JP2016069255A5 - - Google Patents

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JP2016069255A5
JP2016069255A5 JP2014202517A JP2014202517A JP2016069255A5 JP 2016069255 A5 JP2016069255 A5 JP 2016069255A5 JP 2014202517 A JP2014202517 A JP 2014202517A JP 2014202517 A JP2014202517 A JP 2014202517A JP 2016069255 A5 JP2016069255 A5 JP 2016069255A5
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JP2014202517A
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JP2016069255A (en
JP6280015B2 (en
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Priority to JP2014202517A priority Critical patent/JP6280015B2/en
Priority claimed from JP2014202517A external-priority patent/JP6280015B2/en
Priority to CN201510575612.8A priority patent/CN105461219B/en
Priority to TW104130898A priority patent/TWI663137B/en
Priority to KR1020150137421A priority patent/KR20160038848A/en
Publication of JP2016069255A publication Critical patent/JP2016069255A/en
Publication of JP2016069255A5 publication Critical patent/JP2016069255A5/ja
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Claims (9)

Ｌａ2Ｏ3、Ｙ2Ｏ3、ＺｒＯ2、ＺｎＯおよびＮｂ2Ｏ5、ならびに、Ｂ2Ｏ3およびＳｉＯ2の一方または両方、を少なくとも含み、
質量％表示で、
Ｂ2Ｏ3とＳｉＯ2との合計含有量が２８〜３８％、
Ｌａ2Ｏ3、Ｙ2Ｏ3、Ｇｄ2Ｏ3およびＹｂ2Ｏ3の合計含有量が４８〜６０％、
Ｇｄ2Ｏ3含有量が３％未満、
Ｙｂ2Ｏ3含有量が２％未満、
ＺｒＯ2含有量が２〜１４％、
ＷＯ3含有量が１％未満、
ＭｇＯ、ＣａＯ、ＳｒＯおよびＢａＯの合計含有量が５％以下、
であり、
質量比（（Ｌａ2Ｏ3＋Ｙ2Ｏ3）／（Ｌａ2Ｏ3＋Ｙ2Ｏ3＋Ｇｄ2Ｏ3＋Ｙｂ2Ｏ3））が０．９４以上、
質量比（（Ｌａ2Ｏ3＋Ｙ2Ｏ3＋Ｇｄ2Ｏ3＋Ｙｂ2Ｏ3）／（Ｂ2Ｏ3＋ＳｉＯ2））が１．９以下、
質量比（（Ｎｂ2Ｏ5／（Ｌａ2Ｏ3＋Ｙ2Ｏ3＋Ｇｄ2Ｏ3＋Ｙｂ2Ｏ3＋Ｎｂ2Ｏ5＋ＴｉＯ2＋ＷＯ3））が０．００３以上、
質量比（ＺｎＯ／（ＺｒＯ2＋Ｎｂ2Ｏ5＋Ｔａ2Ｏ5））が０．２〜１．４、
質量比（ＺｎＯ／Ｙ2Ｏ3）が０．３０以上（ただし、０．３７５以下を除く）、
質量比（（Ｌｉ2Ｏ＋ＺｎＯ）／（Ｌａ2Ｏ3＋Ｙ2Ｏ3＋Ｇｄ2Ｏ3＋Ｙｂ2Ｏ3＋ＺｒＯ2＋Ｎｂ2Ｏ5＋Ｔａ2Ｏ5））が０．１１以下、
であり、
屈折率ｎｄが１．７５〜１．８０の範囲であり、かつアッベ数νｄが４７〜５２の範囲であるガラス。 Including at least La 2 O 3 , Y 2 O 3 , ZrO 2 , ZnO and Nb 2 O 5 , and one or both of B 2 O 3 and SiO 2 ,
In mass% display,
The total content of B 2 O 3 and SiO 2 is 28 to 38%,
The total content of La 2 O 3 , Y 2 O 3 , Gd 2 O 3 and Yb 2 O 3 is 48-60%,
Gd 2 O 3 content is less than 3%,
Yb 2 O 3 content is less than 2%,
ZrO 2 content is 2-14%,
WO 3 content less than 1%,
The total content of MgO, CaO, SrO and BaO is 5% or less,
And
The mass ratio ((La 2 O 3 + Y 2 O 3 ) / (La 2 O 3 + Y 2 O 3 + Gd 2 O 3 + Yb 2 O 3 )) is 0.94 or more,
The mass ratio ((La 2 O 3 + Y 2 O 3 + Gd 2 O 3 + Yb 2 O 3 ) / (B 2 O 3 + SiO 2 )) is 1.9 or less,
The mass ratio ((Nb 2 O 5 / (La 2 O 3 + Y 2 O 3 + Gd 2 O 3 + Yb 2 O 3 + Nb 2 O 5 + TiO 2 + WO 3 )) is 0.003 or more,
The mass ratio (ZnO / (ZrO 2 + Nb 2 O 5 + Ta 2 O 5 )) is 0.2 to 1.4,
The mass ratio (ZnO / Y 2 O 3 ) is 0.30 or more (excluding 0.375 or less) ,
The mass ratio ((Li 2 O + ZnO) / (La 2 O 3 + Y 2 O 3 + Gd 2 O 3 + Yb 2 O 3 + ZrO 2 + Nb 2 O 5 + Ta 2 O 5 )) is 0.11 or less,
And
Glass having a refractive index nd in the range of 1.75 to 1.80 and an Abbe number νd in the range of 47 to 52. 質量比（ＺｎＯ／ＹMass ratio (ZnO / Y 22 ＯO 3Three ）が０．４０以上である請求項１に記載のガラス。) Is 0.40 or more. The glass according to claim 1. 質量比（ＺｎＯ／（ＺｒＯMass ratio (ZnO / (ZrO 22 ＋Ｎｂ+ Nb 22 ＯO 5Five ＋Ｔａ+ Ta 22 ＯO 5Five ））が０．４〜１．４の範囲である請求項１または２に記載のガラス。)) Is in the range of 0.4 to 1.4. The glass according to claim 1 or 2. ＬａLa 22 ＯO 3Three 、Ｙ, Y 22 ＯO 3Three 、ＺｒＯ, ZrO 22 、ＺｎＯおよびＮｂ, ZnO and Nb 22 ＯO 5Five 、ならびに、ＢAnd B 22 ＯO 3Three およびＳｉＯAnd SiO 22 の一方または両方、を少なくとも含み、One or both of at least,
質量％表示で、In mass% display,
ＢB 22 ＯO 3Three とＳｉＯAnd SiO 22 との合計含有量が２８〜３８％、And the total content is 28-38%,
ＬａLa 22 ＯO 3Three 、Ｙ, Y 22 ＯO 3Three 、Ｇｄ, Gd 22 ＯO 3Three およびＹｂAnd Yb 22 ＯO 3Three の合計含有量が４８〜６０％、The total content of 48-60%,
ＧｄGd 22 ＯO 3Three 含有量が３％未満、Content less than 3%,
ＹｂYb 22 ＯO 3Three 含有量が２％未満、Content less than 2%,
ＺｒＯZrO 22 含有量が２〜１４％、2-14% content,
ＷＯWO 3Three 含有量が１％未満、Content less than 1%,
ＭｇＯ、ＣａＯ、ＳｒＯおよびＢａＯの合計含有量が５％以下、The total content of MgO, CaO, SrO and BaO is 5% or less,
であり、And
質量比（（ＬａMass ratio ((La 22 ＯO 3Three ＋Ｙ+ Y 22 ＯO 3Three ）／（Ｌａ) / (La 22 ＯO 3Three ＋Ｙ+ Y 22 ＯO 3Three ＋Ｇｄ+ Gd 22 ＯO 3Three ＋Ｙｂ+ Yb 22 ＯO 3Three ））が０．９４以上、)) Is 0.94 or more,
質量比（（ＬａMass ratio ((La 22 ＯO 3Three ＋Ｙ+ Y 22 ＯO 3Three ＋Ｇｄ+ Gd 22 ＯO 3Three ＋Ｙｂ+ Yb 22 ＯO 3Three ）／（Ｂ) / (B 22 ＯO 3Three ＋ＳｉＯ+ SiO 22 ））が１．９以下、)) Is 1.9 or less,
質量比（（ＮｂMass ratio ((Nb 22 ＯO 5Five ／（Ｌａ/ (La 22 ＯO 3Three ＋Ｙ+ Y 22 ＯO 3Three ＋Ｇｄ+ Gd 22 ＯO 3Three ＋Ｙｂ+ Yb 22 ＯO 3Three ＋Ｎｂ+ Nb 22 ＯO 5Five ＋ＴｉＯ+ TiO 22 ＋ＷＯ+ WO 3Three ））が０．００３以上、)) Is 0.003 or more,
質量比（ＺｎＯ／（ＺｒＯMass ratio (ZnO / (ZrO 22 ＋Ｎｂ+ Nb 22 ＯO 5Five ＋Ｔａ+ Ta 22 ＯO 5Five ））が０．４〜１．４、)) Is 0.4 to 1.4,
質量比（ＺｎＯ／ＹMass ratio (ZnO / Y 22 ＯO 3Three ）が０．３０以上、) Is 0.30 or more,
質量比（（ＬｉMass ratio ((Li 22 Ｏ＋ＺｎＯ）／（ＬａO + ZnO) / (La 22 ＯO 3Three ＋Ｙ+ Y 22 ＯO 3Three ＋Ｇｄ+ Gd 22 ＯO 3Three ＋Ｙｂ+ Yb 22 ＯO 3Three ＋ＺｒＯ+ ZrO 22 ＋Ｎｂ+ Nb 22 ＯO 5Five ＋Ｔａ+ Ta 22 ＯO 5Five ））が０．１１以下、)) Is 0.11 or less,
であり、And
屈折率ｎｄが１．７５〜１．８０の範囲であり、かつアッベ数νｄが４７〜５２の範囲であるガラス。Glass having a refractive index nd in the range of 1.75 to 1.80 and an Abbe number νd in the range of 47 to 52. Ｙ2Ｏ3含有量が１２質量％未満である請求項１〜４のいずれか１項に記載のガラス。 Glass according to any one of claims 1 to 4 Y 2 O 3 content is less than 12 wt%. ガラス転移温度が６４５℃以上である請求項１〜５のいずれか１項に記載のガラス。 The glass of any one of Claims 1-5 whose glass transition temperature is 645 degreeC or more. 請求項１〜６のいずれか１項に記載のガラスからなるプレス成形用ガラス素材。 The glass material for press molding which consists of glass of any one of Claims 1-6 . 請求項１〜６のいずれか１項に記載のガラスからなる光学素子ブランク。 The optical element blank which consists of glass of any one of Claims 1-6 . 請求項１〜６のいずれか１項に記載のガラスからなる光学素子。 The optical element which consists of glass of any one of Claims 1-6 .
JP2014202517A 2014-09-30 2014-09-30 Glass, glass material for press molding, optical element blank, and optical element Active JP6280015B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2014202517A JP6280015B2 (en) 2014-09-30 2014-09-30 Glass, glass material for press molding, optical element blank, and optical element
CN201510575612.8A CN105461219B (en) 2014-09-30 2015-09-11 Glass, compression moulding glass material, optical element blank and optical element
TW104130898A TWI663137B (en) 2014-09-30 2015-09-18 Glass, glass materials for press molding, blanks for optical elements, and optical elements
KR1020150137421A KR20160038848A (en) 2014-09-30 2015-09-30 Glass, glass material for press molding, optical element blank, and optical element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014202517A JP6280015B2 (en) 2014-09-30 2014-09-30 Glass, glass material for press molding, optical element blank, and optical element

Related Child Applications (1)

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JP2018006233A Division JP6600702B2 (en) 2018-01-18 2018-01-18 Glass, glass material for press molding, optical element blank, and optical element

Publications (3)

Publication Number Publication Date
JP2016069255A JP2016069255A (en) 2016-05-09
JP2016069255A5 true JP2016069255A5 (en) 2018-02-01
JP6280015B2 JP6280015B2 (en) 2018-02-14

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Country Status (4)

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JP (1) JP6280015B2 (en)
KR (1) KR20160038848A (en)
CN (1) CN105461219B (en)
TW (1) TWI663137B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113135653B (en) * 2017-07-20 2022-11-01 Hoya株式会社 Optical glass and optical element
WO2019031095A1 (en) * 2017-08-11 2019-02-14 株式会社 オハラ Optical glass, optical element, and optical device
CN109650716B (en) * 2019-01-22 2021-12-07 成都光明光电股份有限公司 Colorless optical glass and glass prefabricated member, element and instrument thereof
CN109734304B (en) * 2019-03-28 2021-12-07 成都光明光电股份有限公司 Optical glass, glass preform, optical element and optical instrument
CN109775981B (en) * 2019-03-28 2022-04-15 成都光明光电股份有限公司 Optical glass, glass preform, optical element and optical instrument
CN112028473B (en) * 2020-09-07 2022-02-11 成都光明光电股份有限公司 Optical glass for precision mould pressing
CN112174517B (en) * 2020-09-29 2022-04-15 成都光明光电股份有限公司 Optical glass and optical element
CN113045199B (en) * 2021-03-23 2022-04-15 成都光明光电股份有限公司 Ultraviolet-transmitting glass

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JPS5756344A (en) * 1980-09-18 1982-04-03 Ohara Inc Optical glass
JPS59195553A (en) * 1983-04-19 1984-11-06 Ohara Inc Optical glass
CN102320739B (en) * 2007-09-29 2015-04-01 株式会社小原 Optical glass
JP5979723B2 (en) * 2013-07-31 2016-08-31 株式会社オハラ Optical glass and optical element
CN103395981B (en) * 2013-08-15 2015-07-22 湖北新华光信息材料有限公司 Lanthanum flint optical glass and preparation method thereof

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