Title:
An optical apparatus for micro observation
Document Type and Number:
Japanese Patent JP6000546
Kind Code:
B2
Abstract:
An optical device for microscopic observation 4 comprises: a cold stop 13 having openings 13d, 13e corresponding to a low-magnification microscope optical system 5 and being a stop member arranged in a vacuum vessel 12 to let the light from the sample S pass to the camera 3; a warm stop 10 having an opening 14 corresponding to a high-magnification microscope optical system 5 and being a stop member arranged outside the vacuum vessel 12 to let the light from the sample S pass toward the cold stop 13; and a support member 11 supporting the warm stop 10 so that the warm stop can be inserted to or removed from on the optical axis of the light from the sample S, wherein the warm stop 10 has a reflective surface 15 on the camera 3 side and wherein the opening 14 is smaller than the openings 13d, 13e.
Inventors:
Nakamura common rule
Arata Ikuo
Nobuhiro Ito
Arata Ikuo
Nobuhiro Ito
Application Number:
JP2011286218A
Publication Date:
September 28, 2016
Filing Date:
December 27, 2011
Export Citation:
Assignee:
Hamamatsu Photonics Co., Ltd.
International Classes:
G02B7/02; G02B13/24
Domestic Patent References:
| JP6160696A | ||||
| JP2088929A | ||||
| JP2007163738A | ||||
| JP2005128443A | ||||
| JP2009109407A | ||||
| JP5312638A | ||||
| JP2009204423A |
Foreign References:
| US4820923 |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Satoru Ishida
Yuji Suwa
Yoshiki Kuroki
Satoru Ishida
Yuji Suwa
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