FR373439A - Optical glass and its manufacturing process - Google Patents

Optical glass and its manufacturing process

Info

Publication number
FR373439A
FR373439A FR373439DA FR373439A FR 373439 A FR373439 A FR 373439A FR 373439D A FR373439D A FR 373439DA FR 373439 A FR373439 A FR 373439A
Authority
FR
France
Prior art keywords
manufacturing process
optical glass
glass
optical
manufacturing
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
Georges Ossart
Alphonse Verge
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.)
GEORGES OSSART
Original Assignee
GEORGES OSSART
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 GEORGES OSSART filed Critical GEORGES OSSART
Application granted granted Critical
Publication of FR373439A publication Critical patent/FR373439A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
    • B23Q1/48—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs and rotating pairs
    • B23Q1/4804—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs and rotating pairs a single rotating pair followed perpendicularly by a single sliding pair
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR373439D 1906-03-16 1906-03-16 Optical glass and its manufacturing process Expired FR373439A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR373439T 1906-03-16

Publications (1)

Publication Number Publication Date
FR373439A true FR373439A (en) 1907-05-15

Family

ID=1420143

Family Applications (1)

Application Number Title Priority Date Filing Date
FR373439D Expired FR373439A (en) 1906-03-16 1906-03-16 Optical glass and its manufacturing process

Country Status (1)

Country Link
FR (1) FR373439A (en)

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