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1. 发明专利

JP2008133189A Method of manufacturing optical glass 审中-公开
标题翻译：制造光学玻璃的方法
公开(公告)号：JP2008133189A
公开(公告)日：2008-06-12
申请号：JP2008036862
申请日：2008-02-19
申请人： Ohara Inc , 株式会社オハラ
发明人： YAMAGUCHI KATSUHIKO , MORI KATSUO
IPC分类号： C03C3/062 , C03C3/064 , C03C3/066 , C03C3/068 , C03C3/16 , C03C3/19 , C03C3/21 , C03C3/247 , G02B1/00
摘要： PROBLEM TO BE SOLVED: To provide a manufacturing method for manufacturing optical glass having excellent solarization resistance.
SOLUTION: In the optical glass containing, in weight, 5-60% P
2 O
5 , 0-25% TiO
2 , 0-20 wt.% B
2 O
3 , 0-30% SiO
2 , 5-60% Nb
2 O
5 , 0-20% Ta
2 O
5 , 0-5% ZrO
2 , 0-5% Al
2 O
3 , 0-20% MgO+CaO+SrO+BaO, 0-20% La
2 O
3 +Y
2 O
3 +Gd
2 O
3 , 0-20% ZnO, 0-35% Li
2 O+Na
2 O+K
2 O, where 0-8% Li
2 O, 0-35% Na
2 O+K
2 O, and 0-8% in total of fluorides (F) by which a part or the whole of oxides of one or more kinds of metal elements are replaced, the content of MoO
3 is measured and when exceeding 30 ppm by weight, the content of MoO
3 is reduced to ≤30 ppm by weight.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有优异耐晒性的光学玻璃的制造方法。
解决方案：在含有5-60％P 2 5 ，0-25％TiO 2 SB / ，0-20重量％B 2 SB 3，0-30％SiO 2 SB，2〜5重量％ 0〜5％，0〜5％的ZrO 2 SBB，0〜5％的ZrO 2 / SB， 0-5％Al 2 3 ，0-20％MgO + CaO + SrO + BaO，0-20％La 2 < SB> 3 + Y 2 3 3 2 0 < ZnO，0-35％Li O + Na SB 2 O + K SB 2，其中0-8％Li 2 < / SB> O，0-35％Na 2 O + K SB 2，和0-8％的氟化物（F），其中一部分或全部的一种或多种金属元素的氧化物被替换，测量MoO 3 SB 3的含量，当超过30ppm重量时，MoO 3 SB 3的含量减少到 ≤30重量ppm。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2004292301A Optical glass 有权
公开(公告)号：JP2004292301A
公开(公告)日：2004-10-21
申请号：JP2003193692
申请日：2003-07-08
申请人： Ohara Inc , 株式会社オハラ
发明人： OGINO MICHIKO , MORI KATSUO , ONOZAWA MASAHIRO
IPC分类号： C03C3/16 , C03C3/062 , C03C3/064 , C03C3/066 , C03C3/17 , C03C3/19 , C03C3/21 , C03C3/247
摘要： PROBLEM TO BE SOLVED: To provide high refractive index, high dispersion optical glass which has optical constants of a refractive index (nd) within a range from 1.78 to 1.90 and an Abbe number (νd) within a range of 18-27, excellent light transmittance, a small discoloring degree, excellent internal quality, and high resistance to devitrification, and is free of lead.
SOLUTION: The optical glass comprises, in mass percent, 15-35% of P
2 O
5 , 40-60% of Nb
2 O
5 , 0.5% to less than 15% of Na
2 O, 3% to less than 25% of BaO, and 0-5% of Cd
2 O
3 , has a ratio in mass % of (BaO+Nb
2 O
5 )/{(TiO
2 +WO
3 )×3+Bi
2 O
3 +Nb
2 O
5 }>1.0; is free of Pb and As; and has a refractive index (nd) within a range from 1.78 to 1.90 and an Abbe number (νd) within a range from 18 to 27.
COPYRIGHT: (C)2005,JPO&NCIPI

3. 发明专利

JP2003048746A Optical glass 有权
标题翻译：光学玻璃
公开(公告)号：JP2003048746A
公开(公告)日：2003-02-21
申请号：JP2002140080
申请日：2002-05-15
申请人： Ohara Inc , 株式会社オハラ
发明人： OGINO MICHIKO , MORI KATSUO , ONOZAWA MASAHIRO , ISHIOKA JUNKO
IPC分类号： G02B5/30 , C03C3/072 , C03C3/074 , C03C4/00 , G02B1/00
摘要： PROBLEM TO BE SOLVED: To provide an optical glass having a high refractive index suitable to be used for an optical element of a lens, prism or the like or for a substrate, in particular, suitable to be used for an optical element in a polarizing optical system or for a polarization controlling element of a PBS(polarizing beam splitter), SLM(spatial light modulator) or the like. SOLUTION: The optical glass contains SiO2 , PbO and B2 O3 and further contains >=0.1 mass% TeO2 and >=0.4 mass% Li2 O. Preferably, when the glass is 10±0.1 mm thick, the glass has 80% transmittance for light at radiation illuminance for 10 minutes.
摘要翻译：要解决的问题：提供一种适合用于透镜，棱镜等的光学元件或基板的具有高折射率的光学玻璃，特别适合用于偏光的光学元件光学系统或PBS（偏振分束器）的偏振控制元件，SLM（空间光调制器）等。解决方案：光学玻璃含有SiO 2，PbO和B 2 O 3，还含有> = 0.1质量％的TeO 2和> = 0.4质量％的Li 2 O.当玻璃的厚度为10±0.1mm时，玻璃的透光率为80％在<= 420nm的波长处，并且通过在2.2W·cm -2辐射照度的UV区域和/或可见光区域中的射线照射10分钟，玻璃的透射率降低= 3.0％。

4. 发明专利

JP2012036091A Method for producing optical glass 审中-公开
标题翻译：生产光学玻璃的方法
公开(公告)号：JP2012036091A
公开(公告)日：2012-02-23
申请号：JP2011246244
申请日：2011-11-10
申请人： Ohara Inc , 株式会社オハラ
发明人： YAMAGUCHI KATSUHIKO , MORI KATSUO
IPC分类号： C03C3/064 , C03C3/066 , C03C3/068 , C03C3/16 , C03C3/17 , C03C3/19 , C03C3/21 , C03C3/247 , G02B1/00
摘要： PROBLEM TO BE SOLVED: To provide an optical glass having excellent solarization resistance.SOLUTION: The optical glass is produced from an optical glass containing, by weight, PO5-60%, TiO0-25%, BO0-20%, SiO0-30%, NbO5-60%, TaO0-20%, WO0-10%, BiO0-10%, ZrO0-5%, AlO0-5%, MgO+CaO+SrO+BaO 0-20%, LaO+YO+GdO0-20%, ZnO 0-20%, LiO+NaO+KO 0-35% (provided that the amount of LiO is 0-8% and the amount of NaO+KO is 0-35%) and 0-8% in total of fluoride (F) obtained by replacing a part or the whole of one or more oxides of the metallic elements. The content of MoOin the optical glass is measured, and when the MoOcontent exceeds 30 ppm by weight, the MoOcontent is reduced to ≤30 ppm by weight.
摘要翻译：要解决的问题：提供具有优异耐晒性的光学玻璃。
解决方案：光学玻璃由光学玻璃制成，该光学玻璃按重量计含有5％至5％的SBB =“POST”> 5 ％，TiO 2 0-25％，B 2 O 3 -20％，SiO 2 0-30％，Nb 2 5 5-60％，Ta 2 0 5 0-20％，WO 3 < / SB> 0-10％，Bi 2 0 3 0-10％，ZrO 2 0-5％，Al 2 0-5％，MgO + CaO + SrO + BaO 0〜20％，< 2 O 3 3 POS =“POST”> 3 + O 3 0-20％，ZnO 0-20 ％，Li 2 O + Na 2 O + K 2 < -35％（条件是Li 2 O的量为0-8％，Na 2 O + K 通过更换部分或全部一个或多个氟化物（F）获得的氟化物（F）的总和为0〜8％更多的金属元素的氧化物。测量光学玻璃中的MoO 3 的含量，当MoO 3 含量超过30重量ppm时，MoO 3 的含量降低至≤30重量ppm。版权所有（C）2012，JPO＆INPIT

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