Corephotonics Ltd.

Corephontonics Ltd.

Roy Rudnick

Ephraim Goldenberg

Michael Dror

Gal Shabtay

Itay Yedid

Gil Bachar

Nadav Goulinski

Emil Bronstein

Yiftah Kowal

Michael Scherer

Ziv Shemesh

Tal Korman

Noy Cohen

Rami Boltanski

Kobi Goldstein

Itay Manor

Digital cameras comprising a lens assembly comprising N lens elements L-Lstarting with Lon an object side, wherein N is ≥4, an image sensor having a sensor diagonal S, and a pop-out mechanism that controls a largest air-gap d between two consecutive lens elements within lens elements Land Lto bring the camera to an operative pop-out state and a collapsed state, wherein the lens assembly has a total track length TTL in the operative pop-out state and a collapsed total track length cTTL in the collapsed state, wherein Sis in the range of 7-20 mm and wherein cTTL/S<0.6.

Slim pop-out cameras and lenses for such cameras

Folded digital cameras comprising a lens system with a lens and an image sensor, the lens having N≥6 lens elements L, an effective focal length (EFL) and a total track length (TTL), wherein each lens element has a respective focal length fand wherein a first lens element Lfaces an object side, and an optical path folding element (OPFE) for providing a folded optical path between an object and the lens. In some embodiments, the lens system has a focusing range that covers object-lens distances from infinity to a minimal object distance (MIOD), wherein MIOD/EFL is smaller than 20 or even 7. In some embodiments, the ratio of a maximal chief ray angle to a field of view of the folded camera Max CRA/FOV is smaller than 0.25 or even 0.15 when the camera is focused at infinity.

Folded macro-tele camera lens designs including six lenses of ++−+−+ or +−++−+, seven lenses of ++−++−+, or eight lenses of ++−++−++ refractive powers

Folded cameras with a total track length (TTL), f numbers smaller than 1.2 and large fields of view, e.g. of at least 60 degrees. Such folded cameras may comprise a lens with N≥7 lens elements, an image sensor and an optical path folding element for providing a folded optical path between an object and the lens, wherein an aperture stop of the lens is located closer to a first surface of the first lens element facing the object than a distance d that fulfills d/TTL=0.2.

Folded camera lens designs including eight lenses of +-+-+++-refractive powers

Folded Tele cameras comprising an optical path folding element (OPFE) for folding a first optical path OPto a second optical path OP, a lens including N=8 lens elements, the lens being divided into three lens groups numbered, in order from an object side of the lens, G, Gand G, and an image sensor, wherein Gand Gare included in a single Gcarrier, wherein Gis included in a Gcarrier, wherein both the Gcarrier and the Gcarrier include rails for defining the position of Grelative to G, wherein the Tele camera is configured to change a zoom factor continuously between a minimum zoom factor ZFand a maximum zoom factor ZFby moving the Gcarrier relative to the Gcarrier and by moving the Gcarrier relative to the image sensor, and wherein an effective focal length (EFL) is 7.5 mm<EFL<50 mm. The Gcarrier may be positioned by a lens transporter within the Gcarrier at a particular zoom factor to form a lens pair to enable optical investigation and/or transporting of the lens pair.

Folded camera with continuously adaptive zoom factor

Folded Tele cameras, comprising: an optical path folding element (OPFE) for a folding a first optical path OPto second optical path OP, a lens including N lens elements, the lens being divided into four lens groups arranged along a lens optical axis and marked, in order from an object side of the lens to an image side of the lens, G, G, Gand G, and an image sensor, wherein the lens elements of a lens group do not move with respect to each other, wherein Gand Gdo not move with respect to each other, wherein Gand Gdo not move with respect to each other, wherein the Tele camera is configured to change a zoom factor (ZF) continuously between a minimum zoom factor marked ZFcorresponding to a minimal effective focal length marked EFLand a maximum zoom factor marked ZFcorresponding to a maximal effective focal length marked EFLby moving Gand Gtogether relative to the image sensor and by moving Gand Gtogether relative to the image sensor.

Folded cameras with continuously adaptive zoom factor

Pop-out lens systems for compact digital cameras, comprising an image sensor and a lens with a field of view FOV>60 deg and having i lens elements L-Li starting with Lfrom an object side toward an image side, each lens element Li having a respective focal length f, the lens elements divided into two lens groups Gand Gseparated by a big gap (BG), the lens having a pop-out total track length TTL<20 mm in a pop-out state and a collapsed total track length c-TTL in a collapsed state, wherein BG>0.25×TTL, wherein either Gcan move relative to Gand to the image sensor for focusing or Gand Gcan move together relative to the image sensor for focusing, and wherein a ratio c-TTL/TTL<0.7.

Slim pop-out wide camera lenses

Multi-cameras and in particular dual-cameras comprising a Wide camera comprising a Wide lens and a Wide image sensor, the Wide lens having a Wide effective focal length EFLand a folded Tele camera comprising a Tele lens with a first optical axis, a Tele image sensor and an OPFE, wherein the Tele lens includes, from an object side to an image side, a first lens element group G, a second lens element group Gand a third lens element group G, wherein at least two of the lens element groups are movable relative to the image sensor along the first optical axis to bring the Tele lens to two zoom states, wherein an effective focal length (EFL) of the Tele lens is changed from EFLin one zoom state to EFLin the other zoom state, wherein EFL>1.5×EFLand wherein EFL>1.5×EFL.

Multi-aperture cameras with at least one two state zoom camera

Cameras with OIS capable of performing multi zoom super macro photography and handheld electronic devices comprising such cameras. A camera may include a lens comprising N lens elements L-Ldivided into two or more lens groups arranged along a lens optical axis starting with Lon an object side and ending with Lon an image side, adjacent lens groups separated by a respective air-gap dalong the lens optical axis; an image sensor with a sensor diagonal Sbetween 7 and 20 mm separated from lens element Lby an air-gap dalong the lens optical axis; and an actuator for controlling air-gaps dand dto switch the camera between M≥1 operative pop-out states and a collapsed state and to focus the camera on an object at an object-lens distance of less than 30 cm.

Pop-out zoom camera

Scanning Tele cameras (STCs) based on two optical path folding element (OPFE) field-of-view scanning and mobile devices including such STCs. A STC may comprise a first OPFE (O-OPFE) for folding a first optical path OPto a second optical path OP, an O-OPFE actuator, a second OPFE (I-OPFE) for folding OPto a third optical path OP, an I-OPFE actuator, a lens, a lens actuator and an image sensor, wherein the STC has a STC native field-of-view (n-FOVT), wherein the O-OPFE actuator is configured to rotate the O-OPFE around a first axis and the I-OPFE actuator rotates the I-OPFE around a second axis for scanning a scene with the n-FOVT, wherein the lens actuator is configured to move the lens for focusing along a third axis, and wherein the first axis is perpendicular to the second axis and parallel to the third axis.

Scanning Tele camera based on two prism field of view scanning

Scanning Tele cameras (STCs) based on two optical path folding element (OPFE) field-of-view scanning and mobile devices including such STCs. A STC may comprise a first OPFE (O-OPFE) for folding a first optical path OPto a second optical path OP, an O-OPFE actuator, a second OPFE (I-OPFE) for folding OPto a third optical path OP, an I-OPFE actuator, a lens, a lens actuator and an image sensor, wherein the STC has a STC native field-of-view (n-FOV), wherein the O-OPFE actuator is configured to rotate the O-OPFE around a first axis and the I-OPFE actuator rotates the I-OPFE around a second axis for scanning a scene with the n-FOV, wherein the lens actuator is configured to move the lens for focusing along a third axis, and wherein the first axis is perpendicular to the second axis and parallel to the third axis.

Scanning tele camera based on two prism field-of-view scanning

Lens assemblies comprising from an object side to an image side, seven lens elements numbered L-L; an optical window; and an image sensor having a sensor diagonal length (SDL), wherein an exemplary lens assembly has a total track length TTL that includes the optical window an effective focal length EFL and a field of view (FOV), wherein TTL/EFL<1.100, wherein TTL/SDL<0.64, wherein FOV<90 degrees, wherein a normalized thickness standard deviation constant T_STD of at least four of the seven lens elements complies with T_STD<0.035, and wherein a focal length fof lens element Lfulfills f/EFL<0.95.

Low total track length lens assembly including seven lenses of +−+−++− refractive powers for large sensor format

Folded Tele cameras comprising an optical path folding element (OPFE) for folding a first optical path OPto a second optical path OP, a lens including N=8 lens elements, the lens being divided into three lens groups numbered, in order from an object side of the lens, GGand Gand an image sensor, wherein Gand Gare included in a single Gcarrier, wherein Gis included in a Gcarrier, wherein both the Gcarrier and the Gcarrier include rails for defining the position of Grelative to Gwherein the Tele camera is configured to change a zoom factor continuously between a minimum zoom factor ZFand a maximum zoom factor ZFby moving the Gcarrier relative to the Gcarrier and by moving the Gcarrier relative to the image sensor, and wherein an effective focal length (EFL) is 7.5 mm<EFL<50 mm. The Gcarrier may be positioned by a lens transporter within the Gcarrier at a particular zoom factor to form a lens pair to enable optical investigation and/or transporting of the lens pair.

Growing community of inventors

Tel Aviv, Israel

Roy Rudnick