CA1041558A - Verre ophtalmique a indice de refraction eleve - Google Patents
Verre ophtalmique a indice de refraction eleveInfo
- Publication number
- CA1041558A CA1041558A CA224,871A CA224871A CA1041558A CA 1041558 A CA1041558 A CA 1041558A CA 224871 A CA224871 A CA 224871A CA 1041558 A CA1041558 A CA 1041558A
- Authority
- CA
- Canada
- Prior art keywords
- glasses
- weight
- high index
- ophthalmic
- al2o3
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000011521 glass Substances 0.000 title claims abstract 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract 2
- 229910052681 coesite Inorganic materials 0.000 claims abstract 2
- 229910052593 corundum Inorganic materials 0.000 claims abstract 2
- 229910052906 cristobalite Inorganic materials 0.000 claims abstract 2
- 239000000377 silicon dioxide Substances 0.000 claims abstract 2
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract 2
- 229910052682 stishovite Inorganic materials 0.000 claims abstract 2
- 229910052905 tridymite Inorganic materials 0.000 claims abstract 2
- 229910001845 yogo sapphire Inorganic materials 0.000 claims abstract 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 2
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims 1
- 238000007792 addition Methods 0.000 claims 1
- 239000007864 aqueous solution Substances 0.000 claims 1
- 230000001747 exhibiting effect Effects 0.000 claims 1
- 238000007654 immersion Methods 0.000 claims 1
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum oxide Inorganic materials [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- KTUFCUMIWABKDW-UHFFFAOYSA-N oxo(oxolanthaniooxy)lanthanum Chemical compound O=[La]O[La]=O KTUFCUMIWABKDW-UHFFFAOYSA-N 0.000 claims 1
- 230000004580 weight loss Effects 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract 1
Landscapes
- Glass Compositions (AREA)
- Eyeglasses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US47566574A | 1974-06-03 | 1974-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1041558A true CA1041558A (fr) | 1978-10-31 |
Family
ID=23888574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA224,871A Expired CA1041558A (fr) | 1974-06-03 | 1975-04-17 | Verre ophtalmique a indice de refraction eleve |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5846460B2 (fr) |
| BR (1) | BR7503107A (fr) |
| CA (1) | CA1041558A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3117000C2 (de) * | 1981-04-29 | 1986-05-28 | Schott Glaswerke, 6500 Mainz | Phototropes Glas mit einem Brechungsindex ≥ 1,59, einer Abbezahl ≥ 40 und einer Dichte ≦ 3,2 g/cm↑3↑ |
-
1975
- 1975-04-17 CA CA224,871A patent/CA1041558A/fr not_active Expired
- 1975-05-20 BR BR7503963D patent/BR7503107A/pt unknown
- 1975-06-02 JP JP6636075A patent/JPS5846460B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BR7503107A (pt) | 1976-05-25 |
| JPS5846460B2 (ja) | 1983-10-17 |
| JPS516214A (ja) | 1976-01-19 |
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