FR984811A - optical elements - Google Patents
optical elementsInfo
- Publication number
- FR984811A FR984811A FR984811DA FR984811A FR 984811 A FR984811 A FR 984811A FR 984811D A FR984811D A FR 984811DA FR 984811 A FR984811 A FR 984811A
- Authority
- FR
- France
- Prior art keywords
- optical elements
- optical
- elements
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00432—Auxiliary operations, e.g. machines for filling the moulds
- B29D11/00442—Curing the lens material
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB984811X | 1948-04-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR984811A true FR984811A (en) | 1951-07-11 |
Family
ID=10845294
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR984811D Expired FR984811A (en) | 1948-04-30 | 1949-04-19 | optical elements |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR984811A (en) |
-
1949
- 1949-04-19 FR FR984811D patent/FR984811A/en not_active Expired
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