US 12,248,234 B2
Camera optical element having tactile indicator
Haluki Sadahiro, Oak Park, CA (US); Eddie Ruffel, London (GB); Graham Merritt, London (GB); and Dominick Aiello, Oak Park, CA (US)
Assigned to Panavision International, L.P., Woodland Hills, CA (US)
Filed by Panavision International, L.P., Woodland Hills, CA (US)
Filed on May 24, 2023, as Appl. No. 18/201,719.
Application 18/201,719 is a continuation of application No. 17/317,739, filed on May 11, 2021, granted, now 11,681,206.
Application 17/317,739 is a continuation of application No. 16/379,718, filed on Apr. 9, 2019, granted, now 11,003,060, issued on May 11, 2021.
Application 16/379,718 is a continuation of application No. 15/487,389, filed on Apr. 13, 2017, granted, now 10,254,634, issued on Apr. 9, 2019.
Claims priority of provisional application 62/323,481, filed on Apr. 15, 2016.
Prior Publication US 2024/0077792 A1, Mar. 7, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. G03B 11/00 (2021.01); G02B 7/00 (2021.01); G02B 7/02 (2021.01); G03B 17/56 (2021.01)
CPC G03B 17/565 (2013.01) [G02B 7/006 (2013.01); G02B 7/02 (2013.01); G03B 11/00 (2013.01); G03B 2217/002 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An apparatus comprising:
a camera optical element in the form of an optical filter; and
a tactile indicator associated with the camera optical element for indicating a fixed property of the optical filter.