JP2000122164A - Film and display adjusting device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily and accurately additionally record time information such as a date on film in photographing with extremely simple configuration without providing any complicated mechanism such as a display function and an adjusting function. SOLUTION: A magnetic information recording mechanism 31 is equipped with a fixed counter 32 realized by an IC chip so as not to be provided with the display function and the adjusting function but to be provided with only a time function, an amplifier 33 for amplifying a recording current expressing the time information from the counter 32, and a magnetic head 34 for recording being a magnetic recording element which converts the recording current into magnetic information by utilizing induced electromotive force and records the magnetic information on the magnetic storage area.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a single-use film and display adjusting device having an image pickup mechanism having a lens as a main member and used only for photographing a predetermined number of frames, and more particularly to a magnetic storage area. It is suitable for application to a film on which magnetic information can be recorded.

[0002]

2. Description of the Related Art In recent years, a low-priced single-use camera (hereinafter, referred to as a lens-equipped film) which is mainly composed of a film, has an image pickup mechanism, and is used only for taking a predetermined number of frames has been developed. This lens-equipped film has various functions that can withstand normal use, such as a strobe light emitter, and is easy to use.

[0003]

However, since a film with a lens is premised on the requirement of extremely low cost, it has only a minimum function required for ordinary photography. Recently, a film having a magnetic storage area, which is a main component of a film with a lens, has been developed. However, from the above request, the magnetic storage area has various types of information recorded in a developing chamber during a film development stage. Only information such as designating a predetermined frame and enlarging the predetermined frame into a panoramic state can be stored.

The present invention has been made in view of the above circumstances, and has no complicated mechanism such as a display or adjustment function, and has an extremely simple configuration to easily and accurately record time information such as date and time on a film at the time of shooting. An object of the present invention is to provide a film (film with a lens) that enables the film.

[0005]

A film according to the present invention has an image pickup mechanism having a lens as a main member, and is used only for photographing a predetermined number of frames. And a fixed counter for adding time information to the data.

One aspect of the film of the present invention comprises a magnetic storage area and a magnetic recording mechanism for recording magnetic information in the magnetic storage area, wherein the magnetic recording mechanism includes the fixed counter, The time information from the counter is recorded in the magnetic storage area.

In one aspect of the film of the present invention, the magnetic recording mechanism has a magnetic recording element for recording time information of the fixed counter in the magnetic storage area.

One aspect of the film of the present invention comprises a fixed power supply, and the fixed power supply drives the image pickup mechanism and a predetermined mechanism associated therewith, drives the fixed counter and drives the magnetic recording mechanism during a recording operation. To be served.

In one aspect of the film of the present invention, a warranty period suitable for use is defined, and the driving of the fixed counter continues for the warranty period or longer.

In one aspect of the film of the present invention, the fixed counter can display and adjust its time information by an external display adjusting device, and is provided with connection means for the display adjusting device. .

In one embodiment of the film of the present invention, the connection means is provided on a back cover.

[0012] The display adjusting device of the present invention is connected to the film, and comprises display means for displaying time information of the fixed counter, and adjusting means for adjusting time information of the fixed counter. It is configured.

[0013]

The film according to the present invention is provided with a fixed counter for adding time information to a predetermined portion of each frame to be imaged. Since this fixed counter does not have a display function or an adjusting function, it can be realized by an inexpensive IC chip or the like which occupies a small space. Therefore, despite the fact that the information of the photographing date and time, which is a general requirement, can be added to each frame, a film with a lens that is small and provided at an extremely low price as in the related art is realized.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments to which the present invention is applied will be described below in detail with reference to the drawings. In the present embodiment, a low-priced single-use camera mainly provided with a film and having an imaging mechanism having a lens as a main member and used only for photographing a predetermined number of frames, wherein a magnetic information capable of recording magnetic information on the film is provided. An example of a film with a lens provided with a storage area will be described.

FIG. 1 is a perspective view showing the appearance of the lens-equipped film, and FIG. 2 is a cross-sectional view showing a film constituting a main component and a magnetic recording mechanism in the internal structure of the lens-equipped film.

As shown in FIG. 1, this lens-equipped film has a lens mount 1 similar to an ordinary still camera.
1, a finder lens 12, a viewfinder 13,
A film winding knob 14, a release button 15, a film counter window 16 for displaying the number of frames of the film, a built-in strobe light emitting device 17, a strobe charging pilot lamp 18 for displaying a charging state of the strobe light emitting device 17, and the like.
It is closed by a back cover 19 and housed in a carton 20.

As shown in FIG. 2, the film with a lens has therein a film 21 having a magnetic storage area, a magnetic information recording mechanism 31 for recording time information on the film 21 as magnetic recording, and a predetermined information. The main components of the fixed power supply 41, which is the battery described above, are provided.

As shown in FIG. 3, the film 21 has one surface serving as an image pickup surface 22, a central portion serving as an image pickup area, the other surface serving as a magnetic recording surface 23, and an upper end portion thereof. The lower end is a magnetic recording area, and the magnetic recording surface 23 has a fixed counter 32 at the time of photographing at the bottom in FIG.
Two-channel magnetic storage units 24 and 24 'in which time information is recorded, and two-channel magnetic storage units 25 and 2 in which predetermined information is recorded in a developing station at the time of development.
5 'are formed along the longitudinal direction. The film 21 is almost entirely pulled out of the patrone 26 as an initial state, and is moved in the direction indicated by the arrow M in FIG. 3 and stored in the patrone 26 as it is used for photographing.

As shown in FIG. 4, a magnetic information recording mechanism 31 has a fixed counter 32 implemented by an IC chip so as to have only a clock function without having a display function or an adjusting function, and time information from the fixed counter 32. An amplifier 33 for amplifying the recording current representing the following, and a recording magnetic head 34 which is a magnetic recording element for converting the recording current into magnetic information using the induced electromotive force and recording the magnetic information in the magnetic storage areas 24 and 24 '. It is provided with.

As shown in FIG. 5, the fixed power supply 41 includes a strobe light emitting device 17 and a strobe charging pilot lamp 18.
(A strobe system 42 in FIG. 5) and a battery functioning as a power source for the fixed counter 32 in the magnetic information recording mechanism 31 and the amplifier 33 and the recording magnetic head 34 for recording time information. That is, the fixed power supply 41 is a common power supply for electromagnetic driving except for the mechanical function (for example, shutter mechanism) of the film with the lens. Note that a warranty period suitable for use is defined in the film with the lens, and the driving of the fixed counter 32 by the fixed power supply 41 is configured to continue for at least the warranty period.

In the film with lens itself,
As described above, the fixed counter 32 has no display function or adjustment function, but as shown in FIG. 6, the back cover 19 is provided with a connecting means (connector) 51 that is directly connected to the fixed counter 32. The counter 32 is connected to an external display adjustment device 61 through the connector 51. And
The display adjusting device 61 is provided with a display unit 62 for displaying time information of the fixed counter 32 and an adjusting unit 63 for adjusting the time information, so that the time information can be confirmed and adjusted.

As described above, the film with a lens according to the present embodiment is provided with the fixed counter 32 for adding time information to the magnetic storage units 24 and 24 'of each frame to be imaged through the recording magnetic head 34. Since the fixed counter 32 does not have a display function or an adjusting function, it can be realized by an inexpensive IC chip or the like which occupies a small space. Therefore, despite the fact that the information of the photographing date and time, which is a general requirement, can be added to each frame, a film with a lens that is small and provided at an extremely low price as in the related art is realized.

The present invention is not limited to the illustrated embodiment. For example, instead of magnetically recording the time information of the fixed counter 32, the time information can be optically printed on a photosensitive portion of the film.

[0024]

According to the film (film with lens) of the present invention, time information such as date and time can be easily and accurately recorded on the film at the time of photographing with an extremely simple configuration without having a complicated mechanism such as a display and an adjusting function. Can be additionally recorded.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an appearance of a film with a lens according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view showing a film constituting a main component and a magnetic information recording mechanism in the internal structure of the film with a lens according to the embodiment of the present invention.

FIG. 3 is a perspective view showing a film which is a main component of the film with a lens according to the embodiment of the present invention.

FIG. 4 is a block diagram schematically illustrating a configuration of a magnetic information recording mechanism that is a main component of the film with a lens according to the embodiment of the present invention.

FIG. 5 is a block diagram showing a state of each member driven by a fixed power supply.

FIG. 6 is a schematic diagram showing a state in which an external display adjustment device is connected to a film with a lens.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 Lens mount 12 Shooting lens 13 Finder 14 Film winding knob 15 Release button 16 Film counter window 17 Strobe light emitter 18 Strobe charging pilot lamp 19 Back cover 20 Carton 21 Film 22 Imaging surface 23 Magnetic recording surface 24, 24 ', 25 , 25 'magnetic recording section 26 patrone 31 magnetic information recording mechanism 32 fixed counter 33 amplifier 34 recording magnetic head 41 fixed power supply 51 connector 61 display adjusting device 62 display section 63 adjusting section

 ──────────────────────────────────────────────────の Continued on the front page (72) Yoshinori Chishima, Inventor 1248, Shimokagemori, Chiba, Saitama Prefecture Within Canon Electronics Co., Ltd. (72) Yoshikazu Kojima 1248, Shimokagemori, Chiba, Chichibu City, Saitama Canon Electronics Co., Ltd. (72) Inventor Masato Odagiri 1248 Shimokage Mori, Chichibu City, Saitama Prefecture Inside Canon Electronics Co., Ltd. (72) Inventor Masatoshi Kobayashi 1248 Shimokage Mori, Chichibu City, Saitama Prefecture F-term in Canon Electronics Co., Ltd. (Reference) 2H102 AA72 BB01 CA06 2H103 AA11 BA05 CA02 ZA03 ZA15 ZA55

Claims (8)

[Claims] 1. A film which has an image pickup mechanism having a lens as a main member and is provided only for photographing a predetermined number of frames, and has a fixed counter for adding time information to a predetermined portion of each frame to be imaged. A film characterized by the above-mentioned. 2. A magnetic storage area, comprising: a magnetic recording mechanism for recording magnetic information in the magnetic storage area, wherein the magnetic recording mechanism includes the fixed counter, and transmits time information from the fixed counter to the magnetic storage area. The film according to claim 1, wherein the film is recorded in a magnetic storage area. 3. The film according to claim 2, wherein the magnetic recording mechanism includes a magnetic recording element that records time information of the fixed counter in the magnetic storage area. 4. A fixed power supply, wherein the fixed power supply is used for driving the fixed counter and driving the magnetic recording mechanism during a recording operation together with driving of the imaging mechanism and a predetermined mechanism associated therewith. The film according to claim 2 or 3, wherein 5. The film according to claim 4, wherein a warranty period suitable for use is defined, and the driving of the fixed counter continues for the warranty period or longer. 6. The fixed counter is capable of displaying and adjusting its time information by an external display adjusting device, and is provided with connection means for the display adjusting device. The film according to any one of claims 1 to 5. 7. The film according to claim 6, wherein the connection means is provided on a back cover. 8. A display adjusting device connected to the film according to claim 6, wherein display means for displaying time information of the fixed counter, and adjusting means for adjusting time information of the fixed counter. A display adjustment device comprising: