WO2006038501A1 - 眼内観察用レンズ及び硝子体手術用コンタクトレンズ - Google Patents
眼内観察用レンズ及び硝子体手術用コンタクトレンズ Download PDFInfo
- Publication number
- WO2006038501A1 WO2006038501A1 PCT/JP2005/017802 JP2005017802W WO2006038501A1 WO 2006038501 A1 WO2006038501 A1 WO 2006038501A1 JP 2005017802 W JP2005017802 W JP 2005017802W WO 2006038501 A1 WO2006038501 A1 WO 2006038501A1
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- WIPO (PCT)
- Prior art keywords
- lens
- antireflection film
- intraocular observation
- coated
- film
- Prior art date
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/12—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes
- A61B3/125—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes with contact lenses
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/0077—Special surfaces of prostheses, e.g. for improving ingrowth
Definitions
- Intraocular observation lens and vitreous surgery contact lens are Intraocular observation lens and vitreous surgery contact lens
- the present invention relates to an intraocular observation lens for observing the inside of the eye held on the cornea, and a contact lens for vitreous surgery for observing the fundus oculi held on the cornea during vitrectomy. About.
- a contact lens for vitreous surgery is placed on the cornea via an ophthalmic viscoelastic material, and the surgeon holds an intraocular instrument such as a vitreous cutter or a vertical scissors in his dominant hand.
- the hand opposite to the hand is held with an intraocular illumination guide connected to the light source device by an optical fiber.
- one method only one hand can be used for intraocular treatment (hereinafter referred to as “one method”), so skill is required and a long time is required for the treatment.
- an illumination device (eye) attached to a surgical microscope is used instead of fiber illumination for intraocular insertion.
- the method of illuminating the inside of the eye from outside the eye through the outer lens and the cornea for vitreous surgery is being studied by external illumination) .
- a part of the illumination light is reflected on the lens surface and the operator feels dazzling.
- the antireflection film applied to the contact lens for vitreous surgery has an antireflection effect over the widest possible range in the visible light region of 400 nm to 780 nm.
- contact lenses for vitreous surgery and lenses for intraocular observation are water, corrosive chemicals, Furthermore, the contact time with the high-pressure steam for sterilization is long, the contact area is wide, and the contact temperature is high. In other words, the antireflection film coated on the vitreous surgery contact lens or the intraocular observation lens requires much higher durability than the durability required for the antireflection film for optical devices. .
- Moisture-resistant antireflection film having a high refractive index material layer and a low refractive index material layer made of SiO 2
- Patent Document 1 Japanese Patent Laid-Open No. 7-234302
- the outermost layer on the atmosphere side is a high refractive index material layer opposite to a normal film design, and an impurity enters the antireflection film and a film that is more dense and tough is immediately formed. Because it is difficult to form, it cannot meet the strict durability required for intraocular observation lenses and contact lenses for vitreous surgery, and at the same time, it can achieve an antireflection effect over the visible light region of 400 nm to 700 nm. Absent.
- the object of the present invention has been made in view of the above circumstances, has excellent durability against cleaning, various disinfectants, high-pressure steam for sterilization, and the like, and is excellent in the visible light region
- Another object of the present invention is to provide an intraocular observation lens and a vitreous surgery contact lens that exhibit an antireflection effect.
- An intraocular observation lens is an intraocular observation lens for observing the inside of the eye that is held on the cornea, and is an antireflection film that has durability against high-pressure steam for sterilization. Force At least partially coated.
- the intraocular observation lens according to the second invention is an intraocular observation lens for observing the inside of the eye held on the cornea, wherein at least a part of the antireflection film by the ion beam sputtering method is provided. It is characterized by being coated.
- An intraocular observation lens according to a third invention is characterized in that, in the first or second invention, the antireflection film is coated on an upper surface of a lens optical surface.
- An intraocular observation lens according to a fourth invention is characterized in that, in the invention according to any one of the first to third aspects, the antireflection film has a single-layer or multi-layer force. To do.
- An intraocular observation lens according to a fifth invention is the lens according to any one of the first to fourth inventions, wherein the antireflection film contains a layer containing silicon dioxide and tantalum pentoxide. It is a multilayer film in which layers are alternately stacked.
- An intraocular observation lens according to a sixth invention is characterized in that, in the fifth invention, the outermost layer of the antireflection film is a layer containing silicon dioxide.
- An intraocular observation lens according to a seventh invention is characterized in that, in the invention according to any one of the first to sixth inventions, the target used in the ion beam sputtering method is a metal oxide. Is.
- An intraocular observation lens according to an eighth invention is characterized in that, in the invention according to any one of the first to seventh inventions, the lens material strength is S, glass or transparent plastic. is there.
- the lens for intraocular observation according to any one of the first to eighth is applied. It is a contact lens for vitreous surgery for observing the fundus during vitreous surgery.
- an antireflection film is formed on at least a part of the intraocular observation lens or the vitreous surgery contact lens.
- a good antireflection effect can be obtained in the visible light region, so that the reflection on the lens surface is reduced, and in the case of an intraocular observation lens, the observer can observe the reflected light.
- the eye can be clearly observed without being affected.
- the surgeon can clearly observe the fundus image without suffering from the strong reflected light of the extraocular illumination, and therefore has intraocular illumination during vitreous surgery. Eliminates the need for intraocular procedures (two methods) with both hands.
- the location where the antireflection film is coated on the upper surface of the lens optical surface is a portion where the reflection is remarkable.
- the antireflection effect can be improved.
- the outermost layer of the antireflection film is a layer containing silicon dioxide, and the silicon dioxide is used as a material for the intraocular observation lens and the vitreous surgery contact lens. Since it is a component constituting the proven quartz glass, the safety of the intraocular observation lens or the vitreous surgery contact lens can be sufficiently ensured.
- FIG. 1 is a cross-sectional view showing an embodiment of a contact lens for vitreous surgery according to the present invention held on the cornea of an eyeball.
- FIG. 2 is a cross-sectional view showing the structure of the antireflection film in the contact lens for vitreous surgery shown in FIG. [0025] Since the vitreous surgery in the eyeball 1 is performed while observing the vitreous 2 or the fundus 3, the contact lens 10 for vitreous surgery is held on the cornea 4 and this contact for vitreous surgery is performed. The vitreous body 2 or the fundus 3 is observed through the lens 10 and the operating microscope 9.
- the lens body 11 of the vitreous surgery contact lens 10 includes a lower surface 12 having a concave curved surface matching the curvature of the cornea 4 and an upper surface 13 of an inclined surface forming a prism lens.
- An antireflection film 14 is coated on at least a part of the optical surface of the lens body 11, in this embodiment, the upper surface 13, thereby forming a contact lens 10 for vitreous surgery.
- Reference numeral 5 in FIG. 1 denotes a crystalline lens.
- the contact lens 10 for vitreous surgery is placed on the cornea 4 via an ophthalmic viscoelastic substance (hyaluronic acid, etc.), so that the curvature of the lower surface 12 is the curvature of the cornea 4.
- ophthalmic viscoelastic substance hyaluronic acid, etc.
- the concave curvature radius of the lower surface 12 of the lens body 11 is preferably around 8 mm. However, for children, make it smaller.
- the refractive index of the material of the lens body 11 needs to be 1.35 or more, preferably 1.45 or more.
- the higher the refractive index of the lens material the larger the reflection of light, so the antireflection film is useful.
- the material of the lens body 11 includes glass such as optical glass, transparent plastic or transparent elastomer.
- optical glass heavy lanthanum flint glass, lanthanum flint glass, heavy flint glass, lanthanum crown glass, heavy barium flint glass, barium flint glass, titanium flint glass, flint glass, light flint glass, flint glass, lanthanum crown, etc.
- transparent plastics include transparent materials such as polyalkyl (meth) acrylate and their copolymers represented by polymethyl (meth) acrylate, polystyrene, polycarbonate, styrene acrylonitrile, CR-39, and transparent silicone.
- transparent materials such as polyalkyl (meth) acrylate and their copolymers represented by polymethyl (meth) acrylate, polystyrene, polycarbonate, styrene acrylonitrile, CR-39, and transparent silicone.
- the material of the lens body 11 is not limited to the above materials as long as the material is highly transparent and has very little homogeneity and excellent uniformity.
- the upper surface 13 is inclined at a predetermined angle with respect to the tangent plane of the lower surface 12, and this inclination angle becomes the prism angle.
- This prism angle is determined by the region desired to be observed, but if the region is in the range from the middle peripheral fundus to the peripheral fundus, 5 to 70 degrees, preferably 10 to 60 degrees is appropriate. Range. If it is less than 5 degrees, the effect of the prism cannot be obtained sufficiently. If it exceeds 70 degrees, the effective optical part of the lens becomes narrower and the distortion of the observed image becomes significant.
- the pupil is dilated by administering a mydriatic agent, and the fundus is observed from there.
- the mydriatic diameter is about 9 mm at the maximum. Therefore, the outer diameter of the lens body 11 needs to be larger than the mydriatic diameter, and is preferably about 10 to 14 mm.
- the antireflection film 14 coated on the upper surface 13 of the lens body 11 described above it is necessary that the fundus tissue can be observed brightly in a natural color. Therefore, it is necessary to maintain a high light transmittance and to reduce the reflectance.
- the sensitivity of the human eye to light of different wavelengths is called specific visual sensitivity, and is sensitive to light of 450 nm to 650 nm centered around 550 nm, with a slight shift force between the bright and dark surroundings. Therefore, vitreous surgery contact lenses that require clearer fundus image observation and low reflection performance on the lens surface with extraocular illumination (for example, the slit light attached to the surgical microscope 9) are in the visible light range. It is designed to have high light transmittance and low reflectivity over almost the entire wavelength range of 400nm to 700nm. Moreover, the antireflection film 14 is required to have durability against cleaning, various disinfectants, sterilization high-pressure steam, and the like.
- the antireflection film 14 coated on the upper surface 13 of the lens body 11 is formed by an ion beam sputtering method.
- this ion beam sputtering method as shown in FIG. 3, an ion beam from an ion gun 16 is irradiated onto a target 17 made of metal or metal oxide, and placed on a particle force holding table 20 of a sputtered target 17.
- the lens body 11 collides with and adheres to the upper surface 13, and the antireflection film 14 is coated on the upper surface 13.
- This ion beam sputtering film is a dense and strong film with less impurities compared to the vacuum vapor deposition film. Excellent durability against poisons and high-pressure steam for sterilization.
- the materials constituting the target 17 include Al, Cr, Ag, TiN, IT ⁇ , SiO AlO, Mg
- Nb Nb
- Si Si
- Al_Si etc.
- Ta ⁇ tantalum pentoxide
- SiO dioxide
- the film using 2 5 2 key as a target can satisfy the durability required for contact lenses for vitreous surgery.
- the antireflection film 14 of the present embodiment is formed by ion beam sputtering.
- a high refractive index layer 18 made of tantalum pentoxide (Ta 2 O 3) and silicon dioxide (Si
- ⁇ is composed of a multilayer film structure in which multiple low-refractive index layers 19 are alternately stacked.
- the outermost layer on the air side is composed of the low refractive index layer 19.
- the antireflection film 14 is not limited to the multilayer film described above and may be a single layer.
- the material of the single layer film is preferably magnesium fluoride (MgF).
- the antireflection film 14 is composed of three or more types having different refractive indexes.
- the antireflection film 14 is coated on the upper surface 13 of the vitreous surgery contact lens 10, a good antireflection effect can be achieved in the visible light region, so that reflection on the lens surface is reduced.
- the surgeon can clearly observe the fundus image without being bothered by the reflected light with strong extraocular irradiation such as slit light attached to the surgical microscope 9. This eliminates the need for the operator to have intraocular illumination in one hand during vitreous surgery, so that intraocular treatment (two techniques) can be performed with both hands, and less stress and surgery can be performed.
- the antireflection film 14 of the vitreous surgery contact lens 10 is formed by the ion beam sputtering method, it is difficult for impurities to be mixed into the antireflection film 14. A membrane can be obtained. As a result, an antireflection film 14 having excellent durability against cleaning, various disinfectants, sterilizing high-pressure steam, and the like can be obtained.
- the antireflective film 14 of the vitreous surgery contact lens 10 has a low-refractive index layer 19 made of silicon dioxide. This silicon dioxide is used for the intraocular observation lens and vitreous surgery. Since the quartz glass that has been used as a material for contact lenses is used, the safety of the contact lens 10 for vitreous surgery can be sufficiently secured.
- ion beam sputtering is used to form a first layer STa ⁇ with a first layer thickness of 13 nm, a second layer of SiO with a thickness of 38 nm, and a third layer of Ta0 with Ta0.
- Thickness is 123 nm
- 4th layer is SiO
- 5th layer is Ta O
- the sixth layer is SiO with a film thickness of 91 nm
- the seventh layer is TaO with a film thickness of 30 nm
- the first layer is SiO
- the thickness is 13 nm
- the ninth layer is TaO
- the thickness is 63 nm
- the tenth layer is SiO.
- Fig. 4 shows the spectral reflectance characteristics of the uncoated surface of the quartz glass plate and the coated surface of the antireflection film with and without the antireflection film coated on the quartz glass plate.
- symbol A indicates the spectral reflectance of the coated surface
- symbol B indicates the spectral reflectance of the uncoated surface.
- Figure 5 shows the light transmittance when the quartz glass plate is coated with an antireflection film and when it is not coated.
- the symbol C indicates the transmittance when the quartz glass plate is coated with the antireflection film
- the symbol D indicates the transmittance when the quartz glass plate is not coated with the antireflection film.
- the quartz glass plate coated with an antireflection film has a reflectance of 0.7% or less over almost the entire visible light range of 400 nm to 700 nm necessary for observing the fundus through a contact lens for vitreous surgery.
- the transmittance is about 96%.
- Anti-rubbing test Anti-reflective coating on a kitchen sponge foamed with neutral detergent diluted in water, assuming scrubbing to remove stains on the vitreous surgery contact lens after use The coated surface was rubbed strongly 250 times, and then the deterioration of the antireflection film was evaluated.
- Antiseptic chemical resistance test High-level disinfectant gnoletalal disinfectant that can kill all microorganisms except spores (trade name: Sydetus Plus 28, 3.5%). The lens and the quartz glass plate were immersed for 72 hours at room temperature, and then the deterioration of the antireflection film was evaluated.
- E0G sterilization resistance test Ethylene oxide gas (E0G) concentration 20%, temperature 50 ° C, exposure time 12 hours as one cycle of sterilization, the above vitreous surgery contact lens and the above stone glass plate After repeated 50 times, the deterioration of the antireflection film was evaluated.
- E0G Ethylene oxide gas
- High-pressure steam sterilization resistance test Using a high-pressure steam sterilizer, the above-mentioned vitrectomy lens and the quartz glass plate were treated at 132 ° C for 4 hours, and then their antireflection films were evaluated for deterioration. .
- the thickness of the first layer is STa ⁇ with a first layer thickness of 13 nm
- the second layer is Si ⁇ with a thickness of 40 nm
- the third layer force is STa ⁇ .
- the film thickness is 42 nm
- the fourth layer is SiO and the film thickness is 4 nm
- the fifth layer is Ta O and the film thickness is 73 nm
- the sixth layer is SiO and the film thickness is 38 nm
- the seventh layer is Ta O and the film thickness is 12 nm
- Thickness is 12nm
- the 10th layer is TaO and the film thickness is 65nm
- the 12th layer is SiO and the film thickness is
- An antireflection film composed of 12 layers with a total film thickness of 511 nm was formed in the order of 80 nm.
- This Example 2 also relates to the above-described spectral reflectance characteristics and light transmittance.
- Example 1 Similar results to 1 were obtained.
- the same results as in Example 1 were obtained with respect to the intensity of reflected light and the color tone of the reflected image before and after the durability test described above. Furthermore, the same results as in Example 1 were obtained with respect to the reflectance of the coated surface of the quartz glass flat plate before and after the durability test described above.
- a three-layer coating of ZrO and MgF was applied in this order.
- the thickness of each layer is 125nm, 250nm
- each layer was 127 nm, 250 nm, and 127 nm.
- the reflected light of the white light applied to the coating surface of the antireflection multilayer film is blue, And had excellent antireflection performance (Fig. 8 (A)).
- the reflected light was observed on part of the coated surface 22 (see Fig. 8 (B)). Unevenness occurred, and deterioration of the antireflection film was observed.
- the force described that the antireflection film 14 is coated only on the upper surface 13 of the lens body 11.
- the lower surface 12 of the lens body 11 and / or the side peripheral surface of the lens body 11. 15 may be coated with an antireflection film 14.
- the contact lens 10 for vitreous surgery used at the time of vitreous surgery has been described. However, it is used as a surgical lens in general ophthalmic surgery or only for surgery.
- the present invention may be applied to an intraocular observation lens that is used in diagnosis or examination and that is held on the cornea and observes the inside of the eye.
- the antireflection film 14 is coated on at least a part of the lens body 11 (for example, the upper surface 13), a good antireflection effect can be achieved in the visible light region. The reflection is reduced, and the observer can clearly observe the inside of the eye without being affected by the reflected light.
- FIG. 1 is a cross-sectional view showing an embodiment of a contact lens for vitreous surgery according to the present invention held on the cornea of an eyeball.
- FIG. 2 is a cross-sectional view showing the structure of an antireflection film in the vitreous surgery contact lens of FIG. 1.
- FIG. 3 is a schematic side view showing the configuration of an ion beam sputtering apparatus for coating the antireflection film of FIG. 2.
- FIG. 4 is a graph showing spectral reflectance characteristics when the antireflection film of FIG. 2 is coated and when it is not coated.
- FIG. 5 is a graph showing the light transmittance characteristics when the antireflection film of FIG. 2 is coated and when it is not coated. 6] A graph showing the spectral reflectance before and after the durability test for the antireflection film in FIG.
- FIG. 7 is a diagram showing the state of the film surface before and after the durability test for the antireflection film of Comparative Example 1.
- FIG. 8 is a diagram showing the state of the film surface before and after the durability test for the antireflection film of Comparative Example 2.
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Abstract
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006539237A JP4858975B2 (ja) | 2004-10-01 | 2005-09-28 | 硝子体手術用コンタクトレンズ |
EP05788171.6A EP1810609B1 (en) | 2004-10-01 | 2005-09-28 | Lens for intraocular observation and contact lens for vitreous operation |
US11/663,837 US8007105B2 (en) | 2004-10-01 | 2005-09-28 | Lens for intraocular observation and contact lens for vitreous surgery |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2004290196 | 2004-10-01 | ||
JP2004-290196 | 2004-10-01 |
Publications (1)
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WO2006038501A1 true WO2006038501A1 (ja) | 2006-04-13 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/JP2005/017802 WO2006038501A1 (ja) | 2004-10-01 | 2005-09-28 | 眼内観察用レンズ及び硝子体手術用コンタクトレンズ |
Country Status (4)
Country | Link |
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US (1) | US8007105B2 (ja) |
EP (1) | EP1810609B1 (ja) |
JP (1) | JP4858975B2 (ja) |
WO (1) | WO2006038501A1 (ja) |
Cited By (8)
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JP2010533876A (ja) * | 2007-07-13 | 2010-10-28 | アルコン,インコーポレイテッド | 軸外反射防止性である眼内レンズ |
WO2011093355A1 (ja) * | 2010-01-29 | 2011-08-04 | Hoya株式会社 | 眼内観察用レンズ及びその製造方法 |
JP2012008297A (ja) * | 2010-06-24 | 2012-01-12 | Nikon Corp | 光学素子および光学装置 |
JP2012080984A (ja) * | 2010-10-08 | 2012-04-26 | Hoya Corp | 眼内観察用レンズ |
JP2017134419A (ja) * | 2006-11-28 | 2017-08-03 | ハイ・パフォーマンス・オプティクス・インコーポレーテッド | 改良型コントラスト感度を提供する高性能選択型光波長フィルタリング |
US10551637B2 (en) | 2006-03-20 | 2020-02-04 | High Performance Optics, Inc. | High performance selective light wavelength filtering providing improved contrast sensitivity |
JP2021113936A (ja) * | 2020-01-21 | 2021-08-05 | デクセリアルズ株式会社 | 偏光板、光学機器及び偏光板の製造方法 |
US11701315B2 (en) | 2006-03-20 | 2023-07-18 | High Performance Optics, Inc. | High energy visible light filter systems with yellowness index values |
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DE102010016629B4 (de) * | 2010-04-23 | 2015-11-19 | FLUORON GmbH Gesellschaft für hochreine Biomaterialien | Vorrichtung mit Vitrektomielinse |
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- 2005-09-28 EP EP05788171.6A patent/EP1810609B1/en not_active Not-in-force
- 2005-09-28 JP JP2006539237A patent/JP4858975B2/ja not_active Expired - Fee Related
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US10551637B2 (en) | 2006-03-20 | 2020-02-04 | High Performance Optics, Inc. | High performance selective light wavelength filtering providing improved contrast sensitivity |
US11701315B2 (en) | 2006-03-20 | 2023-07-18 | High Performance Optics, Inc. | High energy visible light filter systems with yellowness index values |
US11774783B2 (en) | 2006-03-20 | 2023-10-03 | High Performance Optics, Inc. | High performance selective light wavelength filtering providing improved contrast sensitivity |
JP2017134419A (ja) * | 2006-11-28 | 2017-08-03 | ハイ・パフォーマンス・オプティクス・インコーポレーテッド | 改良型コントラスト感度を提供する高性能選択型光波長フィルタリング |
JP2010533876A (ja) * | 2007-07-13 | 2010-10-28 | アルコン,インコーポレイテッド | 軸外反射防止性である眼内レンズ |
WO2011093355A1 (ja) * | 2010-01-29 | 2011-08-04 | Hoya株式会社 | 眼内観察用レンズ及びその製造方法 |
JP2012008297A (ja) * | 2010-06-24 | 2012-01-12 | Nikon Corp | 光学素子および光学装置 |
JP2012080984A (ja) * | 2010-10-08 | 2012-04-26 | Hoya Corp | 眼内観察用レンズ |
JP2021113936A (ja) * | 2020-01-21 | 2021-08-05 | デクセリアルズ株式会社 | 偏光板、光学機器及び偏光板の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1810609A4 (en) | 2008-12-31 |
EP1810609A1 (en) | 2007-07-25 |
US20070268450A1 (en) | 2007-11-22 |
US8007105B2 (en) | 2011-08-30 |
JP4858975B2 (ja) | 2012-01-18 |
JPWO2006038501A1 (ja) | 2008-05-15 |
EP1810609B1 (en) | 2013-12-04 |
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