Optical property demonstrator

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Description

FIG. 1 is a front top left perspective view of an optical property demonstrator having two lens carriers, each lens carrier having fourteen lens holders, and three support posts;

FIG. 2 is a rear bottom left perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a rear view thereof;

FIG. 8 is a front view thereof;

FIG. 9 is a rear top right perspective view thereof, wherein each lens holder carries a lens;

FIG. 10 is a front bottom right perspective view of the optical property demonstrator shown in FIG. 9;

FIG. 11 is a top view thereof;

FIG. 12 is a bottom view thereof;

FIG. 13 is a left side view thereof;

FIG. 14 is a right side view thereof;

FIG. 15 is a rear view thereof; and,

FIG. 16 is a front view thereof.

Claims

The ornamental design for an optical property demonstrator as shown and described.

Referenced Cited
U.S. Patent Documents
D243980 April 12, 1977 Mankowski
7489456 February 10, 2009 Yang
D608448 January 19, 2010 Rappon
D619257 July 6, 2010 Meschenmoser
D711536 August 19, 2014 Velghe
D712087 August 26, 2014 Kjaergaard Toft
D780821 March 7, 2017 Koenig, II
D852762 July 2, 2019 Krishnan
Foreign Patent Documents
305256017 July 2019 CN
Other references
  • Amazon Spolehli Optical Retinoscopy Rack Lens, earliest pictured Dec. 12, 2022, [online], [site visitedOct. 14, 2025]. Available via Internet, <URL:https://www.amazon.com/dp/B0BPSBPM8P/ref=sspa_dk_detail_0> (Year: 2022).
  • Amazon Sun Glasses Place Lens Display Case, earliest pictured Sep. 27, 2022, [online], [site visitedOct. 14, 2025]. Available via Internet, <URL:https://www.amazon.com/Leather-Glasses-Display-Optical-380X285x18mm/dp/B0BGKM3NN3> (Year: 2022).
Patent History
Patent number: D1112412
Type: Grant
Filed: Mar 29, 2024
Date of Patent: Feb 10, 2026
Assignee: Carl Zeiss Vision International GmbH (Aalen)
Inventors: Stephan Duewel (Aalen), Jonas Rothaupt (Aalen)
Primary Examiner: Joseph Kukella
Assistant Examiner: Breana Copeland
Application Number: 29/935,093
Classifications
Current U.S. Class: Lens Or Objective (D16/134)