FR343599A - Appareil permettant le grossissement des vues micrographiques - Google Patents

Appareil permettant le grossissement des vues micrographiques

Info

Publication number
FR343599A
FR343599A FR343599DA FR343599A FR 343599 A FR343599 A FR 343599A FR 343599D A FR343599D A FR 343599DA FR 343599 A FR343599 A FR 343599A
Authority
FR
France
Prior art keywords
magnification
device allowing
micrographic views
micrographic
views
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
English (en)
Inventor
Otto H. F. Vollbehr
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.)
OTTO H F VOLLBEHR
Original Assignee
OTTO H F VOLLBEHR
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 OTTO H F VOLLBEHR filed Critical OTTO H F VOLLBEHR
Application granted granted Critical
Publication of FR343599A publication Critical patent/FR343599A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B25/00—Eyepieces; Magnifying glasses
    • G02B25/02—Eyepieces; Magnifying glasses with means for illuminating object viewed

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR343599D 1904-06-01 1904-06-01 Appareil permettant le grossissement des vues micrographiques Expired FR343599A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR343599T 1904-06-01

Publications (1)

Publication Number Publication Date
FR343599A true FR343599A (fr) 1904-10-10

Family

ID=1392533

Family Applications (1)

Application Number Title Priority Date Filing Date
FR343599D Expired FR343599A (fr) 1904-06-01 1904-06-01 Appareil permettant le grossissement des vues micrographiques

Country Status (1)

Country Link
FR (1) FR343599A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1038793B (de) * 1954-09-13 1958-09-11 Theodor Koerner Vorrichtung zum Ablesen von in Mikrowiedergabe auf einer Scheibe dargestellten Schriftzeichen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1038793B (de) * 1954-09-13 1958-09-11 Theodor Koerner Vorrichtung zum Ablesen von in Mikrowiedergabe auf einer Scheibe dargestellten Schriftzeichen

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