KR910020452A - Variable lens - Google Patents
Variable lens Download PDFInfo
- Publication number
- KR910020452A KR910020452A KR1019900006456A KR900006456A KR910020452A KR 910020452 A KR910020452 A KR 910020452A KR 1019900006456 A KR1019900006456 A KR 1019900006456A KR 900006456 A KR900006456 A KR 900006456A KR 910020452 A KR910020452 A KR 910020452A
- Authority
- KR
- South Korea
- Prior art keywords
- variable lens
- lenses
- convex
- derivative
- transparent
- Prior art date
Links
Abstract
내용 없음No content
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
제1도는 옆절단면도, 제2도는 앞면도, 제3도는 볼록렌즈상태 옆절단면도.1 is a side cutaway view, FIG. 2 is a front view, and FIG. 3 is a convex lens side cutaway view.
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900006456A KR910020452A (en) | 1990-05-07 | 1990-05-07 | Variable lens |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900006456A KR910020452A (en) | 1990-05-07 | 1990-05-07 | Variable lens |
Publications (1)
Publication Number | Publication Date |
---|---|
KR910020452A true KR910020452A (en) | 1991-12-20 |
Family
ID=67482442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900006456A KR910020452A (en) | 1990-05-07 | 1990-05-07 | Variable lens |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR910020452A (en) |
-
1990
- 1990-05-07 KR KR1019900006456A patent/KR910020452A/en not_active Application Discontinuation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E601 | Decision to refuse application |