FR443313A - Method and device for obtaining aplanatic lenses - Google Patents

Method and device for obtaining aplanatic lenses

Info

Publication number
FR443313A
FR443313A FR443313DA FR443313A FR 443313 A FR443313 A FR 443313A FR 443313D A FR443313D A FR 443313DA FR 443313 A FR443313 A FR 443313A
Authority
FR
France
Prior art keywords
obtaining
aplanatic lenses
aplanatic
lenses
obtaining aplanatic
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)
Inventor
Rodolphe Berthon
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR443313A publication Critical patent/FR443313A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
    • B24B13/04—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses involving grinding wheels controlled by gearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q27/00—Geometrical mechanisms for the production of work of particular shapes, not fully provided for in another subclass
FR443313D 1912-04-25 1912-04-25 Method and device for obtaining aplanatic lenses Expired FR443313A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR443313T 1912-04-25

Publications (1)

Publication Number Publication Date
FR443313A true FR443313A (en) 1912-09-21

Family

ID=1484397

Family Applications (1)

Application Number Title Priority Date Filing Date
FR443313D Expired FR443313A (en) 1912-04-25 1912-04-25 Method and device for obtaining aplanatic lenses

Country Status (1)

Country Link
FR (1) FR443313A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3104914A1 (en) * 1980-02-12 1981-12-24 Machida Endoscope Co., Ltd., Tokyo Process and device for producing a hyperbolic surface

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3104914A1 (en) * 1980-02-12 1981-12-24 Machida Endoscope Co., Ltd., Tokyo Process and device for producing a hyperbolic surface

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