WO1993021559A1 - Printing method and apparatus of photograph - Google Patents
Printing method and apparatus of photograph Download PDFInfo
- Publication number
- WO1993021559A1 WO1993021559A1 PCT/JP1993/000472 JP9300472W WO9321559A1 WO 1993021559 A1 WO1993021559 A1 WO 1993021559A1 JP 9300472 W JP9300472 W JP 9300472W WO 9321559 A1 WO9321559 A1 WO 9321559A1
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- WO
- WIPO (PCT)
- Prior art keywords
- lens
- exposure
- printing
- photographic
- exposure table
- Prior art date
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/18—Focusing aids
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/52—Details
- G03B27/522—Projection optics
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/52—Details
- G03B27/53—Automatic registration or positioning of originals with respect to each other or the photosensitive layer
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/52—Details
- G03B27/58—Baseboards, masking frames, or other holders for the sensitive material
- G03B27/587—Handling photosensitive webs
- G03B27/588—Supply rolls; Cutting arrangements
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B35/00—Stereoscopic photography
- G03B35/14—Printing apparatus specially adapted for conversion between different types of record
Definitions
- the present invention relates to a printing / developing apparatus capable of printing a normal photograph or a 3D stereoscopic photograph. Background fields
- a plurality of shooting negatives prepared in advance are obtained by shooting the subject from each shooting point located on a line parallel to the subject or on a curve drawn at the center of the subject. Negatives are created in which the positions of the foreground and background are different depending on the shooting location. It is better to take more shooting points and increase the number of frames per negative for better stereoscopic effect.
- a lenticular sheet with a lenticular sheet is made by applying a photosensitive agent to the back of a transparent plastic sheet that plays the role of a lenticular lens, or by attaching a sheet coated with a photosensitive agent.
- a set of negatives prepared in advance from the lenticular lens side is printed one after another from the negative at one end to the negative at the other end in the order of the shooting points.
- a photographic printing apparatus having a fixed negative mask and having a mechanism in which a lens and an exposure table can be moved in a horizontal direction is often used.
- a single lenticular sheet is baked into a photosensitive sheet with a different projection angle for each negative, the image of each negative is divided and compressed into a line image by a lenticular lens, and the photosensitive layer corresponds to the projection direction. In this order, line images are repeatedly arranged.
- negatives are 3 to 5 frames.However, as a means of obtaining a 3D stereoscopic photograph with a good stereoscopic effect by taking discrete shots, it is often the case that one or more exposures are performed at different projection angles for each negative. Done. For example, for three negatives, two negatives taken at the shooting points at both ends are printed with the first and fourth exposures, and one negative at the center shooting point is exposed with the second and third exposures. It can be used for two printings, so that a three-dimensional photograph can be obtained with four exposures.
- the correction method will be described using a case where three negatives are exposed four times and printed.
- focus yards corresponding to the negatives used for the second and third exposures and the second and fourth exposures are printed on photographic paper from the respective exposure positions. I can. Then, measure the amount of movement of the chart in the first and third times, and the second and fourth times, calculate the correction value from the three amounts of movement, manually align the lens position, and match the exposure center Let me.
- the printing apparatus of the present invention uses a method generally called an “indirect method”.
- an indirect method a camera with a normal light-sensitive film for a subject with depth is moved horizontally by a fixed distance, and multiple negatives are created for the same subject. These negatives have different image positions depending on the distance of the subject from the camera.
- a method of taking a picture by moving the camera in an arc shape with respect to the subject In any case, it is necessary to obtain multiple images from different viewpoints.
- a negative camera may be obtained by taking a picture with multiple lenses arranged in a horizontal plane, or by arranging multiple cameras horizontally.
- the number of negatives is not specifically defined, but is usually about 3-5.
- multiple negatives obtained in the above process are applied to a photosensitive film with a lenticular sheet in which a photosensitive material is applied to the flat surface of a lenticular sheet. Exposure by changing the projection angle c .
- an image is formed on a photographic paper with lenticular sheet using a normal projection lens, the image is compressed in one direction by a lenticular lens.
- the projected image is formed on the photosensitive layer on the back surface of the lenticular lens as a linear image separated for each lenticular lens.
- the line image formed on the photosensitive layer is again enlarged in one direction by the lenticular lens, and appears as a restored image.
- different images taken in sequence from the right and left eyes arrive, and the two pieces of image information are combined to enable stereoscopic vision.
- Figure 1 shows an illustration of a conventional “indirect method” photoprinting device for 3D stereographs. Force performing overlapping multiple exposures stereoscopic photographs of baking by changing the angle of the exposure light in the "indirect method”?, In conventional systems slide the lens unit 1 and the exposure stand 2 as shown in FIG. 1 de A predetermined angle is obtained by moving the photographic paper with lenticular sheet and the negative film horizontally while moving them relative to each other by a mechanism. Further, the lens unit may be fixed and the negative mask unit 3 including the negative film and the exposure table 2 may be moved, or the exposure table 2 may be fixed and the negative mask unit 3 and the lens unit 1 may be moved to a predetermined exposure angle. Can be obtained. .
- the lens In the lens unit of the conventional ordinary photographic printing apparatus, the lens is fixed, and the lens is adjusted by loosening the optical axis and the ring and bolt for adjusting the focus.
- the enlargement lens is replaced and the exposure table is moved to adjust the focal length.
- FIG. 2 is a schematic view showing an example of a conventional photographic printing and developing apparatus.
- the device roughly consists of an exposure unit 4, a development unit 5, and a drying unit 6. After exposure, the system is automatically developed and dried, and the completed photo is carried out.
- the photographic paper 7 in the form of a roll is conveyed by a feed roller 18 and is cut into sheet pieces by a force cutter 9 in front of an exposure table and printed.
- exposure A transport belt 10 with a hole is stretched on the table surface, and is sucked by the suction box 11 inside the exposure table to suck and fix the photographic paper.
- the exposure apparatus 12 includes a negative mask, an adjustable enlargement lens, a light source, and the like.
- FIG. 3 is a perspective view showing an example of a transport mechanism of a conventional photographic printing and developing device.
- the roll-shaped photographic paper 7 stored in the magazine 14 is pulled out by the feed roller 18 and cut into sheet pieces by the cutter 9.
- the sheet piece is guided to the entrance guide 15 and placed on the belt conveyor of the exposure table 13.
- the conveyor belt 10 used for the belt conveyor has a rib having an uneven back surface, and rotates while meshing with the teeth of internal rollers.
- the holes in the conveyor belt 10 are sucked from inside the exposure table, and the photographic paper is adsorbed.
- the driving force of the transfer mechanism is obtained by rotating the motor 17 and transmitting the power to each mouth roller by the belt 16.
- the present invention relates to an exposure apparatus
- the enlargement lens is designed to improve brightness and performance, and depending on the lens design, the lens surface may abnormally approach the film, causing lens adjustment and negative film adjustment. It can be difficult to handle.
- An object of the present invention is to solve the problem that the distance between the lens surface and the film is reduced, and to provide a photographic printing apparatus in which adjustment of the lens and handling of the negative film are easy.
- An object of the present invention is to provide a method for correcting the position of a lens plate by obtaining a means for accurately grasping the amount of movement of the center of exposure during printing of a 3D stereoscopic photograph.
- Trimming prints typically have a large enlargement ratio, and the slightest deviation of the negatives in the method of moving the film causes large errors on the exposure table.
- trimming since the film is moved manually, the film may be contaminated with sebum, etc., and fine adjustment is difficult, requiring skill.
- a moving mechanism for film In order to move the camera, a high-precision device capable of minute movement is required, especially when the magnification is large.
- Many photo printers are equipped with an automatic film feed mechanism that moves constantly to increase work efficiency. If a movable type is used for fine adjustment of the film in order to perform trimming printing, the structure of the printing device will be complicated and the accuracy of the moving mechanism will be uneasy.
- An object of the present invention is to provide a trimming moving mechanism with high accuracy and to provide an efficient trimming method.
- a method is generally used in which photographic paper supplied in a roll shape is cut and then sent to an exposure unit.
- the photographic paper is cut to a predetermined length with a cutter, but if the photographic paper is cut with a cutter, the cut surface may be turned.
- peeling is likely to occur.
- turning over is reduced by changing cutting conditions such as cutting edge angle, blade pressure, and cutting speed.
- it is impossible to eliminate the occurrence of turning over so that the inside of the machine is turned over; r While the photographic paper is being conveyed, the turning over part falls off and debris is generated. I will.
- This phenomenon is particularly noticeable in the case of photographic paper for 3D stereo photography, which has a lenticular sheet as the photographic paper.
- This debris when fell exposure process unit, or burned the shape of debris purine up surface, is c debris on the sliding-rotation part may adversely affect the device fell development process
- the pump filter may become clogged, and the circulation of the chemical solution may be deteriorated, leading to deterioration of the chemical solution and shortening the life of the chemical solution.
- the dust is developed, there is a problem that the development becomes uneven and the image quality deteriorates.
- Another object of the present invention is to prevent, in an automatic printing and developing apparatus, the generation of debris due to turning when photographic paper is cut, which causes various obstacles. Disclosure of the invention
- the lens of the photographic printing apparatus is movable, the lens is set at a regular position during printing, and the lens is retracted away from the film during other operations to maintain and adjust the lens.
- the shift of the center of exposure is measured using a sample print monitoring device including a CCD camera, a line sensor, and the like, and the correction value is automatically registered.
- a predetermined exposure angle can be obtained by rotating the negative mask portion, the lens portion, the exposure table, and the like at the same angle. Furthermore, by printing the lens part minutely in addition to the rotating mechanism, it is possible to print a more accurate 3D stereoscopic photograph.
- printing is performed by trimming by using moving means for the enlargement lens and the exposure table.
- the tip portion ⁇ which is cut by the cutter of the photographic paper, is operated in a direction perpendicular to the traveling direction of the photographic paper, and the edge of the leading end portion is cut off in the front area.
- the scraped off scraps are sent to a scrap box by a dust suction mechanism attached to the tip of the Etsushini bar.
- (1) c 4 diagram illustrating the moving mechanism of the lens of the photographic printing apparatus of the present invention is a schematic diagram that explains the operation of an example of a moving mechanism of the lens of the present invention. This figure shows an example of a three-dimensional photograph printing apparatus.
- the enlargement lens 20 and the photographic paper 21 can be moved in both the optical axis direction and the Y direction perpendicular to the optical axis because they perform multiple exposure for 3D stereoscopic photography.
- the lens 20 is the optical axis between the photographic paper 21 and the negative film 19.
- printing is performed at the desired enlargement ratio at the normal position near the negative film when printing, and evacuated from the negative film when performing other operations. Adjust the lens and so on.
- FIG. 5 and 6 are views for explaining an example of a lens moving mechanism of the photographic printing apparatus of the present invention.
- FIG. 5 is a sectional view in the X direction
- FIG. 6 is a sectional view in the Y direction.
- the stepping motor 122 is connected to the lens plate 25 by the nut 24 via the ball screw 23 and is connected to the lens plate 25 via the slide rail 26 fixed to a wall surface or the like.
- Lens plate The lens can be moved up and down every 25.
- FIGS. 4 to 6 show an example of a 3D stereographic printing device, so that the stepping motor 27 is turned into a lens plate 30 by a nut 29 via a pole screw 28, and a stepping motor.
- Numeral 31 is connected to a lens plate 34 by a nut 33 via a ball screw 32. Therefore, the lens can move in the X direction along with the lens plate 30 via the slide rail 35, and in the Y direction along with the lens plate 3 via the slide rail 36.
- Each stop position is controlled by the rotation angle of one pulse of the stepping motor.
- FIG. 7 is a flowchart illustrating a program for controlling the lens moving mechanism of the photographic printing apparatus according to the present invention. After moving the lens to the coordinate origin as the initial setting, read the data necessary for photo printing from the memory. The lens is moved to the standby position, and is moved to the exposure position to perform exposure when performing exposure. After the exposure, the lens moves to the standby position again.
- FIG. 8 shows a block diagram incorporated in an example of the lens moving mechanism of the photographic printing apparatus of the present invention.
- the ROM in which the program shown in the flowchart of Fig. 7 is written, the CPU that executes the program, A combination of RAM and I / O ports, which serve as in-memory, controls the lens movement mechanism.
- the X-axis control circuit, Y-axis control circuit, and Z-axis control circuit move the X-axis drive unit, Y-axis drive unit, and Z-axis drive unit according to the signal output from the IZ0 port.
- the drive unit moves the stretching lens between the exposure position and the standby position.
- a high-precision driving device such as a pulse motor overnight.
- FIG. 9 shows a flow chart of sample printing in the photographic printing method and apparatus of the present invention.
- the sample print is created by adding a correction amount to the value calculated based on the focus chart in the center of the row and setting it as the exposure position, and performing double exposure on the two focus charts.
- the exposure is performed with a correction amount added so that the images of the focus chart that have been double-exposed can be distinguished from each other. It is preferable to burn the sample print in advance with a large gap.
- the exposure is performed with the correction
- FIG. 10 to FIG. 13 are explanatory views of an example of sample print preparation in the photographic printing method and apparatus of the present invention.
- exposure is performed four times using three negatives, and the exposure position is shown when projecting a focus chart to create a sample print.
- the focus chart corresponds to three negative frames, which are three types of focus charts A, B, and C.
- forcing charts 37 arranged at a pitch equal to the negative are inserted into a negative mask 38, and projected onto a 2D photographic paper 40 on an exposure table 39.
- 2D photographic paper 40 is placed on the exposure table 39, and exposure is performed by changing the positions of the exposure table 39 and the lens plate 41 in the same manner as in actual 3D printing.
- the focus A is projected at the first exposure
- Fig. 11 the focus force is at the second exposure.
- focus chart C is projected by the fourth exposure.
- exposures 1 and 2 focus charts A and B
- exposures 2 and 4 Make a sample print by performing double exposure with the combination of the second exposure (BC) and the second and third exposures (B and B). During exposure, the focus is on the focus chart in the center of the line. In the three sample prints obtained, two focus charts are duplicated with A and B, B and C, and double B with a gap.
- FIG. 14 to FIG. 16 are explanatory diagrams of a procedure for performing exposure position correction using a sample print in the photographic printing method and apparatus of the present invention.
- the center of the sample print 42 was photographed with the video camera 43, and the format of the sample print was taken as shown in Fig. 15.
- the image is displayed on the monitor display 45 with the cross mark 44 in the center of the chart at the center.
- FIG. 17 is a flowchart of an example of the correction processing in the photographic printing method and apparatus according to the present invention.
- the center should be used as the reference, such as the image of Focus Chart B in the second exposure.
- the CPU calculates the X-Y coordinates of the specified position, calculates the amount of deviation of the exposure center, and calculates and registers a correction value. Repeat the above procedure for other sample prints to calculate and register correction values.
- a video camera for photographing the sample print may be provided for exclusive use, but a video camera for monitoring the negative installed in the printing apparatus may be used. In this case, the sample print will be inserted into the negative mask in the same way as a normal negative.
- the measurement of the sample print was performed manually. However, instead of performing force-solder control, the coordinate measurement and correction of the key sub-point were achieved by incorporating an image recognition device into the image processing unit. It is possible to automate the calculation of values, registration, and printing.
- FIG. 18 is an explanatory diagram of the principle of a 3D stereoscopic photographic printing apparatus according to the present invention.
- the figure shows how the negative mask section 51, the lens section 49, the exposure table 50, etc. rotate independently.
- the mechanism that rotates the negative mask part, lens part and exposure table makes it possible to The photographic paper and the enlargement lens can be rotated by a predetermined angle. By doing so, it is possible to give an angle to the exposure light beam for exposing the lenticular photosensitive material while keeping the exposure optical axis fixed.
- FIG. 19 is a schematic view of a rotating mechanism of the photographic printing apparatus of the present invention.
- the negative mask section 51, the lens section 49, and the exposure table 50 rotate around independent fulcrums.
- the lens unit 49 is moved in the X or Y direction by a slide mechanism as necessary, in addition to the rotation.
- FIG. 20 is an explanatory diagram of the operation of the photographic printing apparatus of the present invention.
- the negative mask part 51, the lens part 49, and the exposure table 50 are in a straight line without rotating. In this state, it can be used as a normal enlargement printing device that is not a stereoscopic photograph. A case where exposure is performed four times with such an exposure apparatus will be described as an example.
- FIG. 21 to FIG. 24 are explanatory diagrams of an example of the operation of the photographic printing apparatus of the present invention, and sequentially show the first to fourth exposures.
- FIG. 21 is an explanatory diagram showing the first exposure.
- the film 52 is a view seen from above, and in actuality, only the thickness of the film: C is not seen from the side. Due to the rotation and the rotational movement of the lens, the negative mask part 51, the lens part 49, and the exposure table 50 rotate downward to the right, and the first exposure operation is performed.
- the negative mask section 51, the exposure table 50, and the lens section 49 are respectively inclined by the same angle, and the rotation angles are the same, so that the negative surface, the lens surface, and the photographic paper surface are in a parallel state.
- the relative positions of the negative mask section 51, the exposure table 50, and the lens section 49 are slightly different from those of the conventional exposure method using translation. Printing is possible as it is, but if more precision is required, slide the lens section 49. You. In this case, the lens slides to the left with respect to the optical axis.
- FIG. 22 is a view showing a second exposure. Set the image for the second exposure automatically or manually. By the rotation and the slide, the negative mask part 51, the lens part 49, and the exposure table 50 rotate to the lower right position smaller than the first exposure to perform the second exposure.
- FIG. 23 and FIG. 24 are views showing the third and fourth exposures, which are symmetrical to the optical axis with the first and second exposures.
- FIG. 25 is an enlarged view of the rotation of the negative mask and the rotation and movement of the lens in the photo printing apparatus of the present invention.
- a lens moving mechanism in XY directions and position control of photographic paper as shown in FIG. 4 can be used as an example of a position adjusting mechanism.
- the desired trimming is performed by fixing the negative film and moving the positions of the stretching lens and the photographic paper.
- the extension lens and the photographic paper are controlled to move in the X and Y directions.
- the trimming position may be determined visually, but is determined by capturing the projected image of the film with a television camera and observing it on a television monitor.
- a computer system capable of cursor control is provided, and the trimming position can be specified with a cursor or the like for the projected image of the film projected on the TV monitor.
- the position of the exposure table and the enlargement lens can be calculated by the computer from the position specified by the cursor and automatically set.
- the film and its holding mechanism need only have a fixed or fixed feeding mechanism.
- FIGS. 26 and 27 are views showing an example of a position adjusting mechanism of the enlargement lens of the photographing device of the present invention.
- FIG. 26 is a sectional view in the X direction
- FIG. 27 is a sectional view in the Y direction.
- the stepping motor 62 is fixed to the lower lens plate 57 with the nut 60 via the ball screw 61, and the stepping motor 55 is fixed; the nut 56 is fixed to the upper lens plate 56.
- Renzupure over door under 5 7 is supported on Ri stand by the slide rails 5 8, c Renzupu rate on the 5 6, which is supported by Ri by the slide rails 5 9
- the lens 53 is extended by the stepping motor 55 in the X direction along with the lens plate 56 on the lens plate.
- Each stop position is controlled by the rotation angle of the pulse in the stepping mode.
- FIG. 28 to FIG. 30 are explanatory views showing the procedure of the trimming method of the true printing apparatus according to the present invention.
- the negative film 63 is loaded into the negative mask 64 as shown in Fig. 28, the image on the negative film is captured by a television camera, and projected on a television monitor 67 as shown in Fig. 29. put out.
- the image processing unit ⁇ : for controlling the television monitor has a cursor control device 66 incorporated therein, and enables numerical input from the console 68.
- the computer power to operate from the position specified by the cursor 65 and 'connected. As shown by the dotted line in Fig. 30, the trimming is specified with force-sol 65.
- the trimming frame is input and displayed.
- the positions of the two points P 1 and P 2 specified by the cursor are read from the monitor image to the computer, and the X and Y distances are calculated.
- the X: Y ratio exceeds the set print X: Y ratio. Priority is given to calculating the print dimensions and enlargement ratio.
- the center point of the trimmed image is calculated from the positions of the two points PI and P2 so that the center point and the center of the lens and the printing paper are almost collinear. Then, calculate the displacement of the lens plate and the exposure table. According to the calculated displacement, the lens plate and the exposure table are moved to appropriate positions, and a desired trimming range is printed.
- the leading edge of the photographic paper cut at the first time is cut off.
- a mechanism is provided to move the edge paper in a direction perpendicular to the direction of travel of the photographic paper, and to scrape off the debris in the area in front of the leading edge.
- FIG. 31 is a cross-sectional view of an example of the exposure section of the photographic printing and developing apparatus of the present invention.
- the moving blade 72 is disposed immediately after the cutter 73.
- the moving blade 72 moves back and forth perpendicularly to the traveling direction of the photographic paper 71.
- the photographic paper to be cut starts moving in the direction of the arrow.
- the printing paper 71 When the printing paper 71 is pressed by the guide moving blade 72 and the tip is cut, the printing paper 71 moves on the guide and moves to the upper surface of the suction box 69.
- a large number of suction holes for sucking photographic paper are provided on the upper surface of the suction box 69 in which the inside of the exposure stand frame is fixed.
- the suction fan 70 discharges the air out of the suction box and sucks the air from the suction holes, so that the photographic paper is sucked at the upper portion and does not float. Maintain a flat surface.
- the cut photographic paper is adsorbed on the conveyor belt 74 and is image-exposed while maintaining its flatness.
- the sheet is sent to a developing process section (not shown) by a conveying roller.
- FIG. 32 is an explanatory view of an example of a cutting device of the photographic printing / developing apparatus of the present invention, and shows a state in which the cut surface of the photographic paper is turned off: 7 2
- the moving blade reciprocates vertically in the moving direction of the photographic paper when it hits. You. On the return path, the moving blade moves so as to avoid the leading edge of the photographic paper so as not to cut again, and returns to the origin. Move the moving blade 72 to the end face of the cut photographic paper 1 at right angles to the direction of travel of the photographic paper, and cut the turned part. After cutting, move the movable blade to a position away from the photographic paper, and return to the initial position to complete the operation.
- FIG. 33 is an explanatory diagram of photographic paper cutting by an example of the cutting device of the photographic printing and developing device of the present invention
- FIG. 34 is a partially enlarged view of FIG. 33 showing a state in which photographic paper is cut. ing.
- the moving blade cuts with the back coat layer side of the photographic paper pressed against the moving blade and bent upward.
- FIG. 3 ⁇ is an explanatory diagram of a cutting state of photographic paper by the cutting device of the photographic printing and developing device of the present invention.
- the tip of the photographic paper after cutting by the cutter indicates that the back coating is turned off.
- the end of the photographic paper in which the back coating 75 is turned up has a shape obtained by cutting the turned up portion 76 of the sock coating together with the back coating by the moving blade.
- the lens moving mechanism of the photographic printing apparatus of the present invention By providing the lens moving mechanism of the photographic printing apparatus of the present invention, the lens can be handled by moving the lens away from the film, so that the peripheral device can be freely configured regardless of the distance between the film lenses. Also, maintenance and replacement of the enlargement lens becomes easy. In addition, if the lens moving mechanism of the present invention is used in a 3D stereographic printing apparatus, interference of peripheral devices can be avoided, and a device that can easily move the lens on a plane perpendicular to the optical axis can be provided.
- the position of the lens plate can be automatically corrected, and accurate alignment can be performed by non-experts.
- the deviation of the exposure center is measured by cursor control and computer evening, it is possible to calculate the exposure position with a small error. 3D photos can be easily created You.
- the machine can hold down the dimension corresponding to the maximum print size. It is possible and leads to downsizing of the machine.
- the rotation can be performed much more quickly than the translation of each part of the apparatus, the overall exposure time can be shortened.
- the trimming position can be easily set, and the negative film is not moved by hand. No trimming of the negative film is possible since the trimming is possible.
- the lens can be moved together with the exposure table, projection can minimize image distortion.
- FIG. 1 is an explanatory diagram of a conventional 3D stereoscopic photographic printing apparatus of the indirect method J
- Fig. 2 is a schematic diagram showing an example of a conventional photographic printing and developing apparatus
- Fig. 3 is a conventional photographic printing apparatus.
- FIG. 2 is a perspective view illustrating an example of a transport mechanism of the photographic printing and developing device.
- FIG. 4 is a schematic diagram illustrating an operation of an example of a lens moving mechanism of the photographic printing apparatus of the present invention
- FIG. 5 is a cross-sectional view in the X direction illustrating an example of a lens moving mechanism of the photographic printing apparatus of the present invention
- Fig. 6 shows an example of the lens moving mechanism of the photographic printing apparatus of the present invention
- FIG. 7 is a ⁇ -chart illustrating a program for controlling a lens moving mechanism of the photographic printing apparatus of the present invention
- FIG. 8 is a lens moving mechanism of the photographic printing apparatus of the present invention.
- FIG. 7 is a block diagram incorporated in the example.
- FIG. 9 is a flowchart of sample print preparation in the photographic printing method and apparatus of the present invention
- FIGS. 10 to 13 are flowcharts of sample print preparation in the photographic printing method and apparatus of the present invention.
- FIGS. 14 to 16 are explanatory diagrams of a procedure for performing exposure position correction using a sample print in the photographic printing method and apparatus of the present invention
- FIG. 17 is a diagram of the present invention.
- FIG. 4 is a flowchart of an example of a correction process in a photo printing method and apparatus.
- FIG. 18 is an explanatory view of the principle of the photographic printing apparatus of the present invention
- FIG. 19 is a schematic view of a rotating mechanism of the photographic printing apparatus of the present invention
- FIG. 20 is a diagram of the photographic printing apparatus of the present invention.
- FIGS. 21 to 24 are explanatory diagrams of an example of the operation of the photoprinting apparatus of the present invention.
- FIG. 25 is an enlarged view of the rotation and movement of the rotation lens of the negative mask in the photoprinting apparatus of the present invention.
- FIG. 26 to 27 are cross-sectional views showing an example of a stretching lens position adjusting mechanism of the photographic printing apparatus of the present invention
- FIGS. 28 to 30 are photographic printing apparatuses of the present invention.
- FIG. 4 is an explanatory diagram showing a procedure of a trimming method of the device.
- FIG. 31 is a cross-sectional view of an example of an exposure section of the photographic printing and developing apparatus of the present invention.
- FIG. 32 is an explanatory view of an example of a cutting device of the photographic printing and developing apparatus of the present invention. Explanatory drawing of photographic paper cutting by an example of a cutting device of the photographic printing and developing device of the present invention,
- FIG. 34 is a partially enlarged view of FIG. 33, and
- FIG. 35 is a cutting of the photographic printing and developing device of the present invention.
- FIG. 4 is an explanatory diagram of a cutting state of photographic paper by the apparatus.
- FIG. 36 is a perspective view of an example of a lens moving mechanism of the photographic printing apparatus of the present invention.
- FIG. 37 shows a focus used in the photographic printing method and apparatus of the present invention.
- FIG. 38 is an explanatory diagram of an example of a chart
- FIG. 38 is an explanatory diagram of an example of a sample print prepared by the photographic printing method and apparatus of the present invention
- FIG. 39 is a photographic printing method and apparatus of the present invention.
- FIG. 40 is an explanatory diagram of an example of a sample print cut after being prepared in FIG. 40
- FIG. 40 is an explanatory diagram of a sample print measuring device in the photographic printing method and apparatus of the present invention
- FIG. FIG. 4 is a simulated view of a display screen in the photographic printing method and apparatus of FIG.
- FIGS. 42 to 46 are perspective views of an example of a 3D stereoscopic photo printing apparatus of the present invention
- FIGS. 47 to 49 are 3D stereoscopic photo printing apparatuses of the present invention
- FIG. 4 is an explanatory diagram of an example of a reciprocating rotary mechanism used for the present invention.
- FIG. 50 is a perspective view of an example of the structure of the photographic printing apparatus of the present invention.
- FIGS. 51 and 52 are cross-sectional views showing an example of the position adjusting mechanism of the exposure table of the photographic printing apparatus of the present invention. It is.
- FIG. 53 is an explanatory view of an example of a photographic paper cutting mechanism of the photographic printing and developing apparatus of the present invention.
- FIG. 54 is an enlarged explanatory view of an example of a photographic paper cutting mechanism of the photographic printing and developing apparatus of the present invention.
- FIG. 55 to FIG. 61 are illustrations of an example of the photographic paper cutting means of the photographic printing and developing apparatus of the present invention.
- FIG. 36 shows a perspective view of an example of the structure of the photographic printing apparatus of the present invention.
- the dashed line in the figure indicates that the optical axis from the negative mask 77 equipped with the e- negative film indicating the optical axis extends and passes through the lens 78 to reach the exposure table 79 on which the photographic paper is placed.
- the negative mask 77 is fixed, and the stretching lens 78 and the exposure table 79 move.
- the ball screw 8 1 that rotates with the motor 80 is fixed to the lens plate 9 & with the nut 82, and the lens plate 83 and lens plate 84 that are placed are extended.
- the lens 78 can be moved up and down along the slide rail 85. I can do it.
- the lens moving mechanism is such that a ball screw 87, which is rotated by a motor 86, is fixed to a lens plate 83 with a nut 88, and a lens plate 84 mounted on the lens plate 83. It is possible to move the lens 78 in a horizontal direction along the slide rail 89.
- the ball screw 91 rotated by the motor 90 is fixed to the lens plate 84 with a nut, and the extension lens 78 placed on the lens plate 83 is attached to the slide rail 92. It can be moved along.
- FIG. 37 is an explanatory view of an example of a focus chart used in the photographic printing method and apparatus of the present invention.
- Focus charts A, B, and C will be prepared at the same 18.5 mm pitch as the 3D negative.
- Focus charts A, B, and C distinguish the ABCs by giving different patterns to the periphery where the same shape and shape are drawn at the center.
- the center area is the enlarged screen after key subject selection, 48 1 x 5 12 pixels, within the range of 120 x 120 pixels in the cell, about 0.8 on the focus.
- x 1 mm range is the enlarged screen after key subject selection, 48 1 x 5 12 pixels, within the range of 120 x 120 pixels in the cell, about 0.8 on the focus.
- Expose only 2nd photographic paper by selecting only the first and fourth exposures in key mode, and selecting the key subject as the key-subject point.
- a focus chart is printed in the first exposure
- B focus chart is printed in the fourth exposure.
- FIG. 38 is a diagram showing an example of a sample print prepared by the photographic printing method and apparatus of the present invention.
- the finished print shows double images of A and B focus charts as shown in the figure. This print is used as the sample print. Correction value if deviation is small
- FIG. 39 is an explanatory diagram of an example of a sample ° print cut after being prepared by the method and apparatus for printing according to the present invention. Cut to O mm width. The cutting direction is:-The edge of the paper edge on the door side when exposed will be sharpened. The widthwise cut must be perpendicular to the leading edge of the paper for accuracy.
- FIG. 40 shows an explanatory diagram of a sample print measuring apparatus in the photographic printing method and apparatus of the present invention.
- the sample print fixed to the negative mask is a cross-shaped mark at the exposure center (key subject) position of each focus printed on the sample print 99. 0 is captured by the video camera unit 101, and the image is sent to the image processing unit 102.
- the shutter 105 and the gain 106 are also controlled by the camera control 107.
- the sent image information of the cross mark 100 is converted into a monitor image signal by the image processor 102 and displayed on the monitor TV 108.
- a trackball 110 is connected to the image processing unit 102 through a character framework generating circuit 109 to perform force control on the monitor TV 108.
- FIG. 41 shows a simulated view of the display screen in the photographic printing method and apparatus of the present invention.
- the key sub is displayed on the display screen in the area of 90 ⁇ 120.
- the key sub-point is designated by a cursor or the like, and the CPU calculates the deviation between the two key sub-points.
- FIG. 42 is a perspective view of an example of a 3D stereographic printing apparatus according to the present invention.
- the shafts are rotatably supported by 1 17 respectively. With this mechanism, the rotation angles of the negative mask section 113, the lens section 114, and the exposure table 115 become the same.
- the rotation is performed by moving the vertical axis in a rack and pinion system by a drive motor 119 mounted on the frame 118.
- a drive motor 119 mounted on the frame 118.
- FIG. 43 is a perspective view of another example of the 3D stereographic printing apparatus of the present invention.
- the negative mask section 120, the lens section 121, and the exposure table 122 are rotatably mounted on the shaft, respectively, and the pins 123 provided on the rod 126 are provided.
- the structure is such that the rotational position is controlled by engaging with a hole provided in 22.
- FIGS. 44 and 45 show other 3D stereographs of the present invention.
- FIG. 45 is a perspective view of the example, and FIG. 45 is a partially enlarged view of FIG.
- the force for rotating the negative mask portion 131 and the lens portion I32 is transmitted by the belt 130.
- Fig. 45 33 is supported in a semi-cylindrical groove 13 4 by a square 13 4 and rotates about point B.
- the rollers 135 are driven by a drive motor via a belt.
- FIG. 46 is a perspective view of another example of the 3D stereographic printing apparatus of the present invention.
- the exposure table is driven by a motor 13 7 directly connected to the rotation axis, and the movement is transmitted by a negative mask section and a lens section helic 1 36. I have.
- a mechanism as shown in FIGS. 47, 48, and 49 can be used for rotation and linear movement.
- the rotation angles of multiple members are mechanically aligned.However, it is also possible to arrange multiple drive motors for rotation of each member and perform exposure while controlling the rotation angle. is there.
- FIG. 50 shows a perspective view of an example of the structure of the photographic printing apparatus of the present invention.
- the chain line in the figure indicates the optical axis.
- the optical axis from the negative mask 13 8 loaded with the negative film extends and passes through the lens 13 9 to reach the exposure table 1 40 on which the photographic paper is placed.
- the negative mask is fixed, and the stretching lens and the exposure table move.
- a ball screw that is rotated by a motor is fixed to a lens plate and an exposure table with a nut, and is moved on a slide rail.
- the extension lens 13 9 with focus adjustment mode 1 4 1 is installed on the lens plate 1 5 1, and the ball screw 1 4 5 is fixed to the lens plate 1 5 1 with a nut. I have.
- the lower lens plate 152 can move on the slide rail 148.
- the slide rail is installed under the lens plate 15 2, and similarly, the pin screw 1 4 6 fixed by the nut is rotated by the motor 1 4 3, so that the lens plate bottom 1 5 2 4 9 Move up.
- the exposure table 140 can also move on the slide rail 150 when the ball screw 144 fixed to the nut is rotated by the center 144. Further, the exposure surface can be moved in a direction perpendicular to the slide rail 150 by a roller.
- FIGS. 51 and 52 are cross-sectional views showing an example of a position adjusting mechanism of an exposure table of the photographic printing apparatus of the present invention.
- FIG. 51 is a cross-sectional view in one direction of a roller, and FIG. It is sectional drawing of the vertical surface containing. As shown in Fig. 51, in the Y direction of the arrow, the transport belt 15 It is moved by rotating 7 with the stepping motor 15 8.
- the photographic paper is fixed on the exposure table by receiving the suction force from the internal suction box through the holes in the conveyor belt.
- the exposure table 15 6 is attached to the ball screw 15 4 via the nut 15 5 and the rotation of the stepping motor 15 5 Move in the direction.
- FIG. 53 is an explanatory view of an example of a photographic paper cutting mechanism of the photographic printing and developing apparatus of the present invention.
- FIG. 8 is an explanatory diagram showing a moving blade that moves along a guide 159 provided immediately after a force cutter section, and a layer suction route for suctioning a cut layer. The cut cut by the moving blade is sucked into the debris suction hose 160 from the slit opened at the cutting position. The sucked chips pass through the heat-resistant duct hose 16 1 and are supported by the case holder 16 4 .Recovery Move into the case 16 3, where it is stored inside the filter 5 by a filter (not shown). Is done.
- Hose for debris suction 160 is a suction box
- FIG. 54 is an enlarged explanatory view of an example of the photographic paper cutting mechanism of the photographic printing and developing apparatus of the present invention, showing a dust collecting case.
- the dust collection base 163 is installed near the suction fan suction port, and collects dust and dirt from the suction hose and the suction and suction ducts through the exhaust heat duct hose 161. ⁇
- the collection case is separated into two chambers by a filter 167, the inside of which is a partition. This filter is plug-in type and can be exchanged.
- the dust collecting case is hooked on the clasp of the case holder, and the protrusion of the dust collecting case is hooked on the clasp of the case holder. (Snap lock).
- FIG. 55 to FIG. 61 show one example of the photographic paper cutting means of the photographic printing and developing apparatus of the present invention. It is explanatory drawing of an example.
- the fixed base 16 9 to which the movable blade 16 8 is fixed is moved by rotating the ball screw 170.
- FIG. 56 shows an example in which a fixed base 17 2 is connected to a belt 17 1 and moved.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Stereoscopic And Panoramic Photography (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
- Photographic Processing Devices Using Wet Methods (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/162,188 US5786909A (en) | 1992-04-17 | 1993-04-13 | Photographic printing apparatus with exposure position rectifying and method thereof |
EP93908085A EP0590157B1 (en) | 1992-04-17 | 1993-04-13 | Three dimensional photographic printing apparatus |
DE69323674T DE69323674T2 (de) | 1992-04-17 | 1993-04-13 | Vorrichtung zur herstellung von 3d-fotografischen abzügen |
KR1019930703862A KR0131239B1 (ko) | 1992-04-17 | 1993-04-13 | 3차원 입체사진 인화장치 |
Applications Claiming Priority (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12431292A JP2757681B2 (ja) | 1992-04-17 | 1992-04-17 | 立体写真の焼付装置 |
JP4/124312 | 1992-04-17 | ||
JP4/129549 | 1992-04-22 | ||
JP4129549A JP2727868B2 (ja) | 1992-04-22 | 1992-04-22 | 切屑回収装置付き露光現像装置 |
JP15307892A JP2725525B2 (ja) | 1992-05-21 | 1992-05-21 | 3d立体写真プリントの投影位置補正方法および装置 |
JP4/153079 | 1992-05-21 | ||
JP4153079A JP2871302B2 (ja) | 1992-05-21 | 1992-05-21 | 写真焼き付け方法および装置 |
JP4/153078 | 1992-05-21 | ||
JP4193083A JP2755052B2 (ja) | 1992-06-26 | 1992-06-26 | 写真焼き付け現像機 |
JP4/193083 | 1992-06-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1993021559A1 true WO1993021559A1 (en) | 1993-10-28 |
Family
ID=27527020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1993/000472 WO1993021559A1 (en) | 1992-04-17 | 1993-04-13 | Printing method and apparatus of photograph |
Country Status (7)
Country | Link |
---|---|
US (1) | US5786909A (ja) |
EP (1) | EP0590157B1 (ja) |
KR (1) | KR0131239B1 (ja) |
CN (2) | CN1053280C (ja) |
CA (1) | CA2111702A1 (ja) |
DE (1) | DE69323674T2 (ja) |
WO (1) | WO1993021559A1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2738237B2 (ja) * | 1992-09-25 | 1998-04-08 | ノーリツ鋼機株式会社 | 写真自動焼付現像機におけるレンズの自動調整方法および装置 |
US5657111A (en) * | 1993-05-28 | 1997-08-12 | Image Technology International, Inc. | 3D photographic printer with a chemical processor |
JP3596653B2 (ja) * | 1997-06-10 | 2004-12-02 | ノーリツ鋼機株式会社 | 自動トリミングプリント装置 |
EP0902317A1 (de) * | 1997-09-12 | 1999-03-17 | Gretag Imaging Ag | Vorrichtung zur Herstellung von fotografischen Kopien |
US6739770B2 (en) | 2002-09-20 | 2004-05-25 | Eastman Kodak Company | Photographic processor having an exposure section with an inclined media path |
US7489425B2 (en) * | 2004-03-15 | 2009-02-10 | Heidelberger Druckmaschinen Ag | Method for controlling an operating process of a printing machine |
CN101464621B (zh) * | 2008-12-17 | 2010-12-08 | 顾金昌 | 一种立体数码拼图成像镜头移动装置及其方法 |
CN101927511B (zh) * | 2008-12-19 | 2012-11-21 | 鸿富锦精密工业(深圳)有限公司 | 镜片剪切装置 |
CN103913939B (zh) * | 2013-01-04 | 2017-03-15 | 北京康得新三维科技有限责任公司 | 光栅扫描式立体曝光机 |
CN109188843A (zh) * | 2018-10-24 | 2019-01-11 | 泉州市新锐极光科技有限公司 | 一种可自动对焦的超短焦投影设备及其方法 |
WO2020095300A1 (en) * | 2018-11-08 | 2020-05-14 | Kornit Digital Ltd. | On line registration using compensation |
US11917119B2 (en) | 2020-01-09 | 2024-02-27 | Jerry Nims | 2D image capture system and display of 3D digital image |
CN117897951A (zh) * | 2021-06-07 | 2024-04-16 | 杰瑞·尼姆斯 | 2d数字图像捕获系统及模拟3d数字图像和序列 |
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- 1993-04-13 DE DE69323674T patent/DE69323674T2/de not_active Expired - Fee Related
- 1993-04-13 US US08/162,188 patent/US5786909A/en not_active Expired - Fee Related
- 1993-04-13 EP EP93908085A patent/EP0590157B1/en not_active Expired - Lifetime
- 1993-04-13 WO PCT/JP1993/000472 patent/WO1993021559A1/ja active IP Right Grant
- 1993-04-13 KR KR1019930703862A patent/KR0131239B1/ko not_active IP Right Cessation
- 1993-04-13 CA CA002111702A patent/CA2111702A1/en not_active Abandoned
- 1993-04-16 CN CN93104662A patent/CN1053280C/zh not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
---|---|
EP0590157B1 (en) | 1999-03-03 |
CA2111702A1 (en) | 1993-10-28 |
EP0590157A4 (en) | 1995-02-22 |
CN1053280C (zh) | 2000-06-07 |
KR0131239B1 (ko) | 1998-04-11 |
CN1077542A (zh) | 1993-10-20 |
DE69323674T2 (de) | 1999-09-16 |
EP0590157A1 (en) | 1994-04-06 |
KR940701552A (ko) | 1994-05-28 |
CN1249445A (zh) | 2000-04-05 |
DE69323674D1 (de) | 1999-04-08 |
US5786909A (en) | 1998-07-28 |
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