FR901685A - Interference microscope, especially intended for measuring the depth of irregularities in smooth surfaces - Google Patents

Interference microscope, especially intended for measuring the depth of irregularities in smooth surfaces

Info

Publication number
FR901685A
FR901685A FR901685DA FR901685A FR 901685 A FR901685 A FR 901685A FR 901685D A FR901685D A FR 901685DA FR 901685 A FR901685 A FR 901685A
Authority
FR
France
Prior art keywords
irregularities
depth
measuring
smooth surfaces
interference microscope
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
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Carl Zeiss AG
Original Assignee
Carl Zeiss AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Carl Zeiss AG filed Critical Carl Zeiss AG
Application granted granted Critical
Publication of FR901685A publication Critical patent/FR901685A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/06—Means for illuminating specimens
    • G02B21/08—Condensers
    • G02B21/14—Condensers affording illumination for phase-contrast observation
FR901685D 1943-01-30 1944-01-31 Interference microscope, especially intended for measuring the depth of irregularities in smooth surfaces Expired FR901685A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE901685X 1943-01-30

Publications (1)

Publication Number Publication Date
FR901685A true FR901685A (en) 1945-08-02

Family

ID=6860233

Family Applications (1)

Application Number Title Priority Date Filing Date
FR901685D Expired FR901685A (en) 1943-01-30 1944-01-31 Interference microscope, especially intended for measuring the depth of irregularities in smooth surfaces

Country Status (1)

Country Link
FR (1) FR901685A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2688899A (en) * 1949-11-15 1954-09-14 Zeiss Carl Intereference microscope
DE965607C (en) * 1949-03-30 1957-06-13 Prec Mecanique Interference microscope
US2995923A (en) * 1951-12-20 1961-08-15 Leitz Ernst Gmbh Method and apparatus for measuring the thickness of adsorption layers of liquid formed between two glass surfaces
DE977445C (en) * 1950-07-25 1966-06-23 Central Trust Comp Interference or interference Schlieren device with a large measuring field

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE965607C (en) * 1949-03-30 1957-06-13 Prec Mecanique Interference microscope
US2688899A (en) * 1949-11-15 1954-09-14 Zeiss Carl Intereference microscope
DE977445C (en) * 1950-07-25 1966-06-23 Central Trust Comp Interference or interference Schlieren device with a large measuring field
US2995923A (en) * 1951-12-20 1961-08-15 Leitz Ernst Gmbh Method and apparatus for measuring the thickness of adsorption layers of liquid formed between two glass surfaces

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