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1. 发明专利

JP2008105863A Optical glass for precision press forming of high refractive index and low dispersion 审中-公开
$Optical glass for precision press forming of high refractive index and low dispersion$
标题翻译：光学玻璃用于高折射率和低分辨率的精密压印
公开(公告)号：JP2008105863A
公开(公告)日：2008-05-08
申请号：JP2006287873
申请日：2006-10-23
申请人： Sumita Optical Glass Inc , 株式会社住田光学ガラス
发明人： TSUCHIYA KOICHI
IPC分类号： C03C3/068 , G02B1/00
摘要： PROBLEM TO BE SOLVED: To provide optical glass for precision press forming of a high refractive index and low dispersion, which has a large refractive index (nd) and Abbe's number (νd), a low glass transition temperature (Tg) and a surrender temperature (At), high meltability and stability, and good formability. SOLUTION: This optical glass for precision press forming has a composition containing 9.0-25.0 mol% of SiO 2 ; 15.0- 2 O 3 ; 0-7.0 mol% of GeO 2 ; 10.0-18.0 mol% of La 2 O 3 ; 5.0-13.0 mol% of Gd 2 O 3 ; 0-6.0 mol% of Ta 2 O 5 ; 10.0-26.0 mol% of Li 2 O; 1.0-10.0 mol% of ZnO; 0-6.0 mol% of ZrO 2 ; >5.0-10.0 mol% of TiO 2 ; 0-4.0 mol% of WO 3 ; and 0-3.0 mol% of Nb 2 O 5 . COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有高折射率和低分散度的精密冲压成形用光学玻璃，其具有大的折射率（nd）和阿贝数（νd），低玻璃化转变温度（Tg）和退火温度（At），熔融性和稳定性好，成形性好。解决方案：用于精密压制成型的光学玻璃具有含有9.0-25.0mol％的SiO 2 的组成; 15.0- <30.0mol％的B 2 3 ; 0-7.0mol％的GeO 2 ; 10.0-18.0mol％的La 2 3 ; 5.0-13.0摩尔％的Gd 2 3 ; 0-6.0mol％的Ta 2 5 ; 10.0-26.0摩尔％的Li 2 O; 1.0-10.0摩尔％的ZnO; 0-6.0摩尔％的ZrO 2 SBB; > 5.0-10.0摩尔％的TiO 2 ; 0-4.0摩尔％WO 3 SB 3; 和0-3.0摩尔％的Nb 2 5 。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2003026439A Optical glass for forming mold 有权
标题翻译：用于形成模具的光学玻璃
公开(公告)号：JP2003026439A
公开(公告)日：2003-01-29
申请号：JP2001213295
申请日：2001-07-13
申请人： Sumita Optical Glass Inc , 株式会社住田光学ガラス
发明人： OTSUKA MASAAKI , YAMAMOTO YOSHINORI , TSUCHIYA KOICHI , SAWANOBORI SHIGETO , NAGAHAMA SHINOBU
IPC分类号： G02B1/00 , C03C3/17
CPC分类号： C03C3/17
摘要： PROBLEM TO BE SOLVED: To provide low melting point glass which can be subjected to press forming at a low temperature of about 350 to 400 deg.C, and has excellent durability. SOLUTION: The optical glass for forming a mold consists of low melting point glass obtained by incorporating a durability improvement component into phosphate based oxide glass as well as glass forming components, and the loss rate in a ductility test is
摘要翻译：要解决的问题：提供可在约350〜400℃的低温下进行加压成型的耐熔性优异的低熔点玻璃。解决方案：用于形成模具的光学玻璃由通过将耐久性改进组分掺入磷酸盐基氧化物玻璃以及玻璃形成组分而获得的低熔点玻璃构成，延展性试验中的损失率<0.15重量％。该玻璃特别包含32〜40％的P2 O 5，6〜21％的Li 2 O，8〜31％的Na 2 O，4〜22％的K 2 O，7.4〜16％的Al 2 O 3，0〜19.6的ZnO， 0至12％的BaO和35.1至49％的Li 2 O + Na 2 O + K 2 O.

3. 发明专利

JP2011144069A Optical glass, preform for precision press molding, and optical element 有权
标题翻译：光学玻璃，精密压模成型和光学元件
公开(公告)号：JP2011144069A
公开(公告)日：2011-07-28
申请号：JP2010006040
申请日：2010-01-14
申请人： Sumita Optical Glass Inc , 株式会社住田光学ガラス
发明人： TSUCHIYA KOICHI
IPC分类号： C03C3/068 , G02B1/00 , G02B3/00
摘要： PROBLEM TO BE SOLVED: To provide an optical glass having predetermined optical constants by a composition containing no GeO 2 and Ta 2 O 5 at all, which are expensive, and containing a certain amount or more amount of rare earth oxides; and to provide a preform for precision press molding, and an optical element. SOLUTION: The optical glass includes a composition of, in mass%, 0.5-9.0% SiO 2 , 10.0-22.0% B 2 O 3 , 30.0-50.0% La 2 O 3 , 14.0-30.0% Gd 2 O 3 , 0.5-10.0% ZrO 2 , 9.0-18.0% TiO 2 and 1.0-13.5% Nb 2 O 5 , which is constituted so as to satisfy 50.5%≤(La 2 O 3 +Gd 2 O 3 )≤64.0%. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：通过不含GeO 2 和Ta O 5 的组合物提供具有预定光学常数的光学玻璃，其中昂贵的，含有一定量或更多量的稀土氧化物; 并且提供用于精密压制成型的预成型件和光学元件。解决方案：光学玻璃包括以质量％计含有0.5-9.0％SiO 2 SBB，10.0-22.0％B 2 O < / SB>，30.0-50.0％La 2 3 ，14.0-30.0％Gd 2 3 0.5-10.0％ZrO 2 SBB，9.0-18.0％TiO 2 SB 2和/或SBB 2和10％〜13.5％，其构成为满足50.5％≤（La 2 O 3 +＆lt; SB＆gt; 2＆lt; SB＆gt; 3＆lt; ≤64.0％。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2009001439A Optical glass for molding 有权
标题翻译：用于成型的光学玻璃
公开(公告)号：JP2009001439A
公开(公告)日：2009-01-08
申请号：JP2007161642
申请日：2007-06-19
申请人： Sumita Optical Glass Inc , 株式会社住田光学ガラス
发明人： TSUCHIYA KOICHI , MINAMI YUJI , YAMAMOTO YOSHINORI
IPC分类号： C03C3/068 , C03C3/23 , C03C3/253 , G02B1/00
CPC分类号： C03C3/066 , C03C3/23 , C03C3/253
摘要： PROBLEM TO BE SOLVED: To provide optical glass for molding which has a low glass transition temperature (Tg) and a sag point (At) while maintaining devitrification resistance, and exhibits low volatility when it is melted.
SOLUTION: The optical glass has a composition comprising, by weight, 0-7.0% SiO
2 , 14.0-21.5% B
2 O
3 , 0-5.0% GeO
2 , 7.0-35.0% La
2 O
3 , 10.5-40.0% Gd
2 O
3 , 0-8.0% Y
2 O
3 , 5.0-40.0% LaF
3 , 0-12.0% GdF
3 , 0-8.0% YF
3 , 0-8.0% Ta
2 O
5 , 0-3.0% CaO, 0-3.0% SrO, 0-3.0% BaO, 1.0-25.0% ZnO, 0-8.0% ZnF
2 , 0-6.0% ZrO
2 , 0-4.0% TiO
2 , 0-3.0% WO
3 , and 0-5.0% Nb
2 O
5 , and no alkali metal oxide. Further, the optical glass has a low glass transition temperature (Tg) of ≤590°C, a sag point (At) of ≤630°C, a high refractive index and low dispersibility.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供具有低玻璃化转变温度（Tg）和下垂点（At）的成型用光学玻璃，同时保持耐失透性，并且当其熔融时显示低挥发性。光学玻璃具有以重量计包含0-7.0％SiO 2 SBS，14.0-21.5％B 2 O 3， SB>，0-5.0％GeO 2 ，7.0-35.0％La 2 3 ，10.5-40.0％Gd < / SB> O 3 ，0-8.0％Y 2 3 ，5.0-40.0％LaF 3 SB， 0-12.0％的GdF 3 SB 3，0-8.0％的YF 3 SB 3，0-8.0％的Ta SB 2，5 ，0-3.0％CaO，0-3.0％SrO，0-3.0％BaO，1.0-25.0％ZnO，0-8.0％ZnF SB 2，0-6.0％ZrO 2， SB>，0-4.0％TiO 2 SB 2，0-3.0％WO 3 SB 3和0-5.0％Nb SB 2 O 3 ，不含碱金属氧化物。此外，光学玻璃的玻璃化转变温度（Tg）低于≤590℃，下垂点（At）≤630℃，折射率高，分散性低。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2008214135A Optical glass for precision press molding 有权
标题翻译：用于精密压模的光学玻璃
公开(公告)号：JP2008214135A
公开(公告)日：2008-09-18
申请号：JP2007054869
申请日：2007-03-05
申请人： Sumita Optical Glass Inc , 株式会社住田光学ガラス
发明人： TSUCHIYA KOICHI
IPC分类号： C03C3/068 , G02B1/00
摘要： PROBLEM TO BE SOLVED: To provide optical glass for precision press molding which has prescribed refractive index (nd) and Abbe's number (νd) useful for optical designing, a low yield point (At), high melting property and stability, and high transmissivity. SOLUTION: The optical glass for precision press molding has a glass composition containing, as essential components, SiO 2 , B 2 O 3 , La 2 O 3 , Gd 2 O 3 , Ta 2 O 5 , Li 2 O, ZrO 2 , and TiO 2 each in a predetermined amount, and has optical constants of a refractive index (nd) of 1.86 to 1.92 and an Abbe's number (νd) of 31.0 to 37.0, and a yielding point (At) of ≤645°C. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供具有规定的折射率（nd）和用于光学设计的阿贝数（νd）的精密压模成型用光学玻璃，低屈服点（At），高熔融性和稳定性，以及透射率高。解决方案：用于精密加压成型的光学玻璃具有玻璃组合物，其包含作为必要成分的SiO 2 SBB，B 2 3 ，＆lt; SB＆gt; 2＆lt; SB＆gt; 3＆lt; SB＆gt;，＆lt; SB＆gt; SB> 5 ，Li 2 O，ZrO 2 和TiO 2 ，并具有预定量的光学常数折射率（nd）为1.86〜1.92，阿贝数（νd）为31.0〜37.0，屈服点（At）为≤645℃。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2005239476A Optical glass for precision press forming 有权
标题翻译：用于精密压制成型的光学玻璃
公开(公告)号：JP2005239476A
公开(公告)日：2005-09-08
申请号：JP2004050688
申请日：2004-02-26
申请人： Sumita Optical Glass Inc , 株式会社住田光学ガラス
发明人： YAMAMOTO YOSHINORI , TSUCHIYA KOICHI , SAWANOBORI SHIGETO , NAGAHAMA SHINOBU
IPC分类号： C03C3/253
CPC分类号： C03C3/253
摘要： PROBLEM TO BE SOLVED: To provide high refractive index, high dispersion optical glass for precision press forming, which is free from lead oxide or the like harmful and causing problems on the environment, and has a low deformation temperature (At), a refractive index (nd) of ≥1.89, and an Abbe's number (νd) of ≤23.0.
SOLUTION: The high refractive index, high dispersion optical glass has a composition containing, by weight, 3-20% P
2 O
5 , 0-5% B
2 O
3 , >14-37% GeO
2 , 24-43% total of P
2 O
5 +B
2 O
3 +GeO
2 , 0-5% Li
2 O, 0-8% Na
2 O, 0-10% K
2 O, 1-10% total of Li
2 O+Na
2 O+K
2 O, 0-50% Nb
2 O
5 , 12-67% Bi
2 O
3 , 0-5% BaO, and 0-12% WO
3 , and has a deformation temperature (At) of ≤580°C, a refractive index (nd) of ≥1.89, and an Abbe's number (νd) of ≤23.0.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供高折射率的精密冲压成形用高分散型光学玻璃，其不含氧化铅等有害并引起环境问题，并且具有低的变形温度（At），折射率（nd）≥1.89，阿贝数（νd）≤23.0。解决方案：高折射率高分散光学玻璃具有组合物，其含有3-20％重量比的P 2 5 ，0-5％B > 14-37％的GeO 2 ，总共24-43％的P 2 SB> 5 + B 2 3 + GeO 2 ，0-5％Li 2 O，0-8％Na 2 SBO，0-10％K 2 SBO，0〜10％K 2 O / Na 2 O 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 SB> 2 3 ，0-5％BaO和0-12％WO 3 / SB，变形温度（At）≤580° C，折射率（nd）≥1.89，阿贝数（νd）≤23.0。版权所有（C）2005，JPO＆NCIPI

7. 发明专利

JP2002356348A OPTICAL GLASS FOR FORMING MOLD LENS 审中-公开
公开(公告)号：JP2002356348A
公开(公告)日：2002-12-13
申请号：JP2001310113
申请日：2001-10-05
申请人： SUMITA OPTICAL GLASS
发明人： TSUCHIYA KOICHI , SAWANOBORI SHIGETO
IPC分类号： G02B1/00 , C03C3/064 , C03C3/115 , C03C3/118
摘要： PROBLEM TO BE SOLVED: To provide optical glass for forming a mold lens having lowered glass softening temperature without using environmentally harmful substances such as PbO and As2 O3 . SOLUTION: This optical glass comprises, in terms of mol% 5 to 60 SiO2 , 5 to 55 preferably 20 or above B2 O3 , 10 to 40 KF, 0 to 30 NaF, 0 to 15 LiF, also 0 to 10 TiO2 , 0 to 5 Nb2 O5 , 0 to 5 ZrO2 , 0 to 10 Al2 O3 , 0 to 5 Sb2 O3 , and further 0 to 15 AlF3 , 0 to 5 CaF2 , 0 to 10 SrF2 and 0 to 5 BaF2 .

8. 发明专利

JP2007008782A Optical glass for precision press molding 审中-公开
标题翻译：用于精密压模的光学玻璃
公开(公告)号：JP2007008782A
公开(公告)日：2007-01-18
申请号：JP2005193970
申请日：2005-07-01
申请人： Sumita Optical Glass Inc , 株式会社住田光学ガラス
发明人： TSUCHIYA KOICHI
IPC分类号： C03C3/068 , G02B1/00
CPC分类号： C03C3/068
摘要： PROBLEM TO BE SOLVED: To provide optical glass having a low glass transition temperature and yielding point and suitable to precision press molding, in optical glass having a high refractive index and low dispersibility.
SOLUTION: This optical glass for presision press molding has a basic composition of SiO
2 -B
2 O
3 -La
2 O
3 -Gd
2 O
3 -Li
2 O-Ta
2 O
5 -BaO-ZnO, and has optical constants of a refractive index (nd) ranging from 1.72 to 1.75 and an Abbe number (νd) ranging from 49.0 to 52.0 and a glass transition temperature (Tg) of ≤540°C and also a yielding point (At) of ≤580°C.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：在具有高折射率和低分散性的光学玻璃中提供具有低玻璃化转变温度和屈服点并适于精密加压成型的光学玻璃。
解决方案：用于预压模塑的该光学玻璃具有基本组成为SiO 2 -B 2 -La 2 0 3 -Gd 2 0 3 -Li 2 O型的Ta 2 具有范围从1.72至1.75的折射率（nd）和阿贝数（νd）范围为49.0至52.0的光学常数和玻璃化转变温度的光学常数温度（Tg）≤540℃，屈服点（At）≤580℃。版权所有（C）2007，JPO＆INPIT

9. 发明专利

JP2001058845A OPTICAL GLASS FOR PRECISION PRESS MOLDING 失效
公开(公告)号：JP2001058845A
公开(公告)日：2001-03-06
申请号：JP23398999
申请日：1999-08-20
申请人： SUMITA OPTICAL GLASS
发明人： NAKAHATA KOJI , TSUCHIYA KOICHI , NAGAHAMA SHINOBU
IPC分类号： C03C3/16 , C03C3/19 , C03C3/21 , C03C3/253 , G02B1/00
摘要： PROBLEM TO BE SOLVED: To obtain the subject optical glass of high refractive index and high dispersion, having low-melting property, slightly discolorable, excellent in mass productivity, containing no components such as lead oxide and tellurium oxide at all which are harmful to the environment and human health while having effect of easily lowering the melting point of glass. SOLUTION: This optical glass comprises 14-31 wt.% P2O5, 0-5 wt.% B2O3 and 0-14 wt.% GeO2, wherein P2O5, B2O3 and GeO3 totaling at 14-35 wt.%, 0-6 wt.% Li2O and 2.5-14 wt.% Na2O, wherein Li2O and Na2O totaling at 2.5-15 wt.%, 22-50 wt.% Nb2O5, 0-30 wt.% WO3, 5-36 wt.% Bi2O3 and 0-22 wt.% Bad, having a yield temperature (At) of =1.83 and Abbe number (νd) of

10. 发明专利

JP2011079684A Optical glass 有权
标题翻译：光学玻璃
公开(公告)号：JP2011079684A
公开(公告)日：2011-04-21
申请号：JP2009230787
申请日：2009-10-02
申请人： Sumita Optical Glass Inc , 株式会社住田光学ガラス
发明人： TSUCHIYA KOICHI
IPC分类号： C03C3/066 , C03C3/068 , G02B1/00
摘要： PROBLEM TO BE SOLVED: To provide low expansion optical glass for mold press molding which does not use lead oxide (PbO) or arsenic oxide (As 2 O 3 ) having large environmental load, is easily treated in a step from glass melting to mold press molding to improve the productivity, and has excellent weather resistance. SOLUTION: The optical glass is substantially made from a composition comprising 3.0-18.0 mass% SiO 2 , 20.0-38.0 mass% B 2 O 3 , 48.0-65.0 mass% ZnO and 0.1-9.0 mass% one kind or total of two or more kinds selected from Li 2 O, Na 2 O and K 2 O (where, Li 2 O is 0-3.0 mass%, Na 2 O is 0-8.0 mass% and K 2 O is 0-3.0 mass%) and the average linear expansion coefficient α (30-300) is 40.0×10 -7 -65.0×10 -7 /°C. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供不使用氧化铅（PbO）或氧化砷（As 2 O 3 ）的模压成型用低膨胀光学玻璃，具有较大的环境负荷，可以从玻璃熔融到模压成型的步骤中容易地处理，以提高生产率，并且具有优异的耐候性。光学玻璃基本上由含有3.0-18.0质量％SiO 2 SBS，20.0-38.0质量％B SB 2 O 3， / SB>，48.0-65.0质量％ZnO和0.1-9.0质量％选自Li 2 S 2 O，K 2 O 2和K 2 O 2中的两种或更多种的一种或多种 O（其中，Li 2 S 2 O 3为0〜3.0质量％，Na 2 S 2 O为0〜8.0质量％，K 2 0〜3.0质量％），平均线膨胀系数α（30-300）为40.0×10 -7 -65.0×10 < SP> -7 /℃。版权所有（C）2011，JPO＆INPIT

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