DE251140C - - Google Patents

Info

Publication number
DE251140C
DE251140C DE1911251140D DE251140DD DE251140C DE 251140 C DE251140 C DE 251140C DE 1911251140 D DE1911251140 D DE 1911251140D DE 251140D D DE251140D D DE 251140DD DE 251140 C DE251140 C DE 251140C
Authority
DE
Germany
Prior art keywords
distant light
spectroscope
instrument
behind
image
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
DE1911251140D
Other languages
German (de)
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 filed Critical
Application granted granted Critical
Publication of DE251140C publication Critical patent/DE251140C/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/12—Generating the spectrum; Monochromators
    • G01J3/14—Generating the spectrum; Monochromators using refracting elements, e.g. prisms

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Eye Examination Apparatus (AREA)

Description

Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.

Claims (1)

Patent-Anspruch :Patent claim: Spektroskop für ferne Lichtquellen, dadurch gekennzeichnet, daß vor oder hinter dem brechenden Prismensystem ein zylindrisches Objektiv von solcher Brennweite angeordnet ist, daß das Bild der fernen Lichtquelle in den Augenpunkt des Instruments fällt.Spectroscope for distant light sources, characterized in that in front of or behind the refractive prism system a cylindrical lens is arranged with such a focal length that the image of the distant Light source falls into the eye point of the instrument.
DE1911251140D 1911-09-24 1911-09-24 Expired DE251140C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE251140T 1911-09-24

Publications (1)

Publication Number Publication Date
DE251140C true DE251140C (en) 1912-09-24

Family

ID=34624938

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1911251140D Expired DE251140C (en) 1911-09-24 1911-09-24

Country Status (1)

Country Link
DE (1) DE251140C (en)

Similar Documents

Publication Publication Date Title
GB1434556A (en) Endoscopes
DE251140C (en)
US695606A (en) Lens system.
US587443A (en) Albert konig
US1283943A (en) Reflecting-surface for optical instruments.
US1196811A (en) Optical instrument.
US1528931A (en) Binocular microscope
US991652A (en) Single-field double-sighting telescope.
US532398A (en) Paul rudolph
US3370903A (en) Unit magnification optical system for angular measuring instruments
SU625180A1 (en) All-round view objective
FI60452C (en) OBJECTIVE OPTICAL SYSTEM
US2101935A (en) Analyzing ocular
Pohl Discovery of interference by Thomas Young
DE474147C (en) Optical system for inspecting body cavities and pipes as well as for checking technical objects
US1302351A (en) Single-tube and double-tube optical glass.
SU376084A1 (en) HOTOLOSHOP
SU24983A1 (en) Spectroscope
US3418037A (en) Optical system for angular measuring instruments
DE591444C (en) Apparatus for photographic contact copying of sound films using optical systems
US1253308A (en) Apparatus for finishing prisms or lenses or combinations of the same.
GB191422276A (en) An Improved Form of Objective for Telescopes and like Optical Instruments.
DE493995C (en) Cinematograph with optical compensation for image migration
GB231848A (en) Improvements in or relating to the polarisation of light
US1021337A (en) Quadruple-lens objective.