GB2520707B - Lens cap - Google Patents
Lens capInfo
- Publication number
- GB2520707B GB2520707B GB1320979.6A GB201320979A GB2520707B GB 2520707 B GB2520707 B GB 2520707B GB 201320979 A GB201320979 A GB 201320979A GB 2520707 B GB2520707 B GB 2520707B
- Authority
- GB
- United Kingdom
- Prior art keywords
- lens cap
- lens
- cap
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B11/00—Filters or other obturators specially adapted for photographic purposes
- G03B11/04—Hoods or caps for eliminating unwanted light from lenses, viewfinders or focusing aids
- G03B11/041—Lens caps as separate accessory
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B11/00—Filters or other obturators specially adapted for photographic purposes
- G03B11/04—Hoods or caps for eliminating unwanted light from lenses, viewfinders or focusing aids
- G03B11/045—Lens hoods or shields
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Studio Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1320979.6A GB2520707B (en) | 2013-11-28 | 2013-11-28 | Lens cap |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1320979.6A GB2520707B (en) | 2013-11-28 | 2013-11-28 | Lens cap |
Publications (3)
Publication Number | Publication Date |
---|---|
GB201320979D0 GB201320979D0 (en) | 2014-01-15 |
GB2520707A GB2520707A (en) | 2015-06-03 |
GB2520707B true GB2520707B (en) | 2015-12-02 |
Family
ID=49979442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1320979.6A Expired - Fee Related GB2520707B (en) | 2013-11-28 | 2013-11-28 | Lens cap |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2520707B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107422574B (en) * | 2017-08-31 | 2019-11-12 | 中国科学院光电技术研究所 | Automatic lens cover structure of large-diameter lens |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3123368A1 (en) * | 1981-06-12 | 1983-03-03 | George Henry 44240 Kent Ohio Frost | Combined lens cover and lens hood system for a camera |
US8280241B1 (en) * | 2011-04-08 | 2012-10-02 | Chung Jen Chang | Combination of cover with hood |
GB2498703A (en) * | 2011-12-30 | 2013-07-31 | Chung Jen Chang | Lens cap and hood combination |
GB2499952A (en) * | 2009-03-09 | 2013-09-04 | Apple Inc | Port for coupling to power providing and non-power providing accessory cables |
-
2013
- 2013-11-28 GB GB1320979.6A patent/GB2520707B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3123368A1 (en) * | 1981-06-12 | 1983-03-03 | George Henry 44240 Kent Ohio Frost | Combined lens cover and lens hood system for a camera |
GB2499952A (en) * | 2009-03-09 | 2013-09-04 | Apple Inc | Port for coupling to power providing and non-power providing accessory cables |
US8280241B1 (en) * | 2011-04-08 | 2012-10-02 | Chung Jen Chang | Combination of cover with hood |
GB2498703A (en) * | 2011-12-30 | 2013-07-31 | Chung Jen Chang | Lens cap and hood combination |
Also Published As
Publication number | Publication date |
---|---|
GB201320979D0 (en) | 2014-01-15 |
GB2520707A (en) | 2015-06-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20171128 |