JP4166179B2 - Mobile communication terminal - Google Patents

Description

  The present invention relates to a mobile communication terminal, and more particularly to a mobile communication terminal having a function of projecting a display screen onto a wall or the like.

  In recent years, the number of users of Internet access using mobile communication terminals such as mobile phones and PDAs (Personal Digital Assistants) has increased, and among them, the use of mail transmission / reception and Web browsing functions are particularly popular. It is. In addition, with the improvement of the wireless access speed of mobile communication terminals, the use of moving images in mobile communication terminals is surely starting to increase while the image quality is slightly inferior to that of television broadcasting.

  On the other hand, the usage scenes of business projectors, such as home theaters such as home theaters, which are designed to project the display screen of a personal computer onto a wall surface, etc., so that the display screen can be confirmed by multiple people, have started to increase. .

  Meanwhile, it is convenient if the screen of a mobile communication terminal represented by a mobile phone or PDA can be easily projected onto a wall surface and confirmed by multiple people, and the video screen of a mobile phone or PDA can also be displayed. It is convenient if it can be easily confirmed by multiple people.

  In order to solve such needs, for example, in Patent Document 1, a projection optical lens is attached to a mobile phone, and the projection optical lens is moved so that an enlargement projection function of a display screen by the projection optical lens and display An apparatus having a function of directly confirming a screen with the naked eye is disclosed.

  13 and 14 are diagrams showing a mobile phone having a function of projecting a liquid crystal display onto a wall surface or the like disclosed in Patent Document 1, in which 40 is a mobile phone, 41 is a liquid crystal display unit, and 42 is A projection optical lens, 43 is a main body of the mobile phone, and 44 is a rotation axis.

The cellular phone 40 includes a liquid crystal display unit 41 that displays a communication screen, and a projection optical lens 42 that enlarges and projects an image displayed on the liquid crystal display unit 41. The projection optical lens 42 is attached so as to be rotatable with respect to the main body 43 about the rotation shaft 44.
As shown in FIG. 13, the projection optical lens 42 is normally located at the upper part of the main body 43. As shown in FIG. 14, when the image on the liquid crystal display unit 41 is enlarged and projected by the projection optical lens 42, the projection optical lens 42 is moved to a position covering the front surface of the liquid crystal display unit 41.

  By moving the projection optical lens 42 to the front surface of the liquid crystal display unit 41 as described above, the image of the liquid crystal display unit 41 can be projected onto an external wall surface or the like via the projection optical lens 42, for example, over Display that is easy for humans to see.

As described above, in Patent Document 1, the projection position (FIG. 14) where the projection optical lens 42 projects the display of the liquid crystal display unit 41 and the projection optical lens 42 are housed and the liquid crystal display unit 41 is not projected. When the projection optical lens 42 is located at the storage position by movably attaching the projection optical lens 42 to the main body 43 of the mobile communication terminal so that the storage position (FIG. 13) can be taken, The user can directly see the screen of the liquid crystal display unit 41 with the naked eye, and the projection optical lens 42 is moved to the front surface of the liquid crystal display unit 41 to project the display of the liquid crystal display unit 41 onto a wall surface or the like. It becomes possible.
JP 2001-313702 A

  In Patent Document 1, the projection optical lens 42 can be moved between the projection position and the storage position, but there is no description regarding means for detecting that the projection optical lens 42 has moved. Therefore, after the user moves the optical lens to enlarge and project the display screen, it is assumed that further operations such as lighting on / off control of the light source are necessary, and there is a problem that the operation becomes troublesome. In Patent Document 1, the projection optical lens 42 is used to realize the enlarged projection of the display screen. However, the projection optical lens 42 is used only for the enlarged projection display of the liquid crystal display. It is poor in diversion that can be diverted to the purpose.

  The present invention has been made in view of the above circumstances, and is a portable communication terminal having a function capable of projecting a display screen using an optical lens, and is necessary for projecting a wall surface or the like only by moving the optical lens. It is an object of the present invention to provide a portable communication terminal that can control a light source and the like and that can be used not only for projection display but also for other functions.

  A first technical means includes a display device that displays an image or communication content, a light source that irradiates the display device from the back, an optical lens that refracts light, and an imaging device that converts an optical signal into an electrical signal. And illuminating the display device with a light source from the back side of the display device in a state where the optical lens is arranged on the front side of the display device, so that the display screen of the display device is projected onto the projection surface via the optical lens. In a mobile communication terminal capable of projecting, the optical lens includes a projection position for projecting the display screen of the display device on the front side of the display device, and an imaging assistance functioning as an auxiliary optical lens of the imaging device on the front side of the imaging device. The mobile communication terminal is installed so as to be movable between a position and a retracted position that does not act on either the display device or the image capturing device, and the mobile communication terminal projects the optical lens according to the operation input, the image capturing auxiliary position, and the retracted position. It is obtained by said comprising lens movement control means for moving the one of.

  According to a second technical means, in the first technical means, the mobile communication terminal has an optical lens position detecting means for detecting the position of the optical lens, and the optical lens moves to the projection position in accordance with an operation input to the lens movement control means. In this case, the display screen of the display device is automatically projected.

  The third technical means automatically projects the display screen of the display device when the optical lens moves from the projection position to another position in accordance with the operation input to the lens movement control means in the first or second technical means. It is characterized by releasing.

  According to a fourth technical means, in the first or second technical means, when the optical lens moves to the imaging auxiliary position in accordance with an operation input to the lens movement control means, a shooting state suitable for using the optical lens as an auxiliary lens Thus, the image pickup apparatus is automatically set so that

  According to a fifth technical means, in the first or second technical means, when the optical lens moves from the imaging auxiliary position to another position in accordance with an operation input to the lens movement control means, the optical lens is used as an auxiliary lens. It is characterized by automatically canceling a suitable shooting state.

  A sixth technical means is any one of the first to fifth technical means, wherein the lens movement control means mechanically connects an operation unit operable by a user, an operation unit, and an optical lens, And a connection unit that moves the optical lens in accordance with an operation input to the unit.

  A seventh technical means is any one of the first to fifth technical means, wherein the lens movement control means drives the optical lens to move the position of the optical lens, and the operation by the user. An input means capable of inputting, and a control means for driving the optical lens driving means in accordance with an operation input inputted to the input means and moving the optical lens in accordance with the operation input.

  According to the present invention, it is a mobile communication terminal having a function capable of projecting a display screen using an optical lens, and it is possible to control a light source necessary for projection such as a wall surface by simply moving the optical lens, In addition, it is possible to provide a mobile communication terminal that can be effectively used not only for projection display but also for other functions.

  Hereinafter, embodiments of a portable communication terminal according to the present invention will be described in detail with reference to the accompanying drawings. Note that in all the drawings for describing the embodiments, the same reference numerals are given to portions having the same functions, and repeated description thereof is omitted.

(Embodiment 1)
FIG. 1 is a schematic perspective view illustrating an embodiment of a mobile communication terminal according to the present invention, and illustrates a configuration viewed from the back side of the mobile communication terminal. FIG. 2 is a schematic configuration diagram of the mobile communication terminal shown in FIG. 1 as viewed from the side. In FIG. In FIG. 2, the rotary dial 15 is not shown for the sake of clarity.

  The mobile communication terminal 10 includes a mobile communication terminal main body 11, an optical lens 12, a camera 13, a liquid crystal display unit 14, a rotary dial 15, and a light source 16. The optical lens 12 is connected to a rotary dial 15, and the user can move the optical lens 12 by operating the rotary dial 15.

  The camera 13 is an imaging device composed of a CCD (Charge Coupled Device) image sensor, a CMOS (Complementary Metal Oxide Semiconductor) image sensor, and the like from the outside of the mobile communication terminal. A process of converting the input optical signal into an electrical signal is performed.

  The liquid crystal display unit 14 is a display device configured with an LCD (Liquid Crystal Display) or the like, and displays a still image or a moving image captured by the camera 13 or a Web display during browsing. Further, the rotary dial 15 is operated by a user, and the optical lens 12 connected to the rotary dial 15 can be moved to fix the optical lens 12 at a specified position. The rotary dial 15 functions as an operation unit that can be operated by the user, and a connection unit that mechanically connects the operation unit and the optical lens 12 to move the optical lens 12 is disposed. The connection portion and the operation portion constitute an optical lens movement control unit according to the present invention that moves the optical lens 12. The light source 16 is a light source that is turned on when the display screen of the liquid crystal display unit 14 is projected using the optical lens 12.

In FIG. 1, the wavy lines indicate the positions P ₁ and P ₃ where the optical lens 12 can move. The position of the optical lens of FIG. 1, the position P _2. Here, the position P ₁ is a retracted position where the optical lens 12 does not act on either the liquid crystal display unit 14 or the camera 13, and the position P ₂ is the projection of the display screen on the front side of the liquid crystal display unit 14. and a projection position for further position P _3, the optical lens 12 and imaging assistance position that serves as an auxiliary optical lens in the front side of the camera 13.
The operation of the mobile communication terminal main body according to the position of the optical lens 12 will be described below.

3, by operating the rotary dial 15 by the user, is a diagram for explaining a state when fixing the optical lens 12 to the position P _1. In the state shown in FIG. 3, the user can directly confirm the display screen of the liquid crystal display unit 14 with the naked eye. In the state shown in FIG. 3, the user can use the camera 13 in the normal shooting mode.

4, by operating the rotary dial 15 by the user, is a diagram for explaining a state when fixing the optical lens 12 to the position P _2. In the state shown in FIG. 4, the user can confirm the enlarged display by projecting the display screen of the liquid crystal display unit 14 onto the wall surface or the like via the optical lens 12. In the state shown in FIG. 4, the user can use the camera 13 in the normal shooting mode.

5, by operating the rotary dial 15 by the user, is a diagram for explaining a state when fixing the optical lens 12 to the position P _3. In the state shown in FIG. 5, the user can directly confirm the display screen of the liquid crystal display unit 14 with the naked eye. In the state shown in FIG. 5, the user can use the camera 13 in a telephoto shooting mode using the optical lens 12 as an auxiliary lens.

  Next, operations of the camera 13 and the light source 16 accompanying the movement of the optical lens will be described. FIG. 6 is a block diagram for explaining the control function of the mobile communication terminal of the present embodiment. The mobile communication terminal includes an optical lens position detection unit 21, a central control unit 22, a camera control unit 23, a light source control unit 24, an optical lens 12, a camera 13, and a light source 16. The optical lens position detector 21 functions as an optical lens position detector according to the present invention, detects the position of the optical lens 12 moved by the user, and notifies the central controller 22 of the position information. . The central control unit 22 controls the camera 13 and the light source 16 with respect to the camera control unit 23 and the light source control unit 24 based on the optical lens movement information notified from the optical lens position detection unit 21. The position information of the optical lens 12 is managed.

  The camera control unit 23 controls the exposure and shutter speed of the camera 13 based on instructions from the central control unit 22. The light source control unit 24 turns on and off the light source 16 based on an instruction from the central control unit 22.

  7 and 8 are diagrams for explaining control of the camera control unit 23 and the light source control unit 24 by the central control unit 22 according to the movement of the optical lens 12, and FIG. 7 is a state transition diagram of the central control unit 22. FIG. 8 shows a state transition table.

7, the state _{C 1} represents a state where the optical lens 12 is in the retracted position _{P 1.} As described above, when the optical lens 12 is at the position P ₁ , the light source 16 is turned off and the camera 13 is in a normal state so that the user can directly confirm the display screen of the liquid crystal display unit 14 with the naked eye. And The state _{C 2} represents the state in which the optical lens 12 is in the projected position _{P 2.} As described above, when the optical lens 12 is at the position P _2, in order to allow projection of the display screen of the liquid crystal display unit 14 such as a wall surface, the light source 16 is lit, and the camera 13 is normal shooting mode And

The state _{C 3} represents the state in which the optical lens 12 is in the image pickup auxiliary position _{P 3.} As described above, when the optical lens 12 is at the position P ₃ , the light source 16 is turned off and the camera 13 is an optical lens so that the user can directly confirm the display screen of the liquid crystal display unit 14 with the naked eye. In order to use 12 as a telephoto lens, the telephoto mode is set.
The process for shifting from the state C ₁ to C ₂ is the transition process T ₁ , the process for shifting from the state C ₂ to C ₃ is the transition process T ₂ , and the process for shifting from the state C ₃ to C ₂ is the transition process T ₃ , The process of transition from state C ₂ to C ₁ is referred to as transition process T ₄ .

The state transition shown in FIG. 7 will be further described with reference to FIG. When the position information of the optical lens 12 is the position P ₁ (state C ₁ ), the central control unit 22 receives a notification from the optical lens position detection unit 21 that the optical lens 12 has moved to the position P ₂ . In this case, the light source control unit 24 is instructed to turn on the light source 16 (transition T ₁ ), and the optical lens position information in the central control unit 22 is set to the position P ₂ (state C ₂ ).

When the position information of the optical lens 12 is at the position P ₂ (state C ₂ ), the central control unit 22 has received a notification from the optical lens position detection unit 21 that the optical lens 12 has moved to the position P ₃ . In this case, the camera control unit 23 is instructed to change the exposure and shutter speed of the camera 13 from the normal shooting to the optimum value for telephoto shooting, and the light source control unit 24 is instructed to turn off the light source 16 (transition T). ₂₎ sets the position information of the optical lens 12 in the central control unit 22 to the position _{P 3} (state _C 3).

When the position information of the optical lens 12 is at the position P ₃ (state C ₃ ), the central control unit 22 has received a notification from the optical lens position detection unit 21 that the optical lens 12 has moved to the position P ₂ . In this case, the light source control unit 24 is instructed to turn on the light source 16, and the camera control unit 23 is instructed to change the exposure and shutter speed of the camera 13 from the telephoto shooting to the optimum value for the normal shooting (transition T). ₃ ) The position information of the optical lens 12 in the central control unit 22 is set to the position P ₂ (state C ₂ ).

When the position information of the optical lens 12 is at the position P ₂ (state C ₂ ), the central control unit 22 receives a notification from the optical lens position detection unit 21 that the optical lens 12 has moved to the position P ₁ . In this case, the light source control unit 24 is instructed to turn off the light source 16 (transition T ₄ ), and the position information of the optical lens 12 in the central control unit 22 is set to the position P ₁ (state C ₁ ).

(Embodiment 2)
FIG. 9 is a perspective schematic configuration diagram showing a second embodiment of the mobile communication terminal according to the present invention, and illustrates the configuration seen from the back side of the mobile communication terminal. In the configuration of FIG. 1, the optical lens 12 and the rotary dial 15 are connected, and the operator operates the rotary dial 15 to move the optical lens 12. In the configuration of this embodiment, the rotary dial 15 is provided. The optical lens 12 can be moved by operating a cursor key or the like provided on the mobile communication terminal.

In FIG. 9, the mobile communication terminal 10 includes an input device 17 in addition to the optical lens 12, the camera 13, and the liquid crystal display unit 14. The input device 17 is composed of a cursor key or the like, and is usually used by a user for various settings of the mobile communication terminal. The input device 17 and the optical lens 12 are electrically connected, and the user can move the optical lens 12 indirectly by operating the input device 17.
As in the first embodiment, the movement position of the optical lens can be selected from the retracted position P ₁ , the projection position P ₂ , and the imaging auxiliary position P ₃ , and the projection display on the display screen according to each position. And camera mode can be selected.

  FIG. 10 is a block diagram for explaining a control function of the mobile communication terminal according to the second embodiment of the present invention. The communication terminal according to the present embodiment includes an optical lens driving unit 31, an optical lens position detection unit 32, a central control unit 33, a camera control unit 34, a light source control unit 35, a key input unit 36, an optical lens 12, a camera 13, and A light source 16 is provided.

  The optical lens driving unit 31 moves the optical lens 12 to a designated position in accordance with the optical lens movement instruction from the central control unit 33. The optical lens position detector 32 detects the position of the optical lens 12 and notifies the central controller 33 of the position information. When receiving an instruction to move the optical lens 12 from the key input unit 36, the central control unit 33 instructs the optical lens driving unit 31 to move the optical lens 12 to a designated position. When the central control unit 33 receives a notification from the optical lens position detection unit 32 that the optical lens 12 has been moved to the designated position, the central control unit 33 notifies the camera control unit 34 and the light source control unit 35 of the camera 13. Instructs to perform control and control of the light source 16 respectively, and manages the current position information of the optical lens 12.

  The key input unit 36 corresponds to the input device 17 in FIG. 9 and notifies the central control unit 33 of an instruction to move the optical lens 12 from the user. The camera control unit 34 controls the exposure and shutter speed of the camera 13 based on an instruction from the central control unit 33. The light source control unit 35 turns on and off the light source 16 based on an instruction from the central control unit 33.

  That is, the key input unit 36 functions as an input unit according to the present invention that allows an operation input by a user, and the optical lens driving unit 31 moves the position of the optical lens 12 according to the operation input input to the input unit. The central control unit 33 functions as a control unit according to the present invention that controls the optical lens driving unit. The optical lens driving means, the input means, and the control means constitute a lens movement control means according to the present invention.

  11 and 12 are diagrams for explaining the control of the optical lens driving unit 31, the light source control unit 35, and the camera control unit 34 by the central control unit 33 according to the movement instruction of the optical lens. FIG. A state transition diagram of the control unit 33, FIG. 12 shows a state transition table.

In FIG. 11, a state C ₁ when the optical lens 12 is at the retracted position P ₁ , a state C ₂ when the optical lens 12 is at the projection position P _2, and a state C when the optical lens 12 is at the imaging auxiliary position P _{3. 3} is the same as FIG. 7 of the first embodiment. In the present embodiment, in the transition processes T ₁₁ , T ₁₂ , T ₁₃ , and T ₁₄ between the states C ₁ , C ₂ , and C ₃ , control for moving the lens position is performed in addition to the mode control of the light source 16 and the camera 13. Necessary.

The state transition of FIG. 11 will be further described with reference to FIG. When the position information of the optical lens 12 is at the position P ₁ (state C ₁ ), the central control unit 33 receives an instruction from the key input unit 36 to move the optical lens 12 to the position P ₂ . to the drive unit 31, an instruction to move the optical lens 12 to the position P _2. Central control unit 33, the optical lens position detector 32, the optical lens 12 to receive a notification that is moved to the position P ₂ has been completed, instructs to turn the light source 16 to the light source control unit 35 (transition T _11), Position information of the optical lens 12 in the central control unit 33 is set to a position P ₂ (state C ₂ ).

When the position information of the optical lens 12 is at the position P ₂ (state C ₂ ), the central control unit 33 receives an instruction from the key input unit 36 to move the optical lens 12 to the position P ₃ . an instruction to move the optical lens 12 to the position P ₃ to the drive unit 31. Central control unit 33, the optical lens position detector 32, the optical lens 12 to receive a notification that is moved to a position P ₃ is completed, it instructs to turn off the light source 16 to the light source control unit 35, the camera control unit 34 To instruct the camera to change the camera exposure, shutter speed, etc. to the optimum values for telephoto shooting (transition T ₁₂ ), and further set the position information of the optical lens 12 in the central control unit 33 to the position P ₃ ( state _C 3).

When the position information of the optical lens 12 is at the position P ₃ (state C ₃ ), the central control unit 33 receives an instruction from the key input unit 36 to move the optical lens 12 to the position P ₂ . an instruction to move the optical lens 12 to the position P ₂ to the drive unit 31. Central control unit 33, the optical lens position detector 32, the optical lens 12 to receive a notification that is moved to the position P ₂ has been completed, instructs to light the light source 16 to the light source control unit 35, the camera control unit 34 The camera is instructed to change the camera exposure, shutter speed, etc. to the optimum values for normal shooting (transition T ₁₃ ), and the position information of the optical lens 12 in the central control unit 33 is set to the position P ₂ ( state _C 2).

When the position information of the optical lens 12 is at the position P ₂ (state C ₂ ), the central control unit 33 receives an instruction from the key input unit 36 to move the optical lens 12 to the position P ₁ . to the drive unit 31 performs an instruction to move the optical lens 12 to the position P _1, the central control unit 33, the optical lens position detector 32, the optical lens 12 to receive a notification that is moved to a position P ₁ has been completed, The light source controller 35 is instructed to turn off the light source 16 (transition T ₁₄ ), and the position information of the optical lens 12 in the central controller 33 is set to the position P ₁ (state C ₁ ).

  In each of the embodiments described above, when the optical lens is used as the auxiliary lens of the camera, the telephoto shooting is described. However, the optical lens may function as an auxiliary lens for wide-angle shooting as well as telephoto shooting. Moreover, although the configuration example in which the camera is disposed above the liquid crystal display unit has been described, a configuration in which the camera is disposed below the liquid crystal display unit may be employed.

It is a perspective schematic lineblock diagram showing one embodiment of a portable communication terminal by the present invention. It is the schematic block diagram which looked at the portable communication terminal shown in FIG. 1 from the side. It is a figure for demonstrating a state when a user operates a rotary dial and fixes an optical lens to a retracted position. It is a figure for demonstrating a state when a user operates a rotary dial and fixes an optical lens to a projection position. It is a figure for demonstrating a state when a user operates a rotary dial and fixes an optical lens to an imaging auxiliary position. It is a block diagram for demonstrating the control function of the portable communication terminal of this embodiment. It is a figure for demonstrating control of the camera control part by the central control part according to the movement of an optical lens, and a light source control part, and is a state transition diagram of a central control part. It is a figure for demonstrating control of the camera control part by the central control part according to the movement of an optical lens, and a light source control part, and shows a state transition table. It is a perspective schematic block diagram which shows 2nd Embodiment of the portable communication terminal by this invention. It is a block diagram for demonstrating the control function of the portable communication terminal of the 2nd Embodiment of this invention. It is a figure for demonstrating control of the optical lens drive part by the central control part according to the movement instruction | indication of an optical lens, a light source control part, and a camera control part, and shows the state transition diagram of a central control part. It is a figure for demonstrating control of the optical lens drive part by the central control part according to the movement instruction | indication of an optical lens, a light source control part, and a camera control part, and shows the state transition table of a central control part. It is a figure which shows the mobile telephone provided with the function which projects a liquid crystal display on the wall surface etc. which were disclosed by patent document 1. FIG. It is a figure which shows the mobile telephone provided with the function which projects a liquid crystal display on the wall surface etc. which were disclosed by patent document 1. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Mobile communication terminal, 11 ... Mobile communication terminal main body, 12 ... Optical lens, 13 ... Camera, 14 ... Liquid crystal display part, 15 ... Rotary dial, 16 ... Light source, 17 ... Input device, 21 ... Optical lens position detection part, DESCRIPTION OF SYMBOLS 22 ... Central control part, 23 ... Camera control part, 24 ... Light source control part, 31 ... Optical lens drive part, 32 ... Optical lens position detection part, 33 ... Central control part, 34 ... Camera control part, 35 ... Light source control part , 36 ... key input part, 40 ... mobile phone, 41 ... liquid crystal display part, 42 ... projection optical lens, 43 ... main body of the mobile phone, 44 ... rotation axis.

Claims (7)

  A display device that displays an image or communication content; a light source that irradiates the display device from the back; an optical lens that refracts light; and an imaging device that converts an optical signal into an electrical signal; With the optical lens disposed on the front side of the display device, the display device is illuminated from the back side of the display device with the light source, thereby projecting the display screen of the display device onto the projection surface via the optical lens. In the mobile communication terminal configured to be capable of the above, the optical lens is a projection position where the display screen of the display device is projected on the front side of the display device, and an auxiliary optical lens of the imaging device on the front side of the imaging device. An imaging auxiliary position that functions and a retracted position that does not act on either the display device or the imaging device are movably installed, and the mobile communication terminal moves the optical lens in accordance with an operation input. Serial projection position, the portable communication terminal, characterized in that it comprises a lens movement control means for moving the one of the imaging auxiliary position, and the retracted position.   2. The mobile communication terminal according to claim 1, wherein the mobile communication terminal includes an optical lens position detection unit that detects a position of the optical lens, and the optical lens is in the projection position according to an operation input to the lens movement control unit. A mobile communication terminal that automatically projects a display screen of the display device when the mobile terminal is moved to.   3. The mobile communication terminal according to claim 1, wherein when the optical lens moves from the projection position to another position according to an operation input to the lens movement control unit, the projection of the display screen of the display device is automatically canceled. A mobile communication terminal.   The mobile communication terminal according to claim 1 or 2, wherein the optical lens is used as an auxiliary lens when the optical lens is moved to the imaging auxiliary position in accordance with an operation input to the lens movement control unit. The mobile communication terminal is characterized in that the imaging device is automatically set so that   3. The mobile communication terminal according to claim 1, wherein the optical lens is used as an auxiliary lens when the optical lens moves from the imaging auxiliary position to another position according to an operation input to the lens movement control unit. A portable communication terminal characterized by automatically canceling a suitable shooting state.   6. The mobile communication terminal according to claim 1, wherein the lens movement control unit mechanically connects an operation unit operable by a user, the operation unit, and the optical lens, and performs the operation. And a connection unit that moves the optical lens in accordance with an operation input to the unit.   6. The mobile communication terminal according to claim 1, wherein the lens movement control unit includes an optical lens driving unit that drives the optical lens to move the position of the optical lens, and an operation input by a user. A portable communication terminal, comprising: an input unit that can perform the operation; and a control unit that drives the optical lens driving unit according to an operation input input to the input unit and moves the optical lens according to the operation input.

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