FR326226A - Advanced condenser device for projection devices - Google Patents

Advanced condenser device for projection devices

Info

Publication number
FR326226A
FR326226A FR326226DA FR326226A FR 326226 A FR326226 A FR 326226A FR 326226D A FR326226D A FR 326226DA FR 326226 A FR326226 A FR 326226A
Authority
FR
France
Prior art keywords
projection devices
condenser device
advanced
advanced condenser
projection
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
Turillon Louis
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.)
TURILLON LOUIS
Original Assignee
TURILLON LOUIS
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 TURILLON LOUIS filed Critical TURILLON LOUIS
Application granted granted Critical
Publication of FR326226A publication Critical patent/FR326226A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/026—Mountings, adjusting means, or light-tight connections, for optical elements for lenses using retaining rings or springs

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR326226D 1902-11-10 1902-11-10 Advanced condenser device for projection devices Expired FR326226A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR326226T 1902-11-10

Publications (1)

Publication Number Publication Date
FR326226A true FR326226A (en) 1903-05-20

Family

ID=1376325

Family Applications (1)

Application Number Title Priority Date Filing Date
FR326226D Expired FR326226A (en) 1902-11-10 1902-11-10 Advanced condenser device for projection devices

Country Status (1)

Country Link
FR (1) FR326226A (en)

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