a system camera lens adaptor enabling mounting, on a camera device, of a lens device originally not mountable on the camera device, including an iris volume capable of adjusting an iris of the lens device.

Abstract: A shoulder camera adaptor is provided that inhibits a tripod from falling behind even when a large external battery is mounted to take a video using a tripod. According to the present invention, a shoulder camera adaptor used for application of a handy video camera as a shoulder camera, is provided that includes a base, wherein the base includes a camera holder to hold the handy video camera, and the base is provided with mechanical units to fix the shoulder camera adaptor to a tripod base fixed to a tripod at at least two spots in at least longitudinally different positions in the shoulder camera adaptor.

Abstract: A single remote controller is provided that is capable of automatically determining a digital or analog control method as a remote controller control method for digital video cameras. According to the present invention, a remote controller for a digital video camera is provided that includes: a zoom volume configured to operate zoom of the digital video camera; a microcomputer circuit configured to convert an operation signal of the zoom volume to a communication signal; and an automatic switching circuit configured to automatically switch between sending of the operation signal of the zoom volume to the digital video camera not through the microcomputer circuit and sending of the communication signal, obtained by inputting the operation signal to the microcomputer circuit, to the digital video camera.

Abstract: A system camera lens adaptor that enables iris adjustment by a cameraman at hand is provided. According to the present invention, provided is a system camera lens adaptor enabling mounting, on a camera device, of a lens device originally not mountable on the camera device, including an iris volume capable of adjusting an iris of the lens device.

Abstract: A shoulder camera adaptor is provided that inhibits a tripod from falling behind even when a large external battery is mounted to take a video using a tripod. According to the present invention, a shoulder camera adaptor used for application of a handy video camera as a shoulder camera, is provided that includes a base, wherein the base includes a camera holder to hold the handy video camera, and the base is provided with mechanical units to fix the shoulder camera adaptor to a tripod base fixed to a tripod at at least two spots in at least longitudinally different positions in the shoulder camera adaptor.

Abstract: Provided are an optical transmission system in which one can easily set a video signal cable, and an adapter that can be used in this system. There is provided an adapter for use in an optical transmission system in which an analog video signal or a digital video signal is transmitted between a pair of adapters using light. The adapter includes a first signal determination unit configured to make a determination as to whether a first electrical signal inputted to a common input terminal is an analog video signal or a digital video signal.

Abstract: A video switching device is provided that has a function as a video switcher and a function as an adaptor to display a return video.

Abstract: Provided is a motion controller device that allows users to easily share focus, zoom, and iris position control operations. A motion controller device includes a master unit and one or more slave units separated from the master unit and configured to communicate with the master unit. The master unit includes a focus control signal output unit configured to output a control signal for controlling a focus position of a lens of a video camera, a zoom control signal output unit configured to output a control signal for controlling a zoom position of the lens, and an iris control signal output unit configured to output a control signal for controlling an his position of the lens. A selection can be made as to whether an output from at least one of the focus control signal output unit, the zoom control signal output unit, and the iris control signal output unit is controlled by the master unit or the one or more slave units.

Abstract: Provided are an optical transmission system in which one can easily set a video signal cable, and an adapter that can be used in this system. There is provided an adapter for use in an optical transmission system in which an analog video signal or a digital video signal is transmitted between a pair of adapters using light. The adapter includes a first signal determination unit configured to make a determination as to whether a first electrical signal inputted to a common input terminal is an analog video signal or a digital video signal.

Abstract: The present invention provides an optical transmission system that optically transmits an optical signal between a camera adaptor provided to a video camera and a base station provided at a position remote from the video camera. In the optical transmission system, the camera adaptor includes a control signal input unit that receives a control signal including a return signal component, a video selecting unit that outputs, to the exterior, the camera video signal component of the first electric signal of the return video signal component of the second electric signal based on a state of the return signal component, and a control signal separating unit that outputs the control signal other than the return signal component.

Abstract: Relating to a switcher system that is capable of reducing time and trouble of setting video equipment. According to the present invention, there is provided a switcher system having a switcher and a plurality of view finders. The switcher outputs a digital video signal having a tally signal superimposed thereon. Each of the view finders has an external digital video input unit, which receives input of the digital video signal, and a tally display control unit, which controls tally display based on the tally signal superimposed on the digital video signal.