GB190704527A - Improvements in and relating to the Manufacture of Optical Lenses. - Google Patents

Improvements in and relating to the Manufacture of Optical Lenses.

Info

Publication number
GB190704527A
GB190704527A GB190704527DA GB190704527A GB 190704527 A GB190704527 A GB 190704527A GB 190704527D A GB190704527D A GB 190704527DA GB 190704527 A GB190704527 A GB 190704527A
Authority
GB
United Kingdom
Prior art keywords
relating
manufacture
optical lenses
lenses
vergú
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
Inventor
Georges Arsene Ossart
Alphonse Emile Verge
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB190704527A publication Critical patent/GB190704527A/en
Expired legal-status Critical Current

Links

Landscapes

  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)

Abstract

4527. Ossart, G. A., and VergÚ, A. E. March 16, 1906, [date applied for under Patents Act, 1901]. Drawings to Specification. Lenses.-To render single photographic lenses aplanatic, the entrance and exit faces are ground to curves which in meridional sections are either right or circular conchoids.
GB190704527D 1906-03-16 1907-02-23 Improvements in and relating to the Manufacture of Optical Lenses. Expired GB190704527A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR190704527X 1906-03-16

Publications (1)

Publication Number Publication Date
GB190704527A true GB190704527A (en) 1907-12-19

Family

ID=32525240

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190704527D Expired GB190704527A (en) 1906-03-16 1907-02-23 Improvements in and relating to the Manufacture of Optical Lenses.

Country Status (1)

Country Link
GB (1) GB190704527A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2435126A (en) * 1945-03-19 1948-01-27 Vickers Electrical Co Ltd Formation of curved surfaces of prescribed figure by grinding and/or polishing
US3534506A (en) * 1968-05-17 1970-10-20 Us Army Lens polishing apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2435126A (en) * 1945-03-19 1948-01-27 Vickers Electrical Co Ltd Formation of curved surfaces of prescribed figure by grinding and/or polishing
US3534506A (en) * 1968-05-17 1970-10-20 Us Army Lens polishing apparatus

Similar Documents

Publication Publication Date Title
GB190704527A (en) Improvements in and relating to the Manufacture of Optical Lenses.
GB190921456A (en) Improvements relating to Optical Instruments.
FR399323A (en) Umbrella that opens automatically
FR12164E (en) Photographic plate for relief, direct vision or "autostereoscopic" plate
FR12366E (en) Photographic plate for relief, direct vision or "autostereoscopic" plate
GB190813901A (en) Improvements in and relating to Objectives.
CH43060A (en) Negative winding and time-setting mechanism
FR380502A (en) Process for the production of novel light-sensitive preparations suitable for photography, as well as still images in light, using the same
FR348051A (en) Packing box allowing easy removal of packing, etc.
FR493328A (en) Oxygen regulator
GB191026317A (en) Improvements in Photographic Objectives.
FR420912A (en) Advanced eyepiece for optical instruments
FR391290A (en) Safety pin system
GB190629447A (en) Improvements in Photographic Objectives.
GB190826238A (en) An Improved "Sign".
CH40079A (en) Machine for the production of optical glasses
FR362998A (en) Window glasses for distributing and reflecting light
GB215738A (en) Improvements in or relating to photographic lenses
FR373637A (en) Method of highlighting all designs of ornaments or figures and photographic prints
CH42751A (en) Winding and time-setting mechanism
CH43202A (en) Winding and time-setting mechanism
AU1215008A (en) Improvements in. the manufacture of lithographic stone artificially
AU1273808A (en) Improvements in the method of making bi-focal lenses
FR6120E (en) Double-lensed automotive goggles prevent fogging
FR364198A (en) Double-lensed automotive goggles prevent fogging