PHASE-CONTRAST MICROSCOPE AND PHASE PLATE WITH ANNULAR PHASE-SHIFT REGION

Title:

PHASE-CONTRAST MICROSCOPE AND PHASE PLATE WITH ANNULAR PHASE-SHIFT REGION

Document Type and Number:

WIPO Patent Application WO/2015/174007

Kind Code:

A1

Abstract:

A phase-contrast microscope includes a light source, an objective lens having a numerical aperture (NA), a condenser annulus having an annular light-transmission region, and a phase plate having a first annular phase-shift region. The annular phase-shift region is arranged to receive radiation from the sample region at an angle from the sample region corresponding to greater than one-half of the NA of the objective lens.

Inventors:

DOWAKI SUGURU (JP)
TATSUTA HIROKAZU (JP)
MATSUI ERIKO (JP)

Application Number:

PCT/JP2015/001809

Publication Date:

November 19, 2015

Filing Date:

March 30, 2015

Export Citation:

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Assignee:

SONY CORP (JP)

International Classes:

G02B21/14

Foreign References:

US5751475A	1998-05-12
US20030030902A1	2003-02-13
CN102621605A	2012-08-01
US6317261B1	2001-11-13

Attorney, Agent or Firm:

OMORI, Junichi (7-5-47 Akasaka Minato-k, Tokyo 52, JP)

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