GB1286745A - Improved illuminating device - Google Patents

Improved illuminating device

Info

Publication number
GB1286745A
GB1286745A GB1162870A GB1162870A GB1286745A GB 1286745 A GB1286745 A GB 1286745A GB 1162870 A GB1162870 A GB 1162870A GB 1162870 A GB1162870 A GB 1162870A GB 1286745 A GB1286745 A GB 1286745A
Authority
GB
United Kingdom
Prior art keywords
lamp
microscope
aperture
groove
casing
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
GB1162870A
Other languages
English (en)
Inventor
Eric Hutchinson
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.)
Thermal Syndicate Ltd
Original Assignee
Thermal Syndicate Ltd
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 Thermal Syndicate Ltd filed Critical Thermal Syndicate Ltd
Priority to GB1162870A priority Critical patent/GB1286745A/en
Priority to DE19712110981 priority patent/DE2110981A1/de
Priority to FR7108263A priority patent/FR2081847A1/fr
Publication of GB1286745A publication Critical patent/GB1286745A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
    • H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
    • H01J65/046—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using capacitive means around the vessel
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/06—Means for illuminating specimens

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Microscoopes, Condenser (AREA)
GB1162870A 1970-03-11 1970-03-11 Improved illuminating device Expired GB1286745A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1162870A GB1286745A (en) 1970-03-11 1970-03-11 Improved illuminating device
DE19712110981 DE2110981A1 (de) 1970-03-11 1971-03-08 Beleuchtungsvorrichtung fuer Mikroskope
FR7108263A FR2081847A1 (enExample) 1970-03-11 1971-03-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1162870A GB1286745A (en) 1970-03-11 1970-03-11 Improved illuminating device

Publications (1)

Publication Number Publication Date
GB1286745A true GB1286745A (en) 1972-08-23

Family

ID=9989778

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1162870A Expired GB1286745A (en) 1970-03-11 1970-03-11 Improved illuminating device

Country Status (3)

Country Link
DE (1) DE2110981A1 (enExample)
FR (1) FR2081847A1 (enExample)
GB (1) GB1286745A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT411111B (de) * 2002-01-29 2003-09-25 Photonic Optische Geraete Gmbh Beleuchtungseinrichtung

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100278477B1 (ko) * 1997-10-24 2001-03-02 윤종용 광학현미경

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT411111B (de) * 2002-01-29 2003-09-25 Photonic Optische Geraete Gmbh Beleuchtungseinrichtung

Also Published As

Publication number Publication date
FR2081847A1 (enExample) 1971-12-10
DE2110981A1 (de) 1971-10-07

Similar Documents

Publication Publication Date Title
KR950034398A (ko) 무전극(無電極) 방전램프, 무전극 방전램프장치, 무전극 방전램프 점등장치 및 무전극 방전등
JP3385170B2 (ja) 無電極放電ランプ
GB1015431A (en) Improvements in or relating to optical maser apparatus
TW359846B (en) Lamp apparatus with reflective ceramic sleeve holding a plasma that emits light
GB1286745A (en) Improved illuminating device
US1790086A (en) Apparatus for projecting light rays
US3528028A (en) Gaseous laser of improved construction
US3138731A (en) Sealed beam high-intensity short arc lamp
GB1012835A (en) Improvements in or relating to optical masers
US4178078A (en) Aerodynamic window
CN106067653B (zh) 一种新型双色激光器
US3337762A (en) Coaxial gas discharge lamp with a hollow center for pumping lasers
US4032862A (en) High power electrodeless gas arc lamp for pumping lasers
JPS56138976A (en) Voiceless discharge gas laser device
GB1237009A (en) Apparatus for the excitation of electrodeless discharge tubes
Beese Light sources for optical communication
GB825638A (en) Improvements relating to lighting apparatus
JPS6035958Y2 (ja) スペクトル光源用放電管
SU966793A1 (ru) Газоразр дна лампа
JPS52137291A (en) Gas laser tube
SU479177A2 (ru) Газодинамический источник света
US3568089A (en) Internal mirror gas laser distancing apparatus, low voltage stable discharge device, and frequency modulation means
Ramsay et al. Construction of single-mode DC operated He/Ne lasers
SU391348A1 (enExample)
GB901027A (en) Improvements in or relating to the internal illumination of opaque pressure vessels

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees