JPH10232464A - Film unit provided with lens - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a film unit provided with a lens which is provided with a mark imprinting means imprinting a mark for specifying a printing range by utilizing light from a stroboscopic discharge tube and which has good reuse property. SOLUTION: Imprinting apertures 31 and 32 for imprinting the mark for specifying the printing range on the outside of an exposure range are formed on a position out of an aperture formed on an exposure frame member 30. A light guide 62 whose one end part 62a is a light incident end for receiving the light from the stroboscopic discharge tube 60 and whose other end part 62b is a light exiting end for emitting the light from the tube 60 toward the apertures 31 and 32 is fixed to the back surface of the circuit base 53 of the stroboscopic unit 18. The guide 62 can be integrally detached from the board 53 with the unit 18, and integrally attached with the unit 18.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lens-equipped film unit provided with a flat circuit board on which a strobe circuit element including a strobe discharge tube is mounted.

[0002]

2. Description of the Related Art A film unit with a lens is provided with a simple photographing mechanism, a new film cartridge is stored in advance, and anyone can easily enjoy photographing just by purchasing the film unit. It is widely used because it only needs to be submitted to a laboratory. The film unit with a lens is provided with a film roll chamber and a cartridge chamber integrally on both sides of an exposure frame member that determines an exposure range, and a roll-shaped film and a cartridge for storing a photographed film in each chamber. It comprises a stored main body base, a front cover and a rear cover that cover the main body base from front and rear.

In the case of a film unit with a built-in strobe, a main capacitor, a light emitting unit having a strobe discharge tube, a battery holder for incorporating a dry cell as a power source of the strobe, and the like are incorporated into a printed circuit board. One unit is incorporated by nail coupling.

[0004] In recent years, in order to further expand the appeal and enjoyment of printed photographs to general users, printed photographs having different aspect ratios according to the type and size of a photographed subject have been provided. As such a print photograph, in addition to a conventional standard size C size print (89 mm x 127 mm), a panoramic print (89 mm x 252 mm) with a double length in the horizontal direction, and a screen aspect in high-definition television broadcasting An H-size print (89 mm × 158 mm) approximated to the ratio is generally known.

[0005] In order to obtain print photographs having different aspect ratios as described above, all frames are exposed at full size (for example, 24 mm x 36 mm) at the time of photographing, and an optical mark for designating a print range outside the exposure range of each frame. A method is disclosed in which the optical mark is read during printing and each frame is printed in a designated print range.

In order to cope with the above-described printing method, a projection opening is provided at a position deviated from the aperture, and between the projection opening and the circuit board, light from the strobe discharge tube is received from one end and from the other end. The present applicant has proposed a film unit with a lens in which a light guide that emits light toward an imprinting opening is arranged to imprint an optical mark for designating a print range outside the exposure range.

[0007]

By the way, the above-mentioned film unit with lens is collected by the maker when it is used, and the front cover, the rear cover,
After removing the circuit board, etc., it is separated into components and recycled and reused. Therefore, as described above, in the case of a film unit with a lens in which the light guide is placed between the projection opening and the circuit board, a step of removing and incorporating the light guide is newly required, which may deteriorate recyclability and reusability. there were.

The present invention has been made to solve the above-mentioned drawbacks of the prior art, and prevents the deterioration of recycling and reusability due to the provision of a light guide for imprinting an optical mark for specifying a print range. It is an object of the present invention to provide a film unit with a lens that can be used.

[0009]

In order to achieve the above object, according to the first aspect of the present invention, one end is a light incident end for receiving light from a strobe discharge tube, and the other end is exposed on a back surface of a circuit board. A light guide serving as a light emitting end for emitting light from a strobe discharge tube toward an opening formed at a position deviated from the aperture in order to imprint a mark for specifying a print range outside the range is fixed. . According to the second aspect of the present invention, a part of the strobe discharge tube is exposed on the back side of the circuit board, and one end of the light guide receives light from the part.

[0010]

FIG. 8 shows an example of a film unit with a lens for photographing an H size having means for imprinting an optical mark for designating a print range. The lens-fitted film unit 2 includes a unit main body 3 in which a film cartridge is pre-loaded and various photographing mechanisms are incorporated, and a label 4 partially covering the unit.

A shutter button 6 and the like are provided on the upper surface of the unit body 3, and an objective window 8a for exposing the objective lens 8, a photographic window 9a for exposing the photographic lens 9, a power switch 10, and a strobe light emitting unit 11 are provided on the front surface. Other knobs 12 described later
Is provided. On the back side of the unit main body 3, a hoisting knob 13 that is rotated for each photographing is exposed. The label 4 has a back surface coated with an adhesive, and is attached to the center of the unit main body 3 in a band shape.

The knob 12 is operated when setting a print range, and is slidable along the elongated hole 14. Symbols C (C size print range), P (Panorama print range), and H (H size print range) indicating the position of the knob 12 when setting each print range around the long hole 14 are provided on the exterior label 4. Is printed. The objective window 8a exposing the objective lens 8 is formed corresponding to an H size print (89 mm × 158 mm).

FIG. 1 is an exploded perspective view of the unit body. A film roll chamber 26 for storing a film 25 in a roll shape and a film
And a cartridge chamber 28 for accommodating a cartridge 27 in which the cartridge 5 is wound. An exposure frame member 30 having an aperture 29 for forming an exposure screen on the film surface is formed between the film roll chamber 26 and the cartridge chamber 28. At positions off the aperture 29 of the exposure frame member 30, there are formed printing openings 31 and 32 for printing optical marks outside the exposure range of the film surface, and a mark switching plate having one opening 33a. 33 is incorporated so as to freely slide horizontally.

A hoisting knob 13 is rotatably disposed above the cartridge chamber 28. Hoisting knob 13
Is engaged with one end of a spool 27a rotatably incorporated in the cartridge 27.
The film 25 is wound around the cartridge 27 by rotating.

The exposure unit 17 is constructed by incorporating a shutter charging mechanism, a shutter driving mechanism, a counter mechanism, a film wrapping mechanism, and the like into a base member 35.
It is incorporated in a light-shielding cylinder 30 a provided on the exposure frame member 30. A lens holder 36 to which the photographing lens 9 is attached is incorporated in the front surface of the base member 35, and mark exposure windows 36a and 36b are formed in the front surface of the lens holder 36.

In the exposure unit 17, as shown in FIG. 2, a shutter drive lever 42, a locking lever 45, and a cam member 46 are rotatable around a plurality of shafts integrally formed on an upper portion of a base member 35. It is assembled. Cam member 46
The driven sprocket 44 is engaged with the perforation of the film 25, and is driven to rotate when one frame of the film 25 is wound into the cartridge 27, The cam member 46 is also rotated half a counterclockwise direction in the drawing. The shutter driving lever 42 and the locking lever 45 are respectively urged in the counterclockwise direction and the clockwise direction in the drawing by separate springs, and the shutter driving lever 42 resists the urging of the spring by the rotation of the cam member 46. And is rotated clockwise in FIG.

The locking lever 45 rotates slightly clockwise when the cam member 46 rotates, and the shutter driving lever 42
At the charging position. At this time, the locking lever 45 engages with the cam member 46 and the winding knob 13 to prevent rotation, thereby stopping film winding. When the release button 6 is pressed, a lever member 6a (see FIG. 6) integrally formed on the bottom of the release button 6 rotates the locking lever 45 counterclockwise in the figure against the bias of the spring. Let it. As a result, the shutter drive lever 42 is released from being held at the charge position, and is rotated counterclockwise by the bias of the spring.

A shutter opening 3 is provided on the front surface of the base member 35.
5c is provided, and a shutter blade 40 is mounted on a pin 35d projecting obliquely upward. At the bottom of the base member 35, mark exposure paths 35a and 35b are formed. The mark exposure paths 35a and 35b are
The optical path connects the first and second marks 32 and the mark exposure windows 36a and 36b. The shutter blade 40 has a shutter opening 35c.
A mask section 40b for opening and closing the mark exposure windows 36a and 36b is provided integrally with an opening / closing section 40a for opening and closing the mark.

Pin 40 provided integrally with shutter blade 40
The other end of a metal coil spring 45 whose one end is hung on a pin 35e protruding from the end surface of the base member 35 is hung on c.
The shutter blades 40 are spring-biased at positions where the shutter blades a and 36a are closed. A shutter driving projection 40d provided integrally with the shutter blade is provided with a kick lever 49 provided integrally with the shutter driving lever 42 in response to a shutter release operation.
Is kicked off by Thereby, the shutter blade 40 is driven, and the shutter opening 35c and the mark exposure window 36a,
36b are simultaneously opened and closed.

The front cover 19 is installed on the front side of the main body base 16 so as to cover the exposure unit 17.
In the front cover 19, a slit-shaped groove 19a is formed in a portion covering the film roll chamber 26, and a pressing portion 10a of the power switch 10 is slidably incorporated in the groove 19a.

The rear cover 20 is incorporated on the back side of the main body base portion 16 and covers a film roll chamber 26 and a cartridge chamber 28 in which a film 25 and a cartridge 27 are stored, respectively. The bottom openings of the film roll chamber 26 and the cartridge chamber 28 are light-tightly closed by bottom covers 20a and 20b provided at the bottom of the rear cover 20.

As shown in FIG. 4, the strobe unit 18 includes a strobe light emitting section 11, a main condenser 55, a battery holder 57 for a dry battery 56, and a charging completion lamp 5.
8, a flat circuit board 53 on which a well-known wiring print including printed contacts 53a and 53b is provided, incorporating a sync switch 59 and the like. This circuit board 5
3 and a dry battery 56 for supplying power to the
Is turned on, and the electric contact piece 40 is short-circuited by the pressing portion 10a to the electrical contact piece 43a, so that the strobe device is always in the strobe light emission ready state where strobe light emission is possible. FIG. 3 shows an example of a circuit of this strobe device.

When the power switch 10 is turned to the ON position, the pressing portion 10a of the power switch 10 presses the electric contact piece 34 installed at the top of the film roll chamber 26, as shown in FIG. The electric contacts 34 are printed contacts 53a, 53b.
Is short-circuited, and charging of the main capacitor 45 is started. When the charging of the main capacitor 45 reaches a prescribed level, the charging completion lamp 58 blinks. When the shutter blade 40 is rotated by the shutter release operation, the projection 47b for short-circuiting the synchro switch integrally provided on the shutter blade 40 comes into contact with the synchro switch 59 to short-circuit the metal piece. Tube 6
0 emits light. Then, the main capacitor 55 is charged again to the specified level, and the flash light emission preparation state is established.

On the back side of the circuit board 54, each part has a light reflecting and refracting surface, and the light guide 6 is formed by injection molding.
2 is fixed. One end 62a of the light guide 62
Is a light incident end for receiving light from the strobe discharge tube 60, and the other end 62b is a mark exposure window 36a, 36.
b and the strobe discharge tubes 6
It is a light emitting end for emitting light from 0.

As shown in FIG. 4, a main capacitor 55, a battery holder 57 for a dry battery 56, a charging completion lamp 58 and the like are incorporated on the back side of the circuit board 53. The strobe light emitting section 11 incorporated in the upper part of the circuit board 53 is configured by incorporating a strobe discharge tube 60 on the back side of a box-shaped case member 63. The central portion of the strobe discharge tube 60 is passed through a reflector provided in the case member 63 and is exposed to the front of the lens-fitted film unit 2 through a transparent cover 64 incorporated in front of the case member 63. When the strobe discharge tube 60 emits light, the light is reflected by the reflector and passes through the transparent cover to irradiate the front of the film unit 2 with the lens.

Both ends of the strobe discharge tube 60 are exposed on the back side of the circuit board 53 for wiring. Circuit board 5
3. One end 62a of light guide 62 fixed to the back of
Is arranged close to one end of a strobe discharge tube 60 exposed on the back side of the circuit board 53, and receives light from the strobe discharge tube 60.

A field switching plate 66 is provided between the front cover 19 and the exposure unit 17. The field switching plate 66 is rotatably mounted on a support shaft 36 a integrally provided on the front surface of the lens holder 36. The field-of-view switching plate 66 restricts the field of view corresponding to the aspect ratio of the H-size print by the objective window 8a in accordance with the print range.
× 252 mm) and C
C corresponding to size print (89mm × 127mm)
A size field opening 68 is formed around the center of the rotation axis. In addition, an arc-shaped notch 69 for exposing the photographing lens 9 is provided.

The knob 12 integrally provided on the front surface of the visual field switching plate 66 is operably exposed from the long hole 14. When the knob 12 is at the H position, the field switching plate 66 is connected to the objective window 8a.
, The field of view corresponds to the H-size print (see FIG. 5A). When the knob 12 is at the C position,
The C size field opening 68 is inserted in front of the objective lens 8, and the C size field opening 68 restricts the objective window 8a from the left and right to provide a field corresponding to C size printing (see FIG. 5B). When the knob 12 is at the P position, the panoramic field opening 67 is inserted in front of the objective lens 8, and the panoramic field opening 67 restricts the objective window 8a from above and below to provide a field corresponding to panoramic printing (FIG. 5).
(C)).

As shown in FIG. 5, a spring 70 is applied to the field switching plate 66 so as to be urged in a counterclockwise direction. A knob 12 is provided around the field switching plate 66.
Is provided with a stopper 71 that regulates the counterclockwise rotation of the visual field switching plate 66 when is at the H position. Slot 14
A click claw 14 for forming a click mechanism between the knob 12 and the rotation of the knob 12 at the C position and the P position.
a and 14b are provided.

An interlocking lever 73 is provided on the mark switching plate 33.
Is connected, and the other end of the interlocking lever 73 is connected to the lower part of the visual field switching plate 66. The rotation of the field switching plate 66 causes the mark switching plate 33 to slide laterally via the interlocking lever 73.

When the knob 12 is set to the H position, the opening windows 33a of the mark switching plate 33 are exposed.
2 and both of the projection openings 31 and 32 are closed on both sides of the opening window 33a, and the dot 8
0 cannot be imprinted (see FIG. 5A). Knob 1
When the position 2 is set to the position C, the opening window 33a is moved to a position facing the projection opening 31, and the opening window 3a is moved.
Both the transfer openings 31, 32 are exposed from one side of the opening 3a and the opening window 33a, and the transfer openings 31, 32 are exposed.
Can print two dots 80 from both (see FIG. 5B). When the knob 12 is set to the P position, the opening window 33b is moved to a position facing the projection opening 32, and only the projection opening 31 is closed on one side sandwiching the opening window 33a. It becomes possible to imprint one dot with the use of the reference numeral 31 (see FIG. 5C).

A mask plate 74 is arranged between the front cover 19 and the field switching plate 37. This mask plate 7
Reference numeral 4 is large enough to cover the imaging window 9a and the objective window 8a provided on the front cover 19. An extension piece 75 formed by extending the other end of the mask plate 74 toward the electric contact piece 34 is fixed to the lever portion 10 a of the power switch 10. The operation of the power switch 10 causes the mask plate 74 to move the front cover 19.
Along the back of the camera, between a closed position for closing the imaging window 9a and the objective window 8a (see FIG. 6B) and an open position for exposing the imaging window 9a and the objective window 8a (see FIG. 6A). You can slide horizontally.

At the other end of the mask plate 74, a release lock lever 76 extending toward the release button 6 along the upper surface of the front cover 19 is formed. By operating the power switch 10, the distal end of the release lock lever 76 comes into contact with a lever member 6a provided at the bottom of the release button 6 to restrict the pressing of the release button 6 (FIG. 6).
(See FIG. 6B) and a position (see FIG. 6A) apart from the release button 6 and allowing the release button 6 to be pressed.

The film unit with lens 2 having the above structure
When using the power switch, set the power switch 10 to the ON position,
The mask plate 38 is retracted from the front of the taking lens 9 and the objective lens 8 to expose the taking lens 9 and the objective lens 8. As a result, the pressing portion 10a of the power switch 10 presses the electric contact piece 34 to short-circuit the printed contacts 53a and 56b,
Charging of the main capacitor 55 is started. When the main capacitor 55 is charged to a specified level, the charge completion lamp 58 blinks, and the flash light emission preparation state is established.

By operating the winding knob 13, one frame of the film is wound, and the photographing frame is set on the aperture 29. The mark exposure windows 36a and 36b are provided with the shutter blade 4
Since it is closed by 0, it is not exposed even when external light enters inside from a cutout provided around the release button 6 to provide the release button 6 or the photographing window 9a, the objective window 8a or the like. Absent.

By operating the knob 12 in accordance with the configuration of the subject or the like, shooting is performed at any one of the positions H, C, and P. For example, when the knob 12 is set to the H position and H size printing is designated, the field switching plate 66 is retracted from the front of the objective lens 8 and does not block the objective window 8a.
The finder visual field range corresponding to the H size print is formed only by the above.

The photographer captures the subject within the finder field of view corresponding to the H size print and presses down the shutter button 6. A kick lever 4 provided integrally with a shutter drive lever 42 in response to a shutter release operation.
9 kicks the projection 40 d of the shutter blade 40 and rotates the shutter blade 40. The shutter blade 40 opens the shutter opening 35c and the mark exposure windows 36a, 36b to form an exposure screen on the film surface. When the shutter blades 40 continue to rotate and the flash drive projections 40e provided integrally with the shutter blades 40 contact the metal pieces of the synchro switch 49, the synchro switch 59 is turned on and the flash discharge tube 60 emits light. Thereafter, the shutter blades 40 are rotated counterclockwise by the bias of the spring, and the shutter openings 35c are opened.
And the mark exposure windows 36a and 36b are closed.

Light from the strobe discharge tube 60 is applied to one end 62.
a, through the light guide 62, through the other end 62b, through the mark exposure windows 36a, 36b and the mark exposure path 35.
a, 35b, and is emitted to the transfer openings 31, 32. At this time, the opening window 33a of the mark switching plate 33 is
The transfer openings 3 are arranged between the transfer openings 31 and 32 and sandwich the opening window 63 a of the mark switching plate 33.
Since both 1 and 32 are closed, the light emitted from the other end 62b is blocked and does not reach the film surface,
The dots 81 are not exposed (see FIG. 7C). When there is no dot 71, it indicates that the designation of the print range is H size. When the charge start button 10 is pressed, the flash light is emitted from the light emitting unit 44 when the synchro switch 49 using the shutter blade is turned on.

When selecting the C size print,
The photographer moves the knob 12 to match the symbol C. As a result, the field switching plate 66 rotates counterclockwise, and the C size field opening 68 is inserted in front of the objective lens 6, and the C size field opening 68 restricts the objective window 8 from the left and right, and corresponds to C size printing. Thus, a finder visual field range is formed.

The photographer captures the subject within the finder field of view corresponding to the C size print, and presses the shutter button 6.
Press down. In response to the shutter release operation, the shutter blades 40 are driven by the above-described procedure, and the strobe discharge tube 60 emits light. The shutter opening 35c and the mark exposure windows 36a and 36b are opened and closed to form an exposure screen on the film surface. In this case, the light from the strobe discharge tube 60 enters from the light incident end 62a, passes through the light guide 62, and is emitted from the light emitting end 62b through the mark exposure windows 36a, 36b toward the projection openings 31, 32. . At this time, since the imprint opening 31 and the opening window 63a coincide with each other, the imprint openings 31 and 32 are exposed from one side sandwiching the opening window 63a and the opening window 63a. Two dots 71 from both are exposed (see FIG. 4A). When the number of the dots 71 is two, it indicates that the designation of the print range is the C size.

When selecting a panoramic print,
The photographer moves the knob 12 to match the symbol P. As a result, the panoramic field opening 67 is inserted in front of the objective lens 8, and the panoramic field opening 67 restricts the objective window 8a from above and below, thereby forming a finder field range corresponding to panoramic printing.

The photographer captures the subject within the finder field of view corresponding to the panorama size print and presses down the shutter button 6. In response to the shutter release, the shutter blades 40 are driven by the above-described procedure, and the strobe discharge tube 60 emits light. The shutter opening 35c and the mark exposure windows 36a and 36b are opened and closed to form an exposure screen on the film surface. Light from the strobe discharge tube 60 enters through the light incident end 62a, passes through the light guide 62, and is emitted from the light exit end 62b toward the projection openings 31, 32 through the mark exposure windows 36a, 36b. Since the opening window 63b has been moved to the position facing the projection opening 32,
Only the imprint opening 31 is closed on one side of the opening window 63a, and one dot 81 is exposed from the imprint opening 32 (see FIG. 7B). When the number of dots 81 is one, it indicates that the print range is specified as a panorama.

To stop photographing halfway, the power switch 10 is set to the OFF position. As a result, the mask plate 38 is inserted in front of the photographing lens 9 and the objective lens 8, respectively, and the photographing window 9a and the objective window 8a are covered with the mask plate 38. Sticking can be prevented. Further, the release lock lever 38 d abuts on a lever member provided at the bottom of the release button 6, so that pressing of the release button 6 can be restricted.
In addition, since the electric connecting piece 40 is not pressed, the strobe is not charged, and unnecessary power consumption can be avoided. Therefore, when the power switch 10 is set to the OFF position, the user can carry the camera while winding up one frame of the film.

When the photographing of the film unit 2 with the lens is completed, the film unit 2 is submitted to a developing laboratory. The bottom lid 20a is opened,
The cartridge 27 in which all of the photographed films 25 are wound and stored is taken out. After the film 25 is developed, it is set in an automatic printer. The automatic printer scans the outside of the exposure range of the film 25 frame by frame using a sensor or the like. When two dots 81 shown in FIG. 7A are detected, the photographed frame is printed on a C-size print photograph, and when one dot 81 shown in FIG. 7B is detected, , And prints the frame on a panoramic print. If one dot 81 cannot be detected as shown in FIG.
Print on printed photos of the size.

The film unit with lens 2 from which the film cartridge 16 has been taken out is collected by the manufacturer, and the front cover 19 and the rear cover 2 are removed from the main body 16.
0, the exposure unit 17, the strobe unit 18, etc., and are recycled and reused for each part. Since the light guide 62 is fixed to the back side of the circuit board 53 of the strobe unit 18, the strobe unit 18
By removing the light guide 62 from the main body base 16, the light guide 62
Can be removed together. The strobe unit 18, which has been inspected and cleaned, is used by being incorporated into a new main body base.
8 can contribute to good disassembly / assembly of the film unit with lens.

The light guide described above may be composed of a plurality of transparent plastic fibers having a circular cross section. In this case, one end of the fiber is bundled into one to constitute a light incident end, and the other end is divided into two bundles to constitute a light exit end, and a space between the light entrance end and the light exit end is covered with a rubber tube. Is what you do. The correspondence between the number of dots and each print range was C size for two dots, panorama size for one dot, and H size for no dots, but the present invention is not limited to these. It is. In addition, the print range is set to three types, that is, C size, panorama size, and H size, but is not limited thereto.

[0047]

As described above, according to the present invention, on the back surface of the circuit board, one end is a light incident end for receiving light from the strobe discharge tube, and the other end is a mark for designating a print range outside the exposure range. In order to project the light, the light guide that is the light emitting end that emits the light from the strobe discharge tube toward the opening formed at the position off the aperture is fixed, so the light guide is integrated with the circuit board Can be removed and installed from the base. Since the process of removing and incorporating the light guide becomes unnecessary, it is possible to contribute to good recycling and reusability.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a film unit with a lens according to the present invention.

FIG. 2 is an exploded perspective view of the exposure unit.

FIG. 3 is a circuit diagram of a strobe device.

FIG. 4 is a perspective view of the strobe unit viewed from the back side.

FIG. 5 is a diagram illustrating the operation of a field switching plate and a mark switching plate.

FIG. 6 is an explanatory diagram relating to operation of a power switch.

FIG. 7 is an explanatory diagram showing a state of a photographic film on which dots are imprinted.

FIG. 8 is a perspective view of a film unit with a lens. .

[Explanation of symbols]

 2 Film unit with lens 16 Body base 19 Front cover 20 Rear cover 25 Film 27 Cartridge 53 Circuit board 60 Strobe discharge tube 62 Light guide 62a One end 62b Other end

Claims (2)

[Claims] 1. A main body base provided with a film roll chamber for storing a rolled film and a cartridge chamber for storing a cartridge into which a photographed film is wound so as to sandwich an aperture for determining an exposure range to the film. A front cover and a rear cover respectively covering a front surface and a back surface of the main body base; and a flat plate disposed between the front surface and the front cover of the main body base, and including a strobe circuit element including a strobe discharge tube. A film unit with a lens comprising: a circuit board having a light receiving end for receiving light from the strobe discharge tube on the back side of the circuit board, and a mark for designating a print range outside the exposure range on the other end. The light from the strobe discharge tube is emitted toward the opening formed at a position off the aperture to capture the Lens-fitted photo film unit light-emitting end and comprising a light guide is characterized in that it is secured that. 2. The lens-equipped film according to claim 1, wherein a part of the strobe discharge tube is exposed on a back side of a circuit board, and one end of the light guide receives light from the part. unit.