US 11,994,654 B2
Miniature telephoto lens module and a camera utilizing such a lens module
Gal Shabtay, Tel-Aviv (IL); and Ephraim Goldenberg, Ashdod (IL)
Assigned to Corephotonics Ltd., Tel Aviv (IL)
Filed by Corephotonics Ltd., Tel-Aviv (IL)
Filed on Jul. 30, 2021, as Appl. No. 17/389,510.
Application 17/389,510 is a continuation of application No. 16/276,034, filed on Feb. 14, 2019, granted, now 11,125,975.
Application 16/276,034 is a continuation of application No. 15/540,676, granted, now 10,288,840, issued on May 14, 2019, previously published as PCT/IB2015/050044, filed on Jan. 3, 2015.
Prior Publication US 2021/0356704 A1, Nov. 18, 2021
Int. Cl. G02B 13/00 (2006.01); G02B 7/02 (2021.01); G02B 9/60 (2006.01); G02B 13/02 (2006.01); G02B 13/06 (2006.01); G03B 17/00 (2021.01); H04N 23/45 (2023.01); H04N 23/50 (2023.01); H04N 23/54 (2023.01); G02B 1/04 (2006.01)
CPC G02B 13/001 (2013.01) [G02B 7/021 (2013.01); G02B 9/60 (2013.01); G02B 13/0045 (2013.01); G02B 13/02 (2013.01); G02B 13/06 (2013.01); G03B 17/00 (2013.01); H04N 23/45 (2023.01); H04N 23/50 (2023.01); H04N 23/54 (2023.01); G02B 1/041 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A mobile electronic device comprising an integrated camera, wherein the camera comprises a Wide camera unit comprising a Wide lens unit with a field of view FOVW and having a total track length TTLW and an effective focal length EFLW in the range EFLW=2.5-6 mm, and a Telephoto camera unit comprising a Telephoto lens unit with a Telephoto field of view FOVT, a total track length TTLT and an effective focal length EFLT in the range EFLT=5-12 mm, wherein the TTLT includes a glass window, wherein a ratio TTLW/EFLW is greater than 1, and wherein a ratio TTLT/EFLT is smaller than 1, and wherein the Telephoto lens unit has an optical axis and an optical diameter smaller than 5 mm and a F #smaller than 3.2 and includes a first group of at least three lens elements having, in order from an object plane to an image plane along the optical axis, a first lens element having positive optical power and a pair of second and third lens elements having together negative optical power, and a second group of at least two lens elements, wherein each of the at least two lens elements in the second group is made of different polymer materials having different Abbe numbers.