JPH09211379A - Film viewer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To observe optical information formed outside each frame with a frame image. SOLUTION: A long length transparent plate 142 is fixed on the upper edge part of an opening part P where the frame image 18 is exposed, and also, a long-length transparent plate 144 is fixed on the lower edge part. The frame image 18 positioned at the opening part P is exposed from a space part 146 held between the transparent plate 142 and the transparent plate 144. And also, the optical data 19A formed on every frame image 18 is seen through the transparent plate 142, and the optical data 19B (ISO range) is seen through the transparent plate 144. Thus, the optical data 19A and 19B are observed with the frame image 18 through the observation window.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a film viewer for pulling out a film stored in a cartridge and observing the film, and more particularly to a film viewer for a film having optical information formed on the film.

[0002]

2. Description of the Related Art Recently, a return mode has been proposed in which a film is stored in a cartridge without being divided, and the cartridge is returned to a user together with a print photograph from a DPE dealer. In the case of a film returned in such a form, when requesting an additional print of a print photograph, the frame image cannot be observed through the negative sheath as in the conventional case. Therefore, the applicant of the present application pulls out the film from the cartridge and displays the frame image. We propose a film viewer that can be observed.

In this film viewer, a cartridge is loaded in the viewer main body, and a film pulling knob provided in the viewer main body is rotated by a finger to rotate the spool of the cartridge via a gear train connected to the knob. , The film is pulled out from the cartridge. The frame image of the drawn film is observed through an observation window opened in the viewer main body, and the film that is sequentially drawn is taken up by a take-up shaft that interlocks with the knob. After the observation is completed, the knob is reversed to rotate the spool in the rewinding direction to store the film in the cartridge.

The cartridge is provided with an instruction section for instructing whether it has been exposed or not, and when the unexposed instruction section of the instruction section is detected in the film viewer, the cartridge is formed. Is formed to prevent the loading of the.

[0005]

By the way, there is a photographic film for APS (Advanced Photo System) that has been recently proposed, in which a magnetic recording layer is formed for each frame,
Information such as shooting date / time, shooting size, shutter speed, F value, strobe ON / OFF, roll title, and frame title is magnetically recorded on the magnetic recording layer at the time of shooting.

The photo film has a frame number,
Optically recognizable optical information such as the ISO range is provided outside the frame frame of the frame. However, the conventional film viewer described above has a drawback that the optics cannot be confirmed when observing a frame image. The present invention has been made in view of such circumstances, and an object thereof is to provide a film viewer capable of confirming the optics corresponding to each frame when observing a frame image.

[0007]

In order to achieve the above object, the present invention provides a cartridge housing portion for housing a cartridge in which a developed film having optical information is wound around a frame image, and the cartridge housing. And a film take-up unit having a rotating shaft that is provided in the cartridge storing unit and that engages with the spool of the cartridge stored in the cartridge storing unit, and a take-up shaft that winds the film supplied from the film supplying unit. Means, an opening formed between the film supply means and the film winding means to expose a frame image of the film, an observation window for observing the frame image located in the opening, and the opening. While guiding the edge of the film passing through,
And a guide member provided in the opening so that the optical information of the frame image located in the opening can be observed through the observation window.

According to the present invention, after the cartridge is housed in the cartridge housing section, the film is pulled out from the cartridge, the film leader section is wound around the winding shaft of the film winding means, and each frame image of the film is opened. It is sequentially conveyed to the position where it is exposed from. The frame image located in the opening can be observed through the observation window, and the optical information of the frame image can be observed through the observation window through the guide member provided in the opening.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of a film viewer according to the present invention will be described in detail below with reference to the accompanying drawings. FIG. 1 is a perspective view showing the outer appearance of a film viewer according to the present invention. A viewer body 12 of the film viewer 10 is formed in a rectangular parallelepiped shape.

A rectangular observation window 16 is opened at the center of the front plate 14 of the viewer body 12, and a frame image 18 of the film described later and optical data 19A, 19B described later are opened from the observation window 16. Is observable. Further, the key panel 2 is provided on the right side of the observation window 16 in the figure.
0 is provided. The key panel 20 includes a rewind button 22 for instructing continuous rewinding of the film, a fast forward button 24 for instructing continuous fast forward of the film, a REV button 26 for instructing rewinding of one frame of the film, and one frame of the film. FWD button 2 to instruct the sequential feeding of minutes
8, an eject button 30 of the cartridge, a Load button 32 for instructing film loading, a frame number button 34 for selecting a frame number of a frame, and a frame number of a frame image to be observed after pressing the frame number button 0 A numeric keypad 36 with buttons up to 9 is attached.

A rectangular liquid crystal display plate (hereinafter referred to as "LCD") 40 is embedded and fixed to the upper plate 38 of the viewer main body 12. The LCD 40 displays the magnetic information formed on the magnetic recording layer of the film, and
The display contents of this magnetic information can be switched by pressing the display switching button 42 provided at the right corner of the upper plate 38. The magnetic information will be described later.

On the other hand, as shown in FIG. 2, inside the viewer main body 12, a storage chamber 46 for the cartridge 44 is formed on the left side of the drawing across the observation window 16 and is pulled out from the cartridge 44 on the right side of the drawing. A winding chamber 50 for the film 48 is formed. The storage chamber 46 is opened on the side of the bottom plate 52 of the viewer main body 12, and the cartridge 44 is put in and taken out from the opening 54. The opening 54 is opened and closed by a bottom lid 58 attached to the bottom plate 52 via a hinge 56.

The cartridge 44 accommodated in the accommodating chamber 46 is of the type shown in FIG. 3, and all the members constituting the cartridge 44, such as the body portion 60, the spool 62, and the light shielding member 64, are made of plastic. Has been done. The cartridge 44 has a film 48 (see FIG.
(Refer to FIG. 4) is wound around the spool 62 up to the tip,
When used, the film 4 is rotated by rotating the spool 62.
8 is a type which sends out 8 from the inlet / outlet 68 to the outside of the cartridge 44.

Further, on the end surface 60A of the body portion 60 of the cartridge 44, four different types of marks (openings) 69A, 69B, 69C and 69D which indicate the usage of the photographic film stored in the cartridge 44 are concentric circles. Are formed integrally with each other at a predetermined interval. These openings 69A-
Inside the 69D, a white plate (not shown) located in any one of the openings 69A to 69D is rotatably provided around the spool 62. When the white plate is located in, for example, the circular opening 69A, the opening 69A is displayed in white, and the cartridge is stored as an unused photographic film. Further, when the white plate is located in the semicircular opening 69B, the opening 69B is displayed in white to identify the cartridge as being used midway. When the white plate is located in the X-shaped opening 69C, the opening 69C is displayed in white to identify the cartridge as a photographed one. When the white plate is located in the rectangular opening 69D, the opening 6
9D is displayed in white to identify the developed cartridge from the outside.

As shown in FIG. 4, in the film 48, a perforation 70 indicating the end of the frame image 18 is formed for each frame outside the frame of the frame image 18, and a magnetic recording layer is provided in the vicinity of the perforation 70. 72 is formed. Further, a magnetic recording layer 72 is also formed below the frame of the frame image 18. This magnetic recording layer 72,
Reference numeral 72 indicates the shooting date / time of the frame 18, standard, high-definition, shooting size indicating panorama, shutter speed, F
Information such as the value, flash ON / OFF, roll title, frame title, etc. is magnetically recorded at the time of shooting.

On the other hand, the optical data 19A formed outside the frame of the frame image 18 is a numeral indicating the frame number of the film 48. Further, the optical data 19B formed on the lower portion outside the frame of the frame image 18 is the I data of the film 48.
It is a number (for example, 400) indicating the SO range. As shown in FIG. 3, the cartridge 44 is provided with a claw 76 on the end surface 60A of the body portion 60. The nail 76 is
The film stored in the cartridge 44 indicates whether the film has been developed or undeveloped. When the film is developed, it is folded and removed in a laboratory or the like and returned to the user. The presence or absence of the claw 76 is detected by the projection 78 formed inside the bottom lid 58 of the viewer body 12 shown in FIG. Therefore, when the undeveloped cartridge 44 is mistakenly loaded, the projection 78 hits the claw 76 and the bottom lid 58 is not closed. As a result, when an undeveloped cartridge is erroneously loaded, it is possible to prevent the cartridge from being exposed.

A rib 80 is formed on the other end of the spool 62 as shown in FIG. The rib 80 is engaged with the slit 84 of the rotary shaft 82 when the cartridge 44 is loaded, and the rotational force from the rotary shaft 82 is transmitted. As a result, the spool 62 is rotated, and the film 48 is pulled out from the cartridge 44 or rewound on the cartridge 44.

A winding shaft 86 for the film 48 is disposed in the winding chamber 50. An upper end and a lower end of the winding shaft 86 are rotatably supported by the viewer body 12. A gear 88 is fixed to the upper part of the winding shaft 86, and the gear 88 is connected to the motor 92 via a clutch 90 shown in FIG. The clutch 90 causes the gear 88 to slide with respect to the motor 92 when the torque applied to the gear 88 (that is, the winding torque of the film 48) exceeds a predetermined torque, and winds the film 48 at a constant speed. The shaft 86 is adapted to be wound up. The driving force of the motor 92 is supplied to the rotary shaft 8 via a gear mechanism (not shown).
The second gear 94 (see FIG. 2) is also transmitted.

The gear mechanism feeds the film 48 by rotating the spool 62, transmits power to the rotary shaft 82 until the leading end of the film 48 is taken up by the take-up shaft 86, and takes up the film at the time of taking-up thereafter. The power is transmitted only to the take-up shaft 86 side. Also, the gear mechanism is
When rewinding the film 48 into the cartridge 44,
Power is transmitted only to the rotating shaft 82 side.

The motor 92 is driven by a drive signal from a motor driver 96 shown in FIG. 5, and the motor driver 96 is a CPU built in the viewer body 12.
The rotation direction and the rotation amount output to the motor 92 are controlled by 98. 1 and FIG.
A command signal corresponding to the operation of each button 22 to 36 is output from the key panel 20 shown in FIG. CPU98
When the command signal is output, the motor driver 96 is controlled so that the motor 92 performs the operation corresponding to the signal.

By the way, the film 48 pulled out from the cartridge 44 is conveyed along the guide plate 100 shown in FIG. 5, and after passing through the observation window 16, it is guided to the winding shaft 86 along the guide plate 102. Being rolled up. A perforation sensor 104 is provided on the guide plate 100 side. The perforation sensor 104 detects the perforation 70 of the conveyed film 48 for each frame, and when it detects the perforation 70, outputs a H-level detection signal as a CP signal.
Output to U98. In the present embodiment, when the perforation sensor 104 detects the perforation 70, the frame image in front of the frame image is positioned in the observation window 16. Further, a capstan roller 105 is arranged near the perforation sensor 104. The rotational force from the motor 92 is transmitted to the capstan roller 105, and the film 48 pulled out from the cartridge 44 is transferred to the capstan roller 105.
It is transported at a constant speed by the rotating force of.

An optical sensor 106 is provided on the guide plate 102.
And the magnetic head 108 are arranged in parallel. The optical sensor 1
Reference numeral 06 is for reading the optical data when optical data such as a bar code is recorded. These optical data are reproduced by the optical data reading device 110 and stored in the RAM 112 of the CPU 98. The magnetic head 108 reads the magnetic information recorded in the magnetic recording layer 72 of the film 48, and the read information is reproduced by the magnetic information reproducing device 114 and stored in the RAM 112 of the CPU 98. Reference numeral 115 is a light source that irradiates the frame image located in the observation window 16 from the back side. Reference numeral 116 is an alarm, and the alarm 116 is controlled by the CPU 98 so that an electronic sound is generated when the rewinding of the film 48 into the cartridge 44 is completed, or when the film 48 is abnormally conveyed.

The information stored in the RAM 112 is stored in the CPU
LCD 40 shown in FIG. 6, read out when necessary by the 98.
Will be displayed. Next, a method of using the film viewer 10 configured as described above will be described with reference to the flowchart shown in FIG. First, the cartridge 44 is loaded into the viewer body 12 (S1). Next, the Load button 32 of the key panel 20 is pressed (S2) to start film loading, and all the films 48 in the cartridge 44 are pulled out by the driving force of the motor 92 and conveyed toward the winding shaft 86. Then, during the transport of the film, the magnetic information recorded on the magnetic recording layer 72 of the film 48 is read by the magnetic head 108, and the read information is stored in the RAM 112 for each frame (S3). If optical data such as a bar code is recorded on the film 48, the optical data is read by the optical sensor 106 and stored in the RAM 112.

When the transportation of all the films 48 is completed, the motor 92 is rotated in the reverse direction to drive the cartridges 44 of all the films 48.
Rewind to. At this time, it is previously confirmed whether or not an error has occurred in reading the entire magnetic recording layer 72 (S
4) If an error occurs, the reading is performed again during this rewinding operation (S5). Then, after the rewinding of all the films 48 is completed, it is confirmed whether or not the error is eliminated (S6), and the magnetic recording layer 72 in which the error has occurred is
It is determined that there is a magnetic information writing error and the information is not stored (S7).

Next, the key panel 20 is operated to start observation of the frame image (S8). For example, fast forward button 2
When 4 is pressed, the CPU 98 controls the motor 92 to start pulling out the film 48, and the second (frame number 2) frame image 1 from the perforation sensor 104.
The motor 92 is stopped at the time when the signal that detects the perforation 70 of No. 8 is output. As a result, the frame image 18 having the frame number 1 is located in the observation window 16, so that the frame image 18 can be observed through the observation window 16. At this time, the frame number “1”, which is the optical data 19A formed on the frame image 18, can be observed through the transparent acrylic plate 116 fixed to the upper edge of the observation window 16. The ISO range “400”, which is the optical data 19B formed below the frame image 18, is displayed in the observation window 1
It can be observed through a transparent acrylic plate 118 fixed to the lower edge portion of No. 6. At this time, the CPU 98 determines that the frame number 1
The magnetic information of the
40 is displayed. After that, when the FWD button 28 is pushed every time one frame is observed, the frame images in the subsequent stage from the frame number 1 can be observed in order, and the magnetic information corresponding to the frame image being observed is confirmed on the LCD 40. be able to.

When the frame number button 34 is pressed to input the frame number of the frame image to be observed with the ten-key pad 36, the CPU 98 controls the motor 92 to convey the frame image to the observation window 16 and to display the frame image. The magnetic information is read from the RAM 112 and the LCD 4
Display at 0. As a result, the desired frame image and its magnetic information can be confirmed together.

When the cartridge 44 is taken out from the viewer main body 12 after the observation is completed, the key panel E
The JECT button 30 is pushed (S9). When the eject button 30 is pressed, the CPU 98 reverses the motor 92 to rewind all the films 48 to the cartridge 44 (S10). Then, after it is confirmed by the alarm 116 that the rewinding is completed, the bottom lid 58 is opened and the cartridge 44 is taken out. This allows one cartridge 4
The observation of the film 48 stored in 4 is completed (S1).
1).

In the present embodiment, the film 48 is conveyed by the driving force of the motor 98, and the tension applied during the conveyance of the film 48 is kept constant by the clutch 90, so that the tension can be changed by manual film conveyance. Compared to the conventional film viewer, the film 48
The service life of can be extended. FIG. 7 is a perspective view showing another embodiment of the film viewer according to the present invention. 8 is an exploded perspective view of the film viewer shown in FIG. 7, and FIG. 9 is an enlarged plan view of the film viewer shown in FIG.

The exterior case of the film viewer shown in these drawings includes a main body case 121A having an open bottom,
It is composed of a bottom plate 121B which is a lid of the lower opening. Cartridge storage section 120 of the film viewer
A lid 122 is provided on the. This lid 122 is a lid 122A provided on the main body case 121A so as to be openable and closable
And a lid 122B provided on the cartridge storage section 120
And a lid 122A and a lid 122B are connected so as to interlock with each other. The lid 122 is opened and the cartridge is inserted into the cartridge storage portion 120. By inserting this cartridge, a pop-up member (not shown) of a pop-up mechanism provided in the cartridge storing portion
Is pushed down, and when the lid 122 is closed after inserting the cartridge, the lid 122 is locked.

An observation window 1 is provided on the upper surface of the film viewer.
24, take-out switch 130, information reading switch 13
1, a display changeover switch 132, a feed switch 133, a return switch 134, and an LCD 140 are provided. The cartridge storage unit 120 is provided with a film supply mechanism that has a rotary shaft that engages with the spool of the cartridge and that drives the rotary shaft by a motor. At a position opposite to the film supply mechanism, the film supply mechanism is provided. A film winding mechanism is provided which has a winding shaft for winding the supplied film and which drives the winding shaft by a motor.
Since the film supply mechanism and the film winding mechanism have the same structure as that shown in FIG. 2, detailed description thereof will be omitted.

Next, an observation optical system for observing a frame image through the observation window 124 will be described. As shown in FIG. 8, the desired frame image to be observed is stopped at the opening P formed at a predetermined position on the film transport path. Behind the opening P, a lamp house 125 having a lamp 125A for illuminating a frame image is arranged. In addition, the lamp house 125 is sandwiched across the opening P.
A reflection mirror 126 is disposed at a front position facing the. Furthermore, the observation window 124 has a lens holder 1
The eyepieces 128 A and 128 B are arranged by 27.

With the observation optical system having the above structure, the transmitted light of the frame image illuminated by the lamp house 125 is reflected upward by 90 ° by the reflection mirror 126, and then the observation window is passed through the eyepieces 128A and 128B. The frame image can be observed through the observation window 124. In FIG. 8, 129 is a lamp 125.
It is a lamp cover that is opened and closed when A is replaced.

FIG. 10 is a front view of the opening P seen from the front, and FIG. 11 is a longitudinal sectional view of FIG.
25, reflection mirror 126 and eyepieces 128A, 12
FIG. 8 is a cross-sectional view including an 8B optical system. As shown in FIG. 10, the opening P is a rectangular opening having a size such that the frame image is exposed, and a long transparent plate 142 is fixed to the upper edge of the opening P and the lower edge thereof. A long transparent plate 144 is fixedly attached. The frame image 18 (see FIG. 4) located in the opening P is exposed from the space 146 sandwiched between the transparent plate 142 and the transparent plate 144. Also, the frame image 18
The optical data 19A (frame number) formed for each is seen through the transparent plate 142, and the optical data 19B
The (ISO range) is seen through the transparent plate 144.

In FIG. 11, a concave groove 143 is formed at the lower edge of the transparent plate 142, and the transparent plate 144 is also formed.
A concave groove 145 is also formed in the upper edge portion of the. As shown in the figure, the film 48 has an upper edge portion guided by the groove 143 and a lower edge portion guided by the groove 145, and has an opening P.
Is supposed to pass through. Reference numeral 148 is a lamp 1
It is a diffusion plate that diffuses the illumination light from 25A.

Next, the operation of the film viewer having the above structure will be described with reference to the flowchart shown in FIG. First, connect the AC adapter to the film viewer to enable power supply to the film viewer (S
20). Subsequently, the cartridge is placed in the cartridge storage unit 1
20 and locks with the lid 122 (S21).
At this time, it is determined whether or not the inserted cartridge has been developed by the presence or absence of the claw 76 (see FIG. 3) provided on the cartridge (S22). An error message indicating "Yes" is displayed on the LCD 140, and then automatic ejection is performed (S23). That is, the lock of the lid 122 is released, and the cartridge is ejected by the operation of the pop-up mechanism.

On the other hand, when the cartridge is already developed (when the claw 76 is broken), the film is pulled out from the cartridge and the film leader is wound around the winding shaft (not shown) of the film winding mechanism. (S24). At the end of this loading operation, the frame image of the top frame of the film is stopped at the observation position where the observation window 124 can observe, and the light source for illuminating the frame image is turned on.

Here, when the information reading switch 131 is pressed (S25), immediately when the leading frame is stopped at the observation position (opening P), up to the leading frame when the leading frame is not at the viewing position. After rewinding the film once (S
26), the film is continuously fast-forwarded to the last frame and stopped (S28). Further, during the continuous fast-forwarding, each magnetic information recorded in the magnetic recording layer of the film reader section and the magnetic recording layer corresponding to each frame is continuously read, and the read magnetic information is stored in the RAM. (S27).

Therefore, when the reading of the magnetic information is completed, the final frame can be observed through the observation window 124, and the magnetic information of the final frame is displayed on the LCD 140. Now, when the feed switch 133 or the return switch 134 is pressed in the state where an arbitrary frame image is stopped at the observation position, the film is fed one frame in the feed direction or the return direction. It is possible to confirm the frame image one frame after or one frame before the frame (S29). Further, when the reading of the magnetic information is completed, the magnetic information of the frame image currently stopped at the observation position is displayed on the LCD 140.

Further, in the observation window 124, the optical data 19A (frame number) of the frame image 18 stopped at the observation position is observed through the transparent plate 142 fixed to the opening P, and the optical data is obtained. 19B (ISO range) is observed through the transparent plate 144. As a result, the user can read the frame image 18 and the optical data 19 of the film.
A and 19B can be observed.

After the confirmation of the frame image and the like is completed, when the take-out switch 130 is pressed (S30), the light source is turned off and the film is rewound into the cartridge (S31). When the film winding is completed, the lid 122 is unlocked, and the cartridge is automatically ejected from the cartridge storage section 120 by the pop-up mechanism (S3).
2).

When the feed switch 133 or the return switch 134 is kept pressed, the film is continuously fed in the feed direction or the return direction. Further, this film viewer has a power saving function, and as shown in step S20, when the AC adapter is connected and the cartridge is inserted and the lid 122 is closed in a state in which power can be supplied to the film viewer. Alternatively, when the switch or the like is pressed, the power is turned on. After that, when no operation time of switches etc. elapses from the normal power-on state, for example, 3 minutes, to save power and prevent deterioration of the film due to light heat of the light source, turn off the light source and turn off the power. It becomes a mode. When any switch is operated in the power save mode, the power is turned on again and the light source is turned on.

FIG. 13 is a plan view of the LCD 140 which displays shooting information such as shooting conditions and shooting date. As shown in the figure, the LCD 140 displays the frame number, the shooting date, the shooting time, the print type, the number of prints, the shutter speed, and the aperture value (F number) in a silk screen. FIG. 14 is a sectional view showing a second embodiment of the transparent plate.

The transparent plates 150 and 152 shown in the figure are attached to the diffusion plate 148, and concave grooves 151 and 153 for film guide are formed between the transparent plates 150 and 152 and the diffusion plate 148. FIG.
[Fig. 6] is a sectional view showing a third embodiment of the transparent plate. The transparent plate 154 shown in the figure is formed as a single plate so that the frame image portion can be seen through and is attached to the diffusion plate 148. In addition, a sealed space 156 is formed between the transparent plate 154 and the diffusion plate 148, and as a result,
The attachment of dust to the frame image 18 located in the opening P is prevented. Further, film guide concave grooves 157 and 159 are formed between the diffuser plate 148 and the diffuser plate 148.

FIG. 16 is a sectional view showing the third embodiment of the transparent plate, and FIG. 17 is a perspective view of a main part of the transparent plate shown in FIG. 16 as seen from the outside of the opening P. The transparent plates 160 and 162 shown in the figure are attached to the diffusion plate 148, and the concave grooves 161 and 1 for film guide are formed between the transparent plates 160 and 162 and the diffusion plate 148.
63 is formed. In addition, convex lens portions 164 and 166 are provided on some of the transparent plates 160 and 162.
It is formed integrally with 62. This convex lens 164 is
When the frame image 18 is located at the opening P, the optical data 1
It is formed at a position corresponding to 9A. As a result, the frame number of the optical data 19A is enlarged by the convex lens 164 and observed through the observation window 124. The convex lens 166 is formed at a position corresponding to the optical data 19B when the frame image 18 is positioned at the opening P. As a result, the ISO range of the optical data 19B is changed to the convex lens 1
It is enlarged to 66 and observed through the observation window 124.

As the transparent plates of the first to fourth embodiments described in the present embodiment, those formed of a transparent member such as acrylic or polycarbonate are used. Further, in the present embodiment, the transparent plate is fixed to the entire upper edge portion and the lower edge portion of the opening P, or the transparent plate is fixed to the entire opening P so that the frame image can be seen through. The present invention is not limited to this, and the transparent plate may be fixed to at least the position corresponding to the optical data located in the opening P. Further, in this embodiment, the transparent plate allows the optical data 19A and 19B to be seen through and observed, but the present invention is not limited to this, and the black mask frame 170 shown in FIG. A part of the inside of the mask frame 170 may be cut out so that the optical data is exposed from the cutouts 171 and 172.

[...] exposed from the notch 171
"" Mark 173 is displayed on the film 48 from the camera at the time of shooting.
It is a fat bit recorded in. If the fat bit is "..." As shown in the figure, the frame image is taken in cinema size, and if the fat bit is ".", It is taken in panorama size. Also, the frame image without the fat bit mark is taken in high-definition size. The ISO range “400” 19B, the bar code 174, and the perforation 70 are exposed in the cutout portion 172.

In this embodiment, the optical data 19
Although the frame number, the ISO range, the fat bit, the bar code, and the perforation are illustrated as A and 19B, other optical data such as the type of film may be used.

[0048]

As described above, according to the film viewer of the present invention, it is possible to confirm the frame image of the film and the optical information together through the observation window.

[Brief description of drawings]

FIG. 1 is a perspective view showing the outer appearance of a film viewer according to the present invention.

FIG. 2 is a front view of the film viewer shown in FIG.

FIG. 3 is a perspective view of a cartridge applied to the present invention.

FIG. 4 is an explanatory view of a cartridge and a film.

5 is a block diagram showing a control system of the film viewer shown in FIG.

FIG. 6 is a flowchart showing the operation of the film viewer shown in FIG.

FIG. 7 is a perspective view showing another embodiment of the film viewer according to the present invention.

8 is an exploded perspective view of the film viewer shown in FIG.

9 is an enlarged plan view of the film viewer shown in FIG.

FIG. 10 is a front view of a film exposing opening of the film viewer shown in FIG.

11 is a vertical cross-sectional view of the film exposing opening shown in FIG.

12 is a flowchart showing the operation of the film viewer shown in FIG.

13 is a plan view of the LCD showing the display contents on the LCD of the film viewer shown in FIG.

FIG. 14 is a vertical cross-sectional view showing a second embodiment of a transparent plate for see-through of optical data.

FIG. 15 is a vertical cross-sectional view showing a third embodiment of a transparent plate for see-through of optical data.

FIG. 16 is a vertical cross-sectional view showing a fourth embodiment of a transparent plate for see-through of optical data.

FIG. 17 is a perspective view of a main part of the transparent plate shown in FIG. 16 as seen from the outside of the film exposing opening.

FIG. 18 is a front view showing a state in which a mask frame is attached to the opening of the film viewer.

[Explanation of symbols]

 10 ... Film viewer 12 ... Viewer body 16, 124 ... Observation window 18 ... Frame image 19A, 19B ... Optical data 40, 140 ... LCD 44 ... Cartridge 48 ... Film 72 ... Magnetic recording layer 98 ... CPU 108 ... Magnetic head 120 ... Cartridge storage parts 142, 144 ... Transparent plate

Claims (3)

[Claims] 1. A cartridge storage unit for storing a cartridge in which a developed film having optical information is wound around a frame image, and the cartridge provided in the cartridge storage unit and stored in the cartridge storage unit. Between the film supply means and the film winding means, and a film winding means having a rotation shaft that engages the spool of the film, a film winding means having a winding shaft that winds the film supplied from the film supplying means, An opening for exposing the frame image of the film formed in the opening, an observation window for observing the frame image located in the opening, and an edge of the film passing through the opening for guiding the edge of the film. A guide member provided in the opening so that the optical information of the frame image located in the section can be observed through the observation window. Film viewer, characterized in that. 2. The film viewer according to claim 1, wherein the guide member is a transparent member provided in the opening, and the optical information can be observed through the transparent member. 3. The film viewer according to claim 1, wherein the guide member is formed with a notch, and the optical information can be observed through the notch.