BE421027A - - Google Patents

Info

Publication number
BE421027A
BE421027A BE421027DA BE421027A BE 421027 A BE421027 A BE 421027A BE 421027D A BE421027D A BE 421027DA BE 421027 A BE421027 A BE 421027A
Authority
BE
Belgium
Prior art keywords
magnifying optical
light
examined
magnifying
lenses
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE421027A publication Critical patent/BE421027A/fr

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B25/00Eyepieces; Magnifying glasses
    • G02B25/02Eyepieces; Magnifying glasses with means for illuminating object viewed

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
BE421027D BE421027A (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
BE421027A true BE421027A (enrdf_load_html_response)

Family

ID=82973

Family Applications (1)

Application Number Title Priority Date Filing Date
BE421027D BE421027A (enrdf_load_html_response)

Country Status (1)

Country Link
BE (1) BE421027A (enrdf_load_html_response)

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