of eyepieces in which cemented doublet outside members with plane external surfaces stand on either side of a simple collective lens and of eyepieces which use deeply bent menisci as they are found as a rule in modern binoculars. This statement is particularly true of eyepieces of the Erfle type i.e. 865'7) Most binocular eyepieces of prior art if they are to have good correction of the aberrations of definition (astigmatism and coma) over a fairly large field show chromatic difference of magnification of considerable amount. 810,183 Claims priority, application Germany M'ay 2, 1958 1 Claim. 28, 1962 3,051,050 EZNGCULAR SYSTEM Horst Kohler, Heidenheim (Brena), Germany, assignor to Carl Zeiss, Heitlenheim (Brena), Wurttemherg, Germany Filed Apr. 28, 1962 KOHLER BINOCULAR LENS SYSTEM Filed ApPatented Aug. binoculars Periscopes Instruments for viewing the inside of hollow bodies Viewfinders Optical aiming or sighting devicesĪug. G02B- OPTICAL ELEMENTS, SYSTEMS OR APPARATUS.241000276498 Pollachius virens Species 0.000 description 1.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to DE3051050X priority Critical Application filed by Carl Zeiss AG filed Critical Carl Zeiss AG Application granted granted Critical Publication of US3051050A publication Critical patent/US3051050A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Original Assignee Carl Zeiss AG 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 or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US810183A Inventor Kohler Horst Current Assignee (The listed assignees may be inaccurate.
#Binocular lenses pdf#
Google Patents US3051050A - Binocular lens systemĭownload PDF Info Publication number US3051050A US3051050A US810183A US81018359A US3051050A US 3051050 A US3051050 A US 3051050A US 810183 A US810183 A US 810183A US 81018359 A US81018359 A US 81018359A US 3051050 A US3051050 A US 3051050A Authority US United States Prior art keywords lens eyepieces magnification binocular collective Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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