Title:
加熱装置
Document Type and Number:
Japanese Patent JP6856307
Kind Code:
B2
Abstract:
To suppress condensation and freezing of a filter.SOLUTION: The heating device includes heating means for heating an optical filter 5 over a lens 2 attached to an imaging device. The heating device includes: a body part 11 having an opening 11a shaped to fit the lens; and a heating part attached to the body part, the heating part surrounding the body part. There are recesses 41a and 42a shaped according to a shape of a ring part 30 of an adapter ring 3 on the side of the body part where the adapter ring is arranged. The heating means is located between the lens and the optical filter, and is provided in filter pressing members 61 and 62 supporting the end of the optical filter.SELECTED DRAWING: Figure 2
Inventors:
Naomi Komiya
Application Number:
JP2018217248A
Publication Date:
April 07, 2021
Filing Date:
November 20, 2018
Export Citation:
Assignee:
Naomi Komiya
International Classes:
G03B17/55; G03B11/00; G03B17/02
Domestic Patent References:
| JP52057643U | ||||
| JP6037802U | ||||
| JP2018034720A | ||||
| JP4501923A |
Foreign References:
| KR1020100094838A |
Attorney, Agent or Firm:
Shinichiro Inoue