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51. 发明公开

EP1657225A1 Optical glass 审中-公开
标题翻译： Optisches Glas
公开(公告)号：EP1657225A1
公开(公告)日：2006-05-17
申请号：EP05024312.0
申请日：2005-11-08
申请人： KABUSHIKI KAISHA OHARA
发明人： Uehara, Susuma
IPC分类号： C03C3/068
CPC分类号： C03C3/068
摘要： An optical glass has a low glass transition temperature (Tg) and optical constants in which a refractive index (n d ) is in the range of from 1.70 to less than 1.74 and an Abbe number (v d ) is between 40 and 45 (excluding 40 and 45), has a content of SiO 2 is 17% by mass or less, a glass transition temperature (Tg) is 540°C or less, and a weathering resistance
(surface-method) in Class 1 or 2, and has excellent chemical durability, particularly weathering resistance
(surface-method) and is appropriate for precision mold press forming.
摘要翻译：光学玻璃具有低的玻璃化转变温度（Tg）和光学常数，其中折射率（nd）在1.70至小于1.74的范围内，阿贝数（vd）为40至45（不包括40和 45），SiO 2的含量为17质量％以下，玻璃化转变温度（Tg）为540℃以下，耐候性（表面法）为1级以上，2级以下，具有优异的化学性耐久性，特别耐候性（表面法），适用于精密模压成型。

52. 发明公开

EP1533285A1 Optical glass 审中-公开
标题翻译：光学玻璃
公开(公告)号：EP1533285A1
公开(公告)日：2005-05-25
申请号：EP04105370.3
申请日：2004-10-28
申请人： KABUSHIKI KAISHA OHARA
发明人： Uehara, Susumu
IPC分类号： C03C3/068
CPC分类号： C03C3/068
摘要： An optical glass having a refractive index (nd) and Abbe number ( v d) within a range enclosed with a border line consisting of straight lines connecting point A (nd being 1.75 and v d being 50.0), point B (nd being 1.80 and v d being 46.0), point C (nd being 1.80 and v d being 50.0) and point D (nd being 1.75 and v d being 56.0) in the order of the point A, the point B, the point C, the point D and the point A in x - y rectangular coordinates in which x coordinate represents Abbe number ( v d) and y coordinate represents refractive index (nd), including refractive index (nd) and Abbe number ( v d) on the border line except for the straight line connecting the point A with the point D and the straight line connecting the point B with the point C, containing, as essential components, SiO 2 , B 2 O 3 , La 2 O 3 , Gd 2 O 3 , Li 2 O and F, and being substantially free of As 2 O 3 .
摘要翻译：一种光学玻璃，其折射率（nd）和阿贝数（vd）在由连接点A（nd为1.75和vd为50.0），点B（nd为1.80且vd为直线点A，点B，点C，点D和点A的顺序的点C（nd是1.80和vd是50.0）和点D（nd是1.75和vd是56.0） x-y直角坐标，其中x坐标表示阿贝数（vd），并且y坐标表示折射率（nd），包括除了连接点A的直线之外的边界线上的折射率（nd）和阿贝数（vd）其中点D和连接点B与点C的直线包含SiO 2，B 2 O 3，La 2 O 3，Gd 2 O 3，Li 2 O和F作为基本组分，并且基本不含As 2 O 3。

53. 发明授权

EP1382582B1 An optical glass 有权
标题翻译：光学玻璃
公开(公告)号：EP1382582B1
公开(公告)日：2005-05-25
申请号：EP03015923.0
申请日：2003-07-12
申请人： KABUSHIKI KAISHA OHARA
发明人： Ogino, Michiko , Mori, Yoshio , Onozawa, Masahiro
IPC分类号： C03C3/16 , C03C3/19 , C03C3/062 , C03C3/068
CPC分类号： C03C3/062 , C03C3/068 , C03C3/16 , C03C3/19 , Y10S501/901 , Y10S501/903

54. 发明公开

EP1510812A1 Coefficient of linear expansion measuring apparatus and coefficient of linear expansion measuring method 审中-公开
标题翻译：装置用于确定线性膨胀系数和方法用于确定线性膨胀系数
公开(公告)号：EP1510812A1
公开(公告)日：2005-03-02
申请号：EP04020686.4
申请日：2004-08-31
申请人： Kabushiki Kaisha Ohara
发明人： Kawasaki, Nobuo , Nakajima, Toshihide , Daimon, Masahiko , Okajima, Osamu
IPC分类号： G01N25/16 , G01B9/02 , G01B11/02 , G01B11/14 , G01B11/16
CPC分类号： G01N25/16 , G01J9/02
摘要： A coefficient of linear expansion measuring apparatus includes: two reflection plates between which a sample is put, a container to house them, which is filled with a gas having known rate of a refractive index variation, a temperature regulating member to set a temperature in the container variably, a light source to irradiate an irradiating light to reflecting surfaces of the reflection plates, a light receiving element to receive reflected lights in which the lights interferes each other and detecting a light intensity thereof, and a calculating member to calculate a coefficient of linear expansion of the sample, wherein: the calculating member calculates an optical path length variation between the reflecting surfaces from an output variation of the light receiving element, and calculates a length variation of the sample by correcting a part of the optical path length variation derived from the refractive index variation of the gas caused by the temperature variation.
摘要翻译：线膨胀测定装置的系数，包括：两个反射板，它们之间的样品放入，容器以容纳它们，所有这一切都填充有折射率变化的已知速率的气体，温度调节构件设置在所述的温度下容器可变地，光源照射到光照射至反射反射板，光接收元件接收反射光，其中所述灯干扰海誓山盟表面和检测其光强度，以及计算部件以计算的系数样品的线性膨胀，worin：计算构件中光程长度变化的反射表面之间计算从在光接收元件的输出变化，并且通过校正得到的光程长度变化的一部分计算的样品的长度变化从由温度变化所引起的气体的折射率变化。

55. 发明公开

EP1375442A1 Method of direct bonding and crystallisation of Glass 审中-公开
标题翻译： Verfahren zum direktenFügenund Kristallisieren von Glas
公开(公告)号：EP1375442A1
公开(公告)日：2004-01-02
申请号：EP03253617.9
申请日：2003-06-09
申请人： Kabushiki Kaisha Ohara
发明人： Minamikawa, Hiroyuki
IPC分类号： C03B23/20 , C03B32/02 , C03C10/00
CPC分类号： C03B32/02 , C03B23/20 , C03B23/203 , C03C10/0045
摘要： A method for producing a crystallized glass member, the method includes: precisely polishing each surface of two or more crystallizable original glass components having an identical composition so that the polished surfaces to be brought into contact with each other have a flatness of λ (633 nm) or less; heating the glass components to a first temperature in a glass transition region while the surfaces are brought into contact with each other so as to fuse the glass components; and heating an original glass member prepared by fusing the glass components at a second temperature which is higher than the first temperature in the glass transition region, so as to crystallize and bond the original glass member.
摘要翻译：一种结晶玻璃构件的制造方法，其特征在于，具有：对具有相同组成的两种以上的可结晶原玻璃成分的各表面进行精确地研磨，使得与其相互接触的被研磨面的平坦度为λ（633nm ）或更少; 将玻璃组分加热到玻璃化转变区域中的第一温度，同时使表面彼此接触以熔合玻璃组分; 并加热通过在玻璃化转变区域中比第一温度高的第二温度下熔融玻璃成分而制备的原玻璃部件，使原来的玻璃部件结晶并结合。

56. 发明授权

EP1078896B1 Glass-ceramics for a light filter and a light filter 有权
标题翻译：陶瓷玻璃滤光器和滤光器
公开(公告)号：EP1078896B1
公开(公告)日：2003-03-19
申请号：EP00108432.6
申请日：2000-04-18
申请人： KABUSHIKI KAISHA OHARA
发明人： Goto, Naoyuki , Kataoka, Mariko , Polensky, Donald G.
IPC分类号： C03C10/00 , G02B5/28
CPC分类号： C03C10/0036 , C03C10/0027 , G02B5/20 , G02B5/226

57. 发明公开

EP1264805A1 Optical glass 审中-公开
标题翻译：光学玻璃
公开(公告)号：EP1264805A1
公开(公告)日：2002-12-11
申请号：EP02012221.4
申请日：2002-06-04
申请人： KABUSHIKI KAISHA OHARA
发明人： Uehara, Susumu
IPC分类号： C03C3/068
CPC分类号： C03C3/068
摘要： There is provided an optical glass suitable for precision mold pressing having optical constants of a refractive index (n d ) within a range from 1.75 to 1.85 and an Abbe number (ν d ) within a range from 35 to 45, comprising in mass % on oxide basis:

SiO 2 + B 2 O 3
16.5 - less than 30%

in which SiO 2
1-7,5%

B 2 O 3
15.5 - 25%

La 2 O 3
25 - 40%

ZrO 2
1.5 - 10%

Nb 2 O 5
1 - 15%

Ta 2 O 5
1 - 10%

WO 3
1 - 10%

ZnO
15.5 - 30%

Li 2 O
0.6 - 5%.

having a transition point (Tg) within a range from 500°C to 590°C and a yield point (At) within a range from 530°C to 630°C, and being free from devitrification in a devitrification test conducted under a condition of 950°C/2 hours.
摘要翻译：本发明提供一种光学常数为折射率（nd）为1.75〜1.85，阿贝数（νd）在35〜45范围内的光学常数的光学玻璃，其以氧化物换算含有质量％：SiO2 + B2O3 16.5 - 小于30％其中SiO2 1-7.5％B2O3 15.5-25％La2O3 25-40％ZrO2 1.5-10％Nb2O5 1-15％Ta2O5 1-10％WO3 1-10％ZnO 15.5-30％Li2O 0.6-5％。（Tg）为500〜590℃，屈服点（At）为530〜630℃的范围内，且在条件下进行的失透试验中不发生失透为950°C / 2小时。

58. 发明授权

EP0992461B1 Ophthalmic and optical glasses 有权
标题翻译：眼科和光学玻璃
公开(公告)号：EP0992461B1
公开(公告)日：2002-04-03
申请号：EP99119329.3
申请日：1999-09-29
申请人： KABUSHIKI KAISHA OHARA
发明人： Morishita, Michiko, c/o Kabushiki Kaisha Ohara
IPC分类号： C03C3/068
CPC分类号： C03C3/068 , Y10S501/901

59. 发明授权

EP0843304B1 A glass-ceramic substrate for a magnetic information storage medium 失效
标题翻译：玻璃陶瓷基片用于磁信息记录介质
公开(公告)号：EP0843304B1
公开(公告)日：2001-07-18
申请号：EP97119684.5
申请日：1997-11-11
申请人： KABUSHIKI KAISHA OHARA
发明人： Naoyuki, Goto
IPC分类号： G11B5/64
CPC分类号： C03C10/0009 , C03C3/097 , C03C10/0027 , C03C23/0025 , G11B5/7315

60. 发明公开

EP1078896A1 Glass-ceramics for a light filter and a light filter 有权
标题翻译： GlaskeramikfürLichtfilter und Lichtfilter
公开(公告)号：EP1078896A1
公开(公告)日：2001-02-28
申请号：EP00108432.6
申请日：2000-04-18
申请人： KABUSHIKI KAISHA OHARA
发明人： Goto, Naoyuki , Kataoka, Mariko , Polensky, Donald G.
IPC分类号： C03C10/00 , G02B5/28
CPC分类号： C03C10/0036 , C03C10/0027 , G02B5/20 , G02B5/226
摘要： Glass-ceramics for a light filter capable of preventing variation of refractive index in a band-pass filter have a coefficient of thermal expansion within a range from 95 × 10 -7 /°C to 140 × 10 -7 /°C within a temperature range from -20°C to +70°C and, preferably, Young's modulus of 85GPa and bending strength of 10kg/mm 2 , and light transmittance for plate thickness of 10mm of 60% or over within a wavelength range from 950nm to 1600nm. Predominant crystal phases of these glass-ceramics should preferably be (a) lithium disilicate and (b) one selected from the group consisting of α-quartz, α-quartz solid solution, α-cristobalite and α-cristobalite solid solution.
摘要翻译：用于能够防止带通滤光器中的折射率变化的光过滤器的玻璃陶瓷的热膨胀系数在95×10 -7 /℃至140×10 -7 /℃的范围内在-20℃〜+ 70℃的温度范围内，优选杨氏模量为85GPa，弯曲强度为10kg / mm 2，板厚为10mm以下的光透射率在波长内为60％以上范围从950nm到1600nm。这些玻璃陶瓷的主要结晶相应优选为（a）二硅酸锂和（b）选自由α-石英，α-石英固溶体，α-方英石和α-方英石固溶体组成的组。

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