CN1161470A - Stero slide mount and masking-amount guide device - Google Patents

Abstract

The stereo slide show frame is divided into bottom frame and cover frame, the cover frame possesses of pin-corresponding hole nd is capable of installing ont he bottom frame. Many kinds of cover frame are prepared (#0, #1, #2, #3, ...), among which, the width between windows is equal to the width between windows in bottom frame. The width of the window is decreased gradually. Multikinds of screening amount guiding device which possesses of the same window size of cover frame, and possesses of the collimation figure at the same position of right and left windows, are temporarily and successively installed on the bottom frame. The picture of the stereo filmstrip is observed by using stereo sliding observer.

Description

Stereo slide mount and masking-amount guide device

The present invention relates to a kind of stereo slide mount and the masking-amount guide device that is used for this stereo slide mount.More particularly, the masking-amount guide device that the present invention relates to be used for the stereo slide mount of convenient fixing operation and be used for this stereo slide mount.

Figure 10 has shown the right side and left visual PR and the PL that takes with stereocamera.The visual PL in a left side has left end portion A-B and right visual PR has right end portion C-D, and they are non-overlapping each other because the visual field of the right side of stereocamera and left photographic lens is different.Part A-B that these are non-overlapped and C-D, when with the anaglyphic lantern slide viewer, slide segment is to forming not contribution of real image, on the contrary, the edge of other windows when they are watched by two as illustrated in fig. 11, is rendered as along the vertical line of lap and non-overlapped portion boundary.In order to prevent this situation, the width of stereo slide mount window is narrower than the size of the photo of lantern slide, to block non-overlapped part A-B and C-D.

Figure 12 has shown the stereo slide mount of doing with paper 1.The first half is folding towards this side along the middle fold line 2 of above-below direction, and the rear side underframe 4 of the front side of the first half covering frame 3 and the latter half is bonded together.Right and left window 5R, 5L, 6R and 6L are perforated in covering frame 3 and underframe 4, and these windows are line of symmetry and being symmetrical arranged up and down with fold line 2.

On the upper and lower part of the window 6L of underframe 4 and 6R, be printed with datum line 7 and 8, these lines are used as the sign of the upper and lower position of lantern slide.The left sheet of a pair of anaglyphic lantern slide is cut and is covered each frame and be positioned to lower-left window 6L and bonding along its marginal portion.Similarly, right lantern slide is installed into bottom right window 6R and obtains bonding.Subsequently, cover frame 3 and be folded and be adhered to underframe 4.

When the lantern slide of location, the instrument that installs and measures that utilization is made with transparent plastic sheet or glass plate is positioned as the spacing P1 that equals window in the recently right side and the left spacing of the main body in the visual field, is marked with the sign of spacing P1 between the right side that equals stereo slide mount 1 and the left window at these plates.

When taking the main body (for example landform) of long scope, main body is in identical position on right and left image, and the spacing of the spacing P1 of window and film obtains adjusting much at one.Along with reducing of main body distance, main body is close to each other on right and left image owing to the parallax of right and left lens.If the spacing between right main body and the left main body is set equal to the spacing P1 of window, then the spacing of film becomes longer than the spacing P1 of window.Therefore, multiple stereo slide mount is provided, and they have the non-overlapped part on the outside of the right side of blocking and left side image, have identical spacing P1 between the center of window, and have some different window width W, thereby right and left visual inward flange partly will be in the inboard exposure of window.Therefore, this stereo slide mount uses selectively according to the distance of captured main body.

The inventor has further proposed a kind of stereo slide mount, and it has suitable structure, thereby makes anaglyphic lantern slide can be maintained at predetermined spacing.As shown in figure 13, this stereo slide mount is formed by covering frame 11 and underframe 12, and they have window 13L, 13R, 14R and 14L.

On the window 14L of underframe 12 and 14R four jiaos, provide register pin 15, be used to make the photo of two lantern slides, with the perforation engagement of the lantern slide F that will fix the time, consistent with window 14L and 14R.With register pin 15 corresponding holes 16, be formed on the circumference of the window 13L that covers frame 11 and 13R.Register pin 15 and hole 16 are engaged with each other, so that underframe 12 and covering frame 11 are bonded together.

This stereo slide mount is suitable for the stereocamera that the inventor proposes.In this stereocamera, the relative position between the perforation of film F and photo is identical for right and left image.This stereocamera also has machinery right and that left lens move.By regulating the center clearance between the lens.With the parallax of the distance that is suitable for main body most, clap stereoscopic photograph.Therefore, if the anaglyphic lantern slide of taking with this stereocamera is installed on the above-mentioned stereo slide mount, then right and left film is fixed and keeps predetermined spacing P2, and has obtained to reduce as much as possible the best stereoeffect of the loss of photo.

The stereo slide mount of fixedly film spacing type shown in Figure 13 makes it possible to simplify the required heaviness operation of conventional stereo slide mount, and eliminates anaglyphic lantern slide Unit Installation spacing and select incorrect possibility.Yet the distance of main body is regulated parallax when still being necessary according to shooting.When on the stereo slide mount that the anaglyphic lantern slide that utilizes stereocamera common, that do not have lens Moving apparatus to take is contained in said fixing film spacing type, the non-overlapped part on the outside of right and left side image may present bad appearance.

In order whether to have the mechanism that is used to regulate distance between the lens anaglyphic lantern slide can both be installed easily under the situation that does not need spacing, and correctly obtain stereoeffect, need to solve a technical matters regardless of stereocamera.Purpose of the present invention solves this technical matters exactly.

Proposition of the present invention, exactly in order to realize above-mentioned purpose, and provide a kind of stereo slide mount, be used to install the anaglyphic lantern slide that utilizes a kind of stereocamera to take, the relative position of a pair of right side that this stereocamera is taken and left side image is identical with the relative position of the perforation of perforation film, wherein said stereo slide mount is made up of underframe that has two rectangular windows that be arranged in parallel respectively and covering frame, the film installation surface of described underframe is provided with register pin, so that the photo of two lantern slides is consistent with window when the perforation with the lantern slide that will fix is meshed, the film stayed surface of described covering frame is provided with the hole corresponding with described register pin, and described register pin is loaded in the described hole so that described underframe and described covering frame combine, and wherein prepared multiple covering frame, width in the wherein said covering frame between right window and the left window and the width between the window in the described underframe are identical, but the width of window reduces gradually with respect to the width of the photo of film, and described covering frame obtains selecting and engaging with underframe, makes it possible to regulate the right side of anaglyphic lantern slide and the shielded area on the left-external side.

The invention provides a kind of stereo slide mount, wherein provide the heart therein to have the multiple visual frame of rectangular window, it has the frame corresponding shape with lantern slide, has hole with the engagement of the register pin of described underframe, it concerns identical in the relation of the position between the vertical side of described engaging hole and window and the vertical side of the inside of anaglyphic lantern slide film and position between boring a hole, and has the window width that becomes gradually less than the width of the photo of lantern slide, and wherein said visual frame is selected and is overlapped on the lantern slide of described underframe, and cover frame and be installed on the underframe, make it possible to regulate the right side of anaglyphic lantern slide film and the shielded area on the left-external side.

The present invention further provides a kind of stereo slide mount, the center of wherein said covering frame between the right side and a left side has a loose-leaf part, thereby it can freely be folded.

The invention provides the masking-amount guide device that is used for stereo slide mount, wherein transparent film or clear glass are attached on the window of multiple frame, these frames have the shape identical with covering frame and have multiple window width, and are printed with identical collimation figure on the same position of the right side and left window.

The invention provides a kind of masking-amount guide device that is used for stereo slide mount, a plurality of vertical lines are formed or comprised to a plurality of vertical lines of wherein said collimation figure.

The present invention also provides a kind of masking-amount guide device that is used for stereo slide mount, it is to have anaglyphic lantern slide viewers right and two optical systems in a left side, these optical systems are by projecting lens, focusing board, the upright prism and the eyepiece of reversing handstand image are formed, wherein be printed with identical collimation figure with the same position place of left focusing board right, the mechanism of the projection magnification ratio that is used to regulate the image on the described focusing board is provided, be used to regulate the mechanism of the distance between the described focusing board, and be used for mutual locking device that described projection magnification ratio regulating device and described distance adjusting means are coupled, no matter and the outward flange of wherein right and left focusing board be consistent with the outward flange of the photo of described mutual locking device projection and projection magnification ratio how, and the change and the projection magnification ratio that collimate the relative position between figure and the projection print lock together mutually.

The present invention also provides a kind of masking-amount guide device that is used for stereo slide mount, and the collimation figure of wherein said focusing board is formed or comprised a plurality of vertical lines by a plurality of vertical lines.

Fig. 1 has shown the stereo slide mount of claim 1, and wherein Fig. 1 (a) is the front view of underframe, and Fig. 1 (b), 1 (c) and 1 (d) are the rear views that covers frame;

Fig. 2 is the sketch that stereo slide mount how to assemble claim 1 and 3 is described;

Fig. 3 (a), 3 (b), 3 (c) and 3 (d) are the front views of the masking-amount guide device of claim 4 and 5;

Fig. 4 (a) and 4 (b) have shown the image of the masking-amount guide device of two being seen Fig. 3;

Fig. 5 (a), 5 (b), 5 (c) and 5 (d) are the visual frames that is used for the stereo slide mount of claim 2;

Fig. 6 is a sketch of describing stereo slide mount how to assemble claim 2;

Fig. 7 is the front view of the visual frame of another embodiment of the present invention;

Fig. 8 is the front view of the masking-amount guide device of claim 6;

Fig. 9 is the sketch of formation that has shown the masking-amount guide device of claim 6 and 7;

Figure 10 has shown the right side of anaglyphic lantern slide and the sketch of left photo;

Figure 11 is the stereographic map of anaglyphic lantern slide;

Figure 12 is the amplification front view of traditional stereo slide mount;

Figure 13 has shown the stereo slide mount of traditional preset space length type, and wherein Figure 13 (a) is the front view that covers frame, and Figure 13 (b) is the cut-open view of Figure 13 (a), and Figure 13 (c) is the front view of underframe, and Figure 13 (d) is the cut-open view of Figure 13 (c).

In conjunction with Fig. 1 to 9, describe embodiments of the invention in detail now, Fig. 1 has shown a kind of stereo slide mount of claim 1, and it has the basic comprising identical with stereo slide mount shown in Figure 13.This stereo slide mount by the underframe 21 of (a) and (b), (c) and covering frame 22 (d) form, and these frames are made with the injection molding resin, and have the right side and left window 23R, 23L, 24R and 24L respectively.The right window 23R of underframe 21 and the spacing P3 between the left window 23L are set to about 63.5mm, and this is identical substantially with spacing between two of people.The vertical and horizontal size of window 23R and 23L is with the measure-alike of the photo of lantern slide F or big a little, so that can see the whole photo of film F.

On underframe 21, the place of four symmetries of upper and lower position is connected with cylindrical pin 25 with bolt on the right side of window and left both sides.In covering frame 22, on the position corresponding, be provided with porose 26 with register pin 25.

The position relation of register pin 25 and window 23R, 23L concerns identically with the position of photo in the stereocamera and perforation, and this formation of this stereocamera makes the perforation of film F remain identical between the right side and a left side with the relative position of photo.By each frame everywhere with register pin 15 engagement after, make upper and lower, right and left side perforation that lantern slide F cuts each sash and register pin 15 four local engagements, the center of window 23R and 24L is consistent with the center of the photo of lantern slide F.

That the covering frame 22 that provides has is a variety of (#1, #2, #3 ...), (#0) that equates with the width W 0 of C1 between the window and underframe 21 from the width of wherein distance between the right side and left window 24R and the 24L and window, to the distance C between the window wherein 1 equate but the width W of window reduce step by step (#1, #2, #3 ...) (in practice, though every grade of change of the width of window is all in the extreme little, Fig. 1 shows it in the mode of exaggerating).Therefore, can form the anaglyphic lantern slide with occlusion area, it is bonded on the number of the covering frame 22 on the underframe 21 by dependence, changes the right side of anaglyphic lantern slide and the occlusion area on the left-external side step by step, and satisfies the distance with the main body that will take.

In the right side that covers frame 22 and the center between the left side, be formed with a thin loose-leaf part 22a along vertical direction, thereby covering frame 22 can be folded in the center.Referring to Fig. 2, the left side film F of anaglyphic lantern slide is installed in the left window 23L of underframe 21, and the left half of folding covering frame 22 is overlapping in the center, thereby register pin 25 and hole 26 are mated with each other.Subsequently, the lantern slide on right side is installed on the right window 23R of underframe 21, and the right half of covering frame 22 is overlapping and obtain installation, thereby underframe 21 is joined together with covering frame 22.

In the installation of anaglyphic lantern slide, the employing of the masking-amount guide device of claim 4 makes it possible to select practically best covering frame 22.Referring to Fig. 3, masking-amount guide device 31 be by constitute on the window 33 that transparent film 34 is sticked on frame 32 (#0, #1, #2, #3 ...), that these frames 32 have is identical, with the multiple covering frame 22 with different windows width (#0, #1, #2, #3 ...) corresponding shape, and the right side has the identical collimation figure that generates or print out with left transparent film 34 on identical position.Collimation figure 35 is made up of the vertical line and the vertical line on its right side and left side at the center by photo, no matter and the width of window 33 ((W0, W1, W2, W3 ...).Though the collimation figure comprises that such as at the circle at the center of photo and the auxiliary pattern of horizontal line the number of vertical line, the appearance and their shape of auxiliary pattern are not had concrete restriction.

When masking-amount guide device 31 (#0, #1, #2, #3 ...) watched attentively by himself or when temporarily being installed on the underframe 21 that uses the anaglyphic lantern slide viewer, the sight line axle is regulated by the action of viewer, thereby right and left collimation figure 35 is met each other, and shown in Fig. 4 (a), occur, no matter and used be the masking-amount guide device 31 of which number.Yet, when the anaglyphic lantern slide of taking in-plant main body is installed on the underframe 21 and masking-amount guide device 31 by the #0 on it is overlapping when observing main body, a right and left side collimates figure 35, because the parallax between main body and the collimation figure 35, and shown in Fig. 4 (b), depart from each other.In the case, masking-amount guide device 31 is changed over gradually and is had big number.When having loaded onto the masking-amount guide device of the window with proper width, a main body and a right and left side collimate figure 35 and are rendered as consistently shown in Fig. 4 (a), and are rendered as the same to collimating figure 35 with distance to main body.

When masking-amount guide device became the device with narrower window width, entire body looked and all is in the rear portion that collimates figure 35.The anaglyphic lantern slide device that is adjusted to this step is the easiest to be in sight.Adopting this number still is the covering frame 22 of last number, depends on liking of observer.

After having determined to cover the number of frame 22, masking-amount guide device 31 is pulled down from underframe 21, and the covering frame 22 that number is determined is installed on the underframe 21, to finish fitting operation.

Fig. 5 has shown the framing mask 41 of a kind of stereo slide mount of claim 2, it is to obtain by boring a hole on the window of light screening material (for example paper or black resin film), and has the corresponding half round cut 41a of the perforation with lantern slide on upper and lower, the right side and left half.As above-mentioned covering frame 22, that framing mask 41 has is multiple (#1, #2, #3 ...), they have the window width that changes step by step.

The vertical edge of framing mask 41 windows and the relative position of half round cut 41a are identical with the position of the perforation of the vertical side of photo and lantern slide.

In order to cover photo with framing mask 41, the number of used framing mask 41 is determined by adopting above-mentioned masking-amount guide device 31, and framing mask 41 obtains suitable location, so that the outside of the left lantern slide F of underframe 21 is blocked and overlapped on the lantern slide F.#0 number covering frame 22 is installed on the underframe 21 subsequently; Be that lantern slide F and framing mask 41 are retained as state stacked on top of each other.Subsequently, crested frame 41 blocks in the mode identical with aforesaid way on the right lantern slide F outside, and covers frame 22 and be installed on the underframe 21, to be assembled into stereo slide mount.

When adopting framing mask 41, prepare to have a kind of covering frame 22 (#0) of maximized window width only, and do not need to prepare multiple covering frame.Fig. 7 has shown the framing mask according to another embodiment, wherein on four angles of shadow frame 43, is formed with circular port 44, as with the device of register pin 25 engagement of underframe 21.

Fig. 8 and 9 has shown the masking-amount guide device 51 of claim 6.Referring to Fig. 8, the mode that the lens carrier 55 of stereopticon horse 53 and a pair of right side of support and left projecting lens 54 is moved with front and back is installed on the lantern slide guide table 52.The a pair of right side and left focusing board eyelid retractor 57 with send screw rod 56 to and link to each other, and send to screw rod 56 in the front side of lens carrier 55 along right and left to extension.On the focusing board 58 that is installed on the focusing board eyelid retractor 57, be provided with collimation figure 59, collimation figure 59 mainly is made up of vertical line, and these vertical lines resemble the vertical line on the masking-amount guide device 31 shown in Fig. 3 (a).

Referring to Fig. 8, on the leading section of the lantern slide guide table 52 relative, be fixed with upright prism 60, and on upright prism 60, eyepiece 61 be housed with focusing board eyelid retractor 57.Semicircle catoptron 62 is housed, and the bulb 63 that is used for throwing light on is set at its inner space on the rear end of lantern slide guide table 52, with the rear surface of the stereo slide mount on the uniform irradiation stereopticon horse 53.The center of the photo by being contained in the stereo slide mount on the stereopticon horse 53, and the right and left optical axis by projecting lens 54 and upright prism 60 are provided with, abreast to equal the parallax of infinity.Stereopticon horse 53 and lens carrier 55 can slide along the direction of optical axis.

What be used for mobile focusing board eyelid retractor 57 sends screw rod 56 to, has at the left screw rod in left side with at the right screw rod on right side.By rotating the adjusting knob 64 that links to each other with the end of sending screw rod 56 to, right and left focusing board eyelid retractor 57 is along being separated from each other with the rectangular direction of optical axis or closer to each other, make it possible to center and the corresponding to position of optical axis from focusing board 58, mobile direction outside wherein the middle mind-set of focusing board 58 is failed, adjustable range in predetermined scope.

On the center section of sending screw rod 56 to, two lobe plates 65 and 66 are housed, with direction along front and back, moving three-dimensional magic lantern horse 53 and lens carrier 55 apart from each other.On stereopticon horse 53 and lens carrier 55, be connected with and drive push rod 67 and 68, these push rods are given prominence to lobe plate 65 and 66.Drive push rod 67 and 68 under the effect of tension spring 69 and 70, be pulled on lobe plate 65 and 66.Send the adjusting knob 64 of screw rod 56 to by rotation, the motion of stereopticon horse 53 and lens carrier 55, locked together mutually with the rotation of lobe plate 65 and 66, promptly from the front position of 1:1 zooming rate to enlarging projection in a scope of position, back, move to front and back.Two lobe plates 65 and 66 have such shape, promptly make the projection image of focusing board 58 be maintained at focus state all the time in the moving range of stereopticon horse 53 and lens carrier 55.

When stereopticon horse 53 and lens carrier 55 when the direction of extended projection image moves, focusing board eyelid retractor 57 moves increasing distance with it with locking mutually, and the photo frame that the inboard of projection image is focused plate 58 is covered.The handstand image of focusing board 58 is reversed up and down by upright prism 60.Therefore, the image of seeing by the eyepiece 61 of upright prism 60, crested on right and the left-external side.

Here, suppose that the actual image width of anaglyphic lantern slide device and the actual image width of focusing board 58 are respectively 30mm.At this moment, when the image of lantern slide during with 30/29 magnification projection for example, the width of the image of projection becomes 30 * 30/29=31.034mm.With the difference of the 30mm width of the image of focusing board 58 be 31.034-30=1.034mm.Correspondingly, when focusing board 58 is in initial position shown in Figure 8, surpassed the right side and the left-external side 1.034/2=0.517mm of focusing board 58 to the image of the amplification of outer projection.

In this masking-amount guide device 51, the spacing of sending screw rod 56 to is to set like this, promptly makes the right side and left focusing board eyelid retractor 57 distinguish outside mobile 0.517mm when 30/29 enlarging projection.At this moment, the image of the reversing of seeing by upright prism 60 is such, and promptly the interior vertical side of the area of image of focusing board 58 is consistent with the interior vertical side of right and upper left lantern slide projection's image.Surpassed the projection image crested outside the image of focusing board 58.The rate of blocking is the same be installed to the rate of blocking of underframe 21 when covering film image 1mm as of the window width that has 29mm in the masking-amount guide device shown in Figure 3 31, and stereo slide mount is observed with the anaglyphic lantern slide viewer.

Therefore, the inward flange of focusing board 58 looks and is consistent with the inward flange of lantern slide projection image, no matter and the magnification of projection how, and the occlusion area in the outside of image can change continuously.When projection magnification ratio increases, the collimation figure moves inward with respect to right and left projection image, and to the distance perspective that collimates figure and stereoscopic image, resemble masking-amount guide device shown in Figure 3 31 had gradually less window width when replacing, obtain changing.

Referring to Fig. 8, send the dial 71 of the adjusting knob 64 of screw rod 56 to, have the numerical value that image blocks rate in rotational position, they with the number that covers frame 22 (#0, #1, #2, #3 ...) corresponding.Therefore, adjusting knob 64 is rotated when observing stereoscopic image by the eyepiece 61 of upright prism 60, and in the time of after main body in the nearly range of observation is in almost the position that equates with collimation figure 59 on the focusing board 58 or is in collimation figure 59, the numerical value on the dial 71 obtains observation.The suitable covering frame 22 or the number of shadow frame 41 can be determined thus.

As the mechanism that stereopticon horse 53, lens carrier 55 and focusing board eyelid retractor 57 are linked together, adopted a kind of mechanism, with position control movable part is carried out FEEDBACK CONTROL by servo motor driven and by electricity, magnetic or optical position detecting device are provided at movable part by its movable part, rather than use manually operated mechanism.In addition, the formation of various piece can obtain revising within the scope of the invention in many ways, and the present invention has covered these corrections embodiment certainly.

According to above-mentioned stereo slide mount of the present invention, anaglyphic lantern slide is set at the precalculated position on the underframe, and the covering frame is installed on it to finish fitting operation.Need not position or bonding operation anaglyphic lantern slide, and fitting operation is very simple.

In addition, fold up by covering the center of frame between the right side and a left side, the fitting operation of anaglyphic lantern slide is very easily.

In addition, masking-amount guide device of the present invention makes it possible to the masking amount of recognition image objectively, obtaining maximum stereoeffect, no matter and the anaglyphic lantern slide that adopts the stereocamera of what type to take.Have the covering frame or the shadow frame of corresponding masking amount by installation, can proofread and correct and reduce the loss of image the parallax of main body.

By constituting masking-amount guide device collimation figure with vertical line, can obtain clear and definite identification to right and left side image with to the range difference that collimates figure, and the number that covers frame can be selected easily.

As mentioned above, stereo slide mount of the present invention has been eliminated the complicacy and the incorrectness of conventional stereo lantern slide fitting operation, makes it possible to obtain the stereoscopic shooting visual effect of enough degree, and helps to promote and promote the employing of stereoscopic photograph.

Claims (7)

1. stereo slide mount, be used to install the anaglyphic lantern slide of taking by stereocamera, the relative position of the right side of a pair of shooting of this stereocamera and left side image is identical with the relative position of the perforation of perforation film, it is characterized in that described stereo slide mount is made of the covering frame and the underframe that have two rectangular windows that be arranged in parallel respectively, the film installation surface of described underframe is provided with register pin, so that the image of two lantern slide films is consistent with window when the perforation with the lantern slide film that will fix is meshed, on the film stayed surface of described covering frame, be formed with the hole corresponding with described register pin, and described register pin is installed in the described hole so that described underframe and described covering frame are bonded together, and wherein prepared multiple covering frame, right window in the wherein said covering frame is identical with the width between the window in the described underframe with width between the left window, but the width of window reduces gradually with respect to the width of the image of film, and described covering frame obtains selecting and engaging with underframe, makes it possible to the right side of anaglyphic lantern slide film and the occlusion area on the left-external side are regulated.

2. stereo slide mount, be used to install the anaglyphic lantern slide of taking by stereocamera, the relative position of the right side of a pair of shooting of this stereocamera and left side image is identical with the relative position of the perforation of perforation film, it is characterized in that described stereo slide mount is made of the covering frame and the underframe that have two rectangular windows that be arranged in parallel respectively, the film installation surface of described underframe is provided with register pin, so that the image of two lantern slide films is consistent with window when the perforation with the lantern slide film that will fix is meshed, on the film stayed surface of described covering frame, be formed with the hole corresponding with described register pin, and described register pin is installed in the described hole so that described underframe and described covering frame are bonded together, and wherein prepared multiple shadow frame, these shadow frame have the rectangular window that is positioned at its center, have and the corresponding shape of the frame of lantern slide film, has engaging hole with the engagement of the register pin of described underframe, position relation between the vertical side on the inboard of the position relation between the vertical side of its described engaging hole and window and the image of perforation and anaglyphic lantern slide film is identical, and has a window width that becomes gradually less than the image width of lantern slide film, and wherein said shadow frame is selected and is overlapped on the lantern slide film on the described underframe, and cover frame and be installed on the underframe, make it possible to the right side of anaglyphic lantern slide film and the occlusion area on the left-external side are regulated.

3. according to the stereo slide mount of claim 1 or 2, it is characterized in that described covering frame has the loose-leaf part of the center between its right side and a left side, thereby it can freely be folded.

4. be used for masking-amount guide device according to claim 1,2 or 3 stereo slide mount, it is characterized in that transparent film or clear glass are adhered on the window of multiple frame, these frames have the shape identical with covering frame and have multiple window width, and are printed with identical collimation figure on the same position of the right side and left window.

5. according to the masking-amount guide device of claim 4, it is characterized in that described collimation figure formed or comprised a plurality of vertical lines by a plurality of vertical lines.

6. masking-amount guide device that is used for stereo slide mount, it is to have anaglyphic lantern slide viewers right and two optical systems in a left side, these optical systems are by projecting lens, focusing board, the stand upside down upright prism and the eyepiece of image of being used to reverse formed, it is characterized in that on the identical position of the right side and left focusing board, being printed with identical collimation figure, the device that is used to regulate the image projection's magnification on the described focusing board is provided, be used to regulate the device of the distance between the described focusing board, with the mutual locking device that is used for described projection magnification ratio regulating device and described distance adjusting means are coupled, and wherein said mutual locking device makes the outward flange of right and left focusing board be consistent with the outward flange of projection image, no matter and projection magnification ratio how, and the change and the projection magnification ratio of the relative position between collimation figure and the projection image lock mutually.

7. according to the masking-amount guide device of claim 6, it is characterized in that the collimation figure of described focusing board is formed or comprised a plurality of vertical lines by a plurality of vertical lines.

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