CN1297802A - Optical element holding method, fixing method, holding tool and processing method - Google Patents
Optical element holding method, fixing method, holding tool and processing method Download PDFInfo
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- CN1297802A CN1297802A CN 00128330 CN00128330A CN1297802A CN 1297802 A CN1297802 A CN 1297802A CN 00128330 CN00128330 CN 00128330 CN 00128330 A CN00128330 A CN 00128330A CN 1297802 A CN1297802 A CN 1297802A
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Abstract
The object of the invention is to secure accuracy of a sticking position when a lens holding member is heated for sticking and fixing a machined lens by means of an adhesive. In the optical element holding method for holding an optical element in the holding member in machining of the optical element such as a lens, when the optical element is held in the optical element holding position in the holding member by means of the adhesive, a clearance between the optical element held in the holding position and the holding member is communicated for ventilation with the outside air. In this way, deterioration in lens sticking position accuracy due to a temperature rise of the air inside the lens holding space is prevented when heating operation is carried out for softening the adhesive applied to the lens holding member, and consequently, the lens can be machined accurately.
Description
The present invention relates to be used at special-purpose member when carrying out the polishing of surface grinding, use such as the lens holding member of concave-board keep such as camera lens or be used for optical device lens recessed or convex lens meniscus shaped lens or have the technology of the optical element of optical function surface (for example reflecting surface or transmission surface).
When the optical function surface such as lens etc. was ground or polishes, lens to be processed were fixed and remain on the lens holding member such as concave-board by bonding, and process by grinding/polishing unit.
As shown in Figure 4, in a kind of holding member 1, form an outstanding retaining part 1B on the plate portion 1A of lens 2 holding, be used to keep the lower surface of the surperficial 2B to be processed of lens.A kind of adhesive is added on the retaining part 1B, and is softened by heating holding member 1.When the adhesive deliquescing, lens 2 are installed on the holding member 1 (concave-board).
The surface to be processed that is used for the lens of camera or optical device requires micron-sized high Surface Machining precision.
Therefore, lens to be processed must be installed on the holding member with high installation accuracy.
In conventional method as shown in Figure 4, holding member 1 is heated to a predetermined softening temperature, so that the adhesive that is added on it is softening.Be crushed on the retaining part 1B with rear lens, thereby contact with adhesive.Lens thereby be held parts by adhesive and fix and keep.When holding member is heated to than higher temperature (adhesive softening temperature about 100 ℃), holding member itself has experienced because thermal expansion and the contraction that heating and cooling cause, and is subjected to the influence of the temperature change of surrounding environment.
Particularly, need take some handled means to be moved from bond locations owing to the influence of the high temperature of holding member with the lens that prevent to be contained on the holding member.
The special-purpose maintenance instrument that for this reason, need be used for the bonding lens of maintenance maintenance.
In addition, because the air between lens and the holding member owing to the heat from the holding member that heats is heated to than higher temperature, has caused temperature to rise and the thermal expansion of lens.At this moment, precision of lens bond locations etc. also worsens.
Further, the air between lens and the holding member expands, thereby by its pressure lens is boosted from holding member, causes lens to adhere to the reduction of precision.
In order to address the above problem, according to the present invention, optical element holding method during a kind of processing is provided, be used for during such as the processing of the optical element of lens, keeping optical element by holding member, it is characterized in that in the time will remaining on the optical element holding position to optical element, remain on the optical element of holding position and be communicated with outside air with space between the holding member with adhesive and by holding member.
According to an aspect of the present invention, a kind of optical element fixation method is provided, it is characterized in that on the holding member and within formed banded ledge and a passage of a kind of annular, this endless belt-shaped ledge is heated to the softening temperature of adhesive, this adhesive is added on this endless belt-shaped ledge, a kind of optical element be crushed on the adhesive of ledge of holding member and the machined surface that will grind or polish upwards, thereby the air of the heating in the enclosure space between the lower surface of optical element and the holding member is discharged by passage, rotate optical element subsequently, and adhesive is cooled so that optical element is fixed on the holding member.
According to the present invention, also provide a kind of optical element to keep instrument, it is to be used for during the processing of optical element keeping parts such as the optical element of lens by holding member, it is characterized in that providing a vent portion, in the time will remaining on the optical element holding position of holding member to optical element with adhesive, remain on the optical element of holding position and be communicated with outside air by this vent portion, thereby solved the problems referred to above with space between the holding member.
According to the present invention, a kind of optical element holding member also is provided, it is the instrument that is used for being adhered to such as a plurality of optical elements of lens on its mounting portion, thereby make that optical element is ground, the processing of polishing etc., it is characterized in that providing the endless belt-shaped holding position that is used for by bonding each optical element of maintenance, the mounting portion that is used for each optical element has passage, and keeps a rotating shaft of instrument partly to have the intercommunicating pore that is communicated with each passage.
According to another aspect of the present invention, a kind of optical element holding method also is provided, it is characterized in that bonding the optical element that will obtain processing and be fixed on the element-retaining member, and optical element install to grind or the polishing unit on during with the processing optical element, element-retaining member is heated with softening adhesive, and when the optical element that will process will be attached on the element-retaining member, high-temperature gas in the enclosure space between element-retaining member and optical element to be processed obtains discharging, thereby has solved the problems referred to above.
According to the present invention, a kind of method for manufacturing optical element of the optical surface of processing optical element also is provided, it is characterized in that having formed a hole, when optical element being remained on the holding member with adhesive, holding member and by bonding and be held the optical element that parts keep and communicate with each other by this hole, and after the bonded maintenance of optical element, this hole is closed and optical element obtains processing.
According to the present invention, a kind of method for manufacturing optical element also is provided, it is characterized in that being fixed to a holding member and had a passage by the optical element that this holding member keeps, subsequently this passage be closed and a kind of working fluid and provide to the optical surface of optical element processing this optical surface, and holding member is heated to discharge bonded fixing optical element subsequently.
To the description that most preferred embodiment of the present invention carried out, other purposes and the advantage outside above-mentioned of the present invention will become apparent for those skilled in the art from following.Description will be carried out in conjunction with the accompanying drawings, and accompanying drawing has constituted a part of describing, and show an example of the present invention.But this example is not got rid of the present invention and is formed various embodiment, thereby description of the invention is only determined by claims.
Fig. 1 is used for explanation and how lens is adhesively secured to the lens holding member according to the first embodiment of the present invention;
Fig. 2 is used to illustrate the rough lapping by lens holding member according to the present invention;
Fig. 3 is used to illustrate fine lapping and polishing;
Fig. 4 is used to illustrate traditional bonding;
It is bonding that Fig. 5 is used for explanation lens according to the present invention;
Fig. 6 is the plane according to the lens holding member of second embodiment;
Fig. 7 is the cutaway view along the line X-X of Fig. 6;
Fig. 8 is that the part of Fig. 7 shows;
Fig. 9 has shown the state of lens holding member between being installed on the chuck;
Figure 10 has shown that the lens holding member is fixed to the state on the chuck;
Figure 11 has shown the state of lens holding member before being installed on the chuck; And
Figure 12 has shown that the lens holding member is fixed to the state on the chuck.
Below in conjunction with accompanying drawing most preferred embodiment of the present invention is described.
(first embodiment)
Fig. 1 has shown the holding member 1 of the first embodiment of the present invention, and will be adhered on the holding member 1 and be held the lens 2 that parts 1 keep.
In this embodiment, lens 2 are to make by rough lapping technology shown in Figure 2 and fine lapping technology and glossing shown in Figure 3.
Referring to Fig. 1, holding member 1 has the chuck reference surface 1F that a main body 1A, housing 1B, lens keep ledge 1C and will be kept by a collet chuck (will describe in the back) of a rough lapping unit.
As shown in Figure 2, housing 1B locatees the outer surface of lens 2 in the time will keeping lens 2 with holding member 1.
Ledge 1C is outstanding from the inner bottom surface of main body 1A, and forming an endless belt, and its far-end has the inclined surface that raises towards the outside.
The lens 2 of this embodiment are meniscus shaped lenses, and it has a surface that constitutes nonreentrant surface and another surface that forms recessed surface.Label 2A has represented surface to be processed; And 2B has represented the not surface of processing.
In this embodiment, lens 2 have the radius of curvature of diameter and the 10mm to 100mm of 10mm to 60mm, and are made by the optical lens material that is used for such as camera.
The diameter of through hole 1D is 2mm, and main body 1A has the thickness of 6.0mm
Shaft-like solid adhesive of label 4 expressions, it is the stirring material such as rubber resin, wax compound or pitch.
Describe now and how lens 2 are adhered on the lens holding member 1.
At first, with the heating unit (not shown) lens holding member 1 is heated to about 100 ℃, this is the softening temperature of adhesive 4.
Subsequently, the far-end of adhesive 4 is crushed on the sloping portion of far-end of the endless belt-shaped ledge 1C that is in lens holding member 1, thereby softening adhesive 4 is added on the far-end of ledge 1C.
The not surperficial 2B of processing of lens 2 to be processed is placed on the ledge 1C, and is rotated half to a week under the state that gently is pressed on it.
Air in the space W of sealing expands owing to its temperature rises, and places the lens 2 on the ledge 1C to be boosted along the direction of floating from ledge 1C.Yet because lens 2 are crushed on the ledge 1C, the high temperature air in the space W is discharged into the external world by the through hole 1D that is formed on the holding member 1.
Because high temperature air is discharged from space W, and floating of lens 2 is provided.
When the high temperature air in the space W is discharged, place lens 2 on the ledge 1C by the viscosity of adhesive 4 and be positioned on the ledge 1C with being stabilized.After this, when adhesive 4 was cooled, lens 2 were accurately remained on the installation/fixed position of holding member 1.
After lens 2 are adhered on the lens holding member 1, with a kind of closed material sealing through hole 1D.Do not keep open if through hole 1D is closed, during grinding/polishing, grinding/polishing liquid enters lens holding member 1 by through hole 1D.In order to remove grinding/polishing lens 2 from lens holding member 1, lens holding member 1 must be heated to soften adhesive 4 once more.Between this period of heating, the grinding/polishing liquid evaporation that enters lens holding member 1 forms steam, and this corrodes lens 2 surfaces sometimes.In order to prevent that lens 2 are corroded, through hole 1D must be closed, thereby makes grinding/polishing liquid can not enter lens holding member 1.
Referring to Fig. 2, lens 2 are bonded and be fixed on the lens holding member 1 with technology shown in Figure 1, and lens holding member 1 is installed on the rotating shaft chuck partly of rough lapping unit (not shown), thereby the lens 2 that are held parts 1 maintenance are maintained in rotating mode.
The structure be used for the holding member 1 of maintenance lens 2 is installed to the collet chuck on the rotating shaft of rough lapping unit (not shown) is described below in conjunction with Fig. 9 and 10.
Fig. 9 has shown the state of lens holding member 1 before being installed on the chuck, and Figure 10 has shown that lens holding member 1 is fixed to the state on the chuck.
Have with collet chuck main body 52 on the rotating shaft 46 that screw 48 is fixed to the rough lapping unit being set, using such as the elastomeric material of resin material and make and will be inserted into chuck part 54 in the collet chuck main body 52, be used for attachment 58 that chuck part 54 was pulled out or pushed a pull bar 56 of collet chuck main body 52 and be used to make chuck part 54 and pull bar 56 to be connected with each other from collet chuck main body 52 referring to Fig. 9 and 10, one collet chucks 50.Chuck part 54 has the mouth 54a on a plurality of parts on its periphery, so that its far-end can be opened/close.The far-end of chuck part 54 has a groove 54c, is used to block the chuck reference surface 1F of holding member 1.
In collet chuck 50 with this set, as shown in Figure 9, when pull bar 56 is released to the right by a hand lever (not shown), chuck part 54 is released from collet chuck main body 52, thereby makes an inclined surface 56b of chuck part 54 leave a far-end 52a of collet chuck main body 52.Therefore, chuck part 54 broadens along the direction of arrow A, and correspondingly groove 54c also broadens.Therefore, holding member 1 can be installed on the chuck part 54.
On the contrary, as shown in figure 10, when pull bar 56 was pulled to the left side by the hand lever (not shown), chuck part 54 was drawn into collet chuck main body 52, thereby make the far-end 52a of collet chuck main body 52 and the inclined surface 54b adjacency of chuck part 54, and chuck part 54 is closed along the direction of arrow B.Therefore, the groove 54c of chuck part 54 also is closed, thereby lens holding member 1 is stuck and is fixed by chuck part 54.
After the rotating shaft 46 that lens holding member 1 is had a rough lapping unit of above-mentioned collet chuck blocked, the surperficial 2A that will process of lens 2 carried out rough lapping by the rotational motion of rough lapping instrument 6, as shown in Figure 2.
After by rough lapping, lens 2 are carried out fine lapping by fine lapping instrument 8A as illustrated in fig. 3, and polished subsequently instrument 8B polishing.Fine lapping instrument 8A and polishing tool 8B are of similar shape and are made from a variety of materials.
For example, fine lapping instrument 8A is a kind of instrument that is attached with diamond wheel, and polishing tool 8B is the instrument that is attached with poly-urethane.Fine lapping is adopted different grinding/polishing fluids with polishing.
In the fine lapping/polishing of reality, as shown in Figure 3, the lens 2 that are fixed to lens holding member 1 are placed on fine lapping instrument 8A or the polishing tool 8B.But the mesh groove 1E of lens holding member 1 supports the far-end of the shaft-like tilting member that is provided with in fine lapping/polishing unit (not shown), and lens 2 are with respect to fine lapping instrument 8A or polishing tool 8B swing/rotation.
When lens 2 kept by lens holding member 1 according to the present embodiment of said lens maintenance method and by above-mentioned thick/fine lapping and polishing add man-hour, it has good precision.
More particularly, the target design value of the thickness of the core of lens 2 after polishing is 1.70 ± 0.05mm.In the scope of dimensional accuracy at 1.70mm to 1.72mm of the lens of 100 processing after reality processing, change in size is 0.02mm.
Below describe passing through shown in Figure 4 and 5 and measure the result that the biconvex lens of different-diameter obtains.
Fig. 4 has shown the conventional method that goes up the formation through hole at lens holding member (concave-board), and Fig. 5 has shown the situation that wherein forms through hole 1D as in the present embodiment on holding member 1.In each of these situations, obtained measurement apart from t1 or t2 from the reference position of lens holding member to the vertex position of the curved surface of bonding lens.
When lens diameter was 12mm, if lens holding member 1 has a through hole 1D, the error of size t2 was+0.002mm.If holding member 1 does not have through hole 1D, resemble in conventional method, the error of size t1 is+0.22mm.
When lens diameter is 23mm, through hole 1D is arranged, the error of t2 is+0.005mm.Do not have through hole, the error of t1 is+0.38mm.
When lens diameter is 35mm, have through hole 1D then the error of t2 be+0.003mm.Do not have through hole, the error of t1 is+0.45mm.
More particularly, when having the lens of same size, have between bonding height t 1 and t2 that 220 μ m and 450 μ m's is different with the processing of identical processing conditions.Therefore, do not have through hole, lens have been subjected to different corresponding excessively thick/fine lapping and polishings with this.At this moment, the reducing of lens thickness surpassed the tolerance of 0.1mm of the size t of ordinary lens substantially, and the lens that produced become substandard products.
(second embodiment)
Fig. 6 to 8 has shown 14 lens 12A, 12B, 12C, 12D that wherein will be processed ... 12N is bonded and be fixed to situation on the lens holding member (concave-board) 10.
Fig. 6 is a plane, has shown 14 lens 12A, 12B, 12C, 12D that wherein will be processed ... 12N is fixed to the situation on the surperficial 10A of being adhesively fixed of lens holding member 10.
Fig. 7 is the cutaway view that the line X-X along Fig. 6 gets, and Fig. 8 is the phantom of the major part of Fig. 7.
The lens holding member 10 of present embodiment on its lens are adhesively fixed surperficial 10A, have 14 the groove 10p1, the 10p2 that have a hole ... 10p14 is used for fixing corresponding lens.Corresponding groove with holes have the endless belt-shaped ledge 10A that is used for by bonding maintenance respective lens, 10B (not shown) ...
These endless belt-shaped ledges with first embodiment in identical mode have inclined surface at their far-end.
Each groove with holes have through hole 10a, the 10b of their center position ... and 10n.
Through hole 10a to 10n links to each other with centre bore 10Y among the rotating shaft part 10X that is formed on lens holding member 10.
Through hole 10a, the 10b of each groove with holes ... extend towards centre bore 10Y.
In this embodiment, lens holding member 10 is heated to the softening temperature of adhesive or higher by a heating unit.Adhesive is added on the far-end of the endless belt-shaped ledge in each groove with holes, and lens to be processed are crushed on the far-end successively, thus make the groove 10p1, the 10p2 that have the hole ... air in the space W that lens among the 10p14 limit-it is by lens holding member 10 heating-be discharged into centre bore 10Y by through hole 10a to 10n.
The structure be used for holding member 10 is installed to the collet chuck 64 on the rotating shaft 62 of rough lapping unit 60 is described below in conjunction with Figure 11 and 12.
Figure 11 shown the state of lens holding member 10 before being installed on the chuck, and Figure 12 has shown that lens holding member 10 wherein is fixed to the state on the chuck.
Referring to Figure 11 and 12, collet chuck 64 have with collet chuck main body 68 on the rotating shaft 62 that screw 66 is fixed on rough lapping unit 60 is set, use such as the elastomeric material of resin material and metal material make and will be inserted into collet chuck main body 68 chuck part 70, be used for retainer 74 that chuck part 70 was pulled out/pushed the pull bar 72 of collet chuck main body 68 and is used to limit pull bar 72.Chuck part 70 has the opening 70a of a plurality of parts on its periphery, thereby makes its far-end can opening/closing.The far-end of chuck part 70 has the groove 70c of the rotating shaft part 10X that is used to block lens holding member 10.
In the collet chuck 50 with this set, as shown in figure 11, when rotating shaft 62 was pulled down by a hand lever (not shown), the lower end of pull bar 72 and retainer 74 adjacency were to release chuck part 70 from collet chuck main body 68.Subsequently, the inclined surface 70b of chuck part 70 separates with an interior inclined surface 68a of collet chuck main body 68, thereby chuck part 70 is broadened along the direction of arrow C, and correspondingly groove 70c broadens.Therefore, lens holding member 10 can be installed on the chuck part 70.
On the contrary, as shown in figure 12, when rotating shaft 62 was upwards released by the hand lever (not shown), separated with retainer 74 lower end of pull bar 72, and chuck part 70 is drawn in collet chuck main body 68 by the power of a spring (not shown) of biased downward pull bar 72.Therefore, the interior inclined surface 68a of collet chuck main body 68 and the inclined surface 70b adjacency of chuck part 70, thus close chuck part 70.Correspondingly, the groove 70c of chuck part 70 also is closed, thereby makes lens holding member 10 be blocked and fix by chuck part 70.
As mentioned above, according to the foregoing description, optical element holding method during a kind of processing is provided, be used for during the processing of optical element keeping optical element such as lens with holding member, it is characterized in that in the time will remaining on the optical element holding position of holding member to optical element, be maintained at the optical element of holding position and be communicated with outside air with space between the holding member with adhesive.By this method, thereby make to lag behind and be added to adhesive on the lens holding member when being heated when softening when lens keep air in the space adding the thermal lens holding member, the error of the precision of lens attachment position has obtained preventing, and can accurately process lens.
According to the foregoing description, a kind of optical element fixation method also is provided, it is characterized in that on holding member, having formed endless belt-shaped ledge and passage, endless belt-shaped ledge is heated to the softening temperature of adhesive, adhesive is added on the endless belt-shaped ledge, surface that optical element is crushed on the adhesive on the ledge of holding member and it will be ground or polish processing upwards, to discharge the lower surface of optical element and the heated air in the enclosure space between the holding member by passage, optical element rotates subsequently, and adhesive is cooled so that optical element is fixed on the holding member.Therefore, can obtain stable adhesive bonding method.
According to the foregoing description, also provide a kind of optical element to keep instrument, it is the parts that are used for keeping by a kind of holding member optical element during processing such as the optical element of lens, it is characterized in that providing a vent portion, by this vent portion, in the time will remaining on the optical element holding position to optical element, remain on the optical element of holding position and be communicated with outside air with space between the holding member with adhesive.Therefore, processability improves.
A kind of optical element holding member also is provided, it is to be used for a plurality of optical elements such as lens are adhered to instrument on its mounting portion, thereby by processing optical elements such as grinding, polishings, it is characterized in that providing the endless belt-shaped retaining part that is used for by bonding each optical element of maintenance, the mounting portion that is used for each optical element has passage, and keeps the rotating shaft of instrument partly to have the intercommunicating pore that is communicated with each passage.Therefore, can obtain a kind of lens holding member with high yield, it can not cause the variation of lens machining accuracy when making a plurality of lens.
When having formed a passage on the holding member that is being used for optical element and after bonding optical element, close this passage, can prevent optical element material polished/grinding liquid corrodes.
The invention is not restricted to the foregoing description, and can carry out various changes and correction within the spirit and scope of the present invention.Therefore, open scope of the present invention is determined by appended claims.
Claims (7)
1. the optical element holding method that keeps optical element during processing by a kind of holding member during such as the processing of the optical element of lens, it is characterized in that in the time will remaining on the optical element holding position of above-mentioned holding member to optical element, be maintained at the optical element of holding position and be communicated with outside air with a space between the described holding member with adhesive.
2. optical element fixation method, it is characterized in that on holding member, having formed an endless belt-shaped ledge and a passage, described endless belt-shaped ledge is heated to the softening temperature of adhesive, this adhesive is added on the described endless belt-shaped ledge, optical element is crushed on the adhesive of described ledge of described holding member, and its surface that will grind or polish processing makes progress, with the lower surface that is released in optical element by passage and the air in the enclosure space between the described holding member, subsequently, optical element is rotated, and adhesive obtains cooling so that optical element is fixed on the described holding member.
3. an optical element keeps instrument, it is the parts that are used for keeping with holding member during such as the processing of the optical element of lens optical element, it is characterized in that by a kind of vent portion is provided, when optical element being remained on the optical element holding position of described holding member, be maintained at the optical element of holding position and be communicated with outside air with a space between the described holding member with adhesive.
4. optical element holding member, thereby it is the instrument that is used for a plurality of optical elements such as lens are adhered to processing such as making optical element is ground, polishing on its mounting portion, it is characterized in that by being provided for endless belt-shaped retaining part by bonding each optical element of maintenance, the described mounting portion that is used for each optical element has passage, and a rotating shaft of described maintenance instrument partly has intercommunicating pore to be communicated with each passage.
5. optical element holding method, it is characterized in that when bonding and be fixed on the element-retaining member optical element to be processed, and optical element be installed to grind or the polishing unit on when processing this optical element, described element-retaining member is heated with softening adhesive, and when optical element to be processed will be adhered on the described element-retaining member, the high-temperature gas in the enclosure space between described element-retaining member and optical element to be processed obtained discharging.
6. a kind of method for manufacturing optical element of the optical surface of processing optical element, it is characterized in that having formed a hole, by this hole, when optical element being remained on the holding member with adhesive, described holding member and the optical element that is kept by described holding member communicate with each other, and after the bonded maintenance of optical element, this hole is closed and optical element obtains processing.
7. method for manufacturing optical element, it is characterized in that a kind of holding member that a kind of optical element is had a passage fixes and keep, the optical surface that passage is closed and a kind of working fluid is provided for optical element to be processing this optical surface subsequently, and described subsequently holding member is heated to discharge bonded fixing optical element.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP334137/1999 | 1999-11-25 | ||
| JP33413799 | 1999-11-25 | ||
| JP331055/2000 | 2000-10-30 | ||
| JP2000331055A JP2001212742A (en) | 1999-11-25 | 2000-10-30 | Optical element holding method in machining, optical element fixing method, optical element holding tool, and optical element machining method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1297802A true CN1297802A (en) | 2001-06-06 |
| CN1246121C CN1246121C (en) | 2006-03-22 |
Family
ID=26574744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00128330 Expired - Fee Related CN1246121C (en) | 1999-11-25 | 2000-11-24 | Optical element holding method, fixing method, holding tool and processing method |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2001212742A (en) |
| CN (1) | CN1246121C (en) |
| MY (1) | MY122628A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100384587C (en) * | 2005-12-13 | 2008-04-30 | 中国科学院国家天文台南京天文光学技术研究所 | Optical mirror surface passive support mechanism based on four-bar mechanism principle |
| CN102123824A (en) * | 2008-07-17 | 2011-07-13 | 依视路国际集团（光学总公司） | Lens blocking and deblocking method and related device |
| CN102458761A (en) * | 2009-05-27 | 2012-05-16 | 依视路国际集团（光学总公司） | Lens blocking method and related device |
| CN105437018A (en) * | 2015-11-09 | 2016-03-30 | 中国科学院长春光学精密机械与物理研究所 | Device and method for controlling medium-frequency errors of aspherical-surface optical element |
| CN106715048A (en) * | 2014-09-30 | 2017-05-24 | 富士胶片株式会社 | Lens manufacturing method, lens, and lens holding device |
| CN110576341A (en) * | 2018-06-11 | 2019-12-17 | 蓝思科技（长沙）有限公司 | Polishing fixing device, polishing equipment and polishing method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2932897B1 (en) * | 2008-06-20 | 2010-07-30 | Europ De Systemes Optiques Soc | METHOD FOR FORMING AN ASPHERIC OPTICAL ELEMENT |
| JP6994975B2 (en) * | 2018-02-16 | 2022-01-14 | ホヤ レンズ タイランド リミテッド | A method for processing a holder for a spectacle lens, a processing device, and a method for manufacturing a spectacle lens. |
-
2000
- 2000-10-30 JP JP2000331055A patent/JP2001212742A/en not_active Withdrawn
- 2000-11-23 MY MYPI20005496 patent/MY122628A/en unknown
- 2000-11-24 CN CN 00128330 patent/CN1246121C/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100384587C (en) * | 2005-12-13 | 2008-04-30 | 中国科学院国家天文台南京天文光学技术研究所 | Optical mirror surface passive support mechanism based on four-bar mechanism principle |
| CN102123824A (en) * | 2008-07-17 | 2011-07-13 | 依视路国际集团（光学总公司） | Lens blocking and deblocking method and related device |
| CN102123824B (en) * | 2008-07-17 | 2014-08-13 | 依视路国际集团（光学总公司） | Lens blocking and deblocking method and related device |
| CN102458761A (en) * | 2009-05-27 | 2012-05-16 | 依视路国际集团（光学总公司） | Lens blocking method and related device |
| CN102458761B (en) * | 2009-05-27 | 2014-07-02 | 依视路国际集团（光学总公司） | Lens blocking method and related device |
| CN106715048A (en) * | 2014-09-30 | 2017-05-24 | 富士胶片株式会社 | Lens manufacturing method, lens, and lens holding device |
| CN106715048B (en) * | 2014-09-30 | 2018-12-25 | 富士胶片株式会社 | Lens manufacturing method, lens and lens holder |
| CN105437018A (en) * | 2015-11-09 | 2016-03-30 | 中国科学院长春光学精密机械与物理研究所 | Device and method for controlling medium-frequency errors of aspherical-surface optical element |
| CN110576341A (en) * | 2018-06-11 | 2019-12-17 | 蓝思科技（长沙）有限公司 | Polishing fixing device, polishing equipment and polishing method |
| CN110576341B (en) * | 2018-06-11 | 2022-04-12 | 蓝思科技（长沙）有限公司 | Polishing method, polishing fixing device and polishing equipment |
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| Publication number | Publication date |
|---|---|
| CN1246121C (en) | 2006-03-22 |
| JP2001212742A (en) | 2001-08-07 |
| MY122628A (en) | 2006-04-29 |
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