CA2403094A1 - High acuity lens system - Google Patents

High acuity lens system Download PDF

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Publication number
CA2403094A1
CA2403094A1 CA002403094A CA2403094A CA2403094A1 CA 2403094 A1 CA2403094 A1 CA 2403094A1 CA 002403094 A CA002403094 A CA 002403094A CA 2403094 A CA2403094 A CA 2403094A CA 2403094 A1 CA2403094 A1 CA 2403094A1
Authority
CA
Canada
Prior art keywords
convex surface
lens
concave surface
optically coupled
lens system
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.)
Granted
Application number
CA002403094A
Other languages
French (fr)
Other versions
CA2403094C (en
Inventor
Stephen Daniell
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.)
Strategic Patent Acquisitions LLC
Original Assignee
Zograph, Llc
Stephen Daniell
Zograph Corporation
Strategic Patent Acquisitions, Llc
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 Zograph, Llc, Stephen Daniell, Zograph Corporation, Strategic Patent Acquisitions, Llc filed Critical Zograph, Llc
Publication of CA2403094A1 publication Critical patent/CA2403094A1/en
Application granted granted Critical
Publication of CA2403094C publication Critical patent/CA2403094C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0062—Stacked lens arrays, i.e. refractive surfaces arranged in at least two planes, without structurally separate optical elements in-between
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/005—Arrays characterized by the distribution or form of lenses arranged along a single direction only, e.g. lenticular sheets
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0056—Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0062—Stacked lens arrays, i.e. refractive surfaces arranged in at least two planes, without structurally separate optical elements in-between
    • G02B3/0068—Stacked lens arrays, i.e. refractive surfaces arranged in at least two planes, without structurally separate optical elements in-between arranged in a single integral body or plate, e.g. laminates or hybrid structures with other optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0075—Arrays characterized by non-optical structures, e.g. having integrated holding or alignment means
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
    • G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
    • G02B30/27—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving lenticular arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
    • H01L27/144—Devices controlled by radiation
    • H01L27/146—Imager structures
    • H01L27/14601—Structural or functional details thereof
    • H01L27/14625—Optical elements or arrangements associated with the device
    • H01L27/14627—Microlenses
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
    • H04N13/305—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using lenticular lenses, e.g. arrangements of cylindrical lenses
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
    • H04N13/307—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using fly-eye lenses, e.g. arrangements of circular lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0012—Arrays characterised by the manufacturing method
    • G02B3/0018—Reflow, i.e. characterized by the step of melting microstructures to form curved surfaces, e.g. manufacturing of moulds and surfaces for transfer etching
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0012—Arrays characterised by the manufacturing method
    • G02B3/0025—Machining, e.g. grinding, polishing, diamond turning, manufacturing of mould parts
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0012—Arrays characterised by the manufacturing method
    • G02B3/0031—Replication or moulding, e.g. hot embossing, UV-casting, injection moulding
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0043—Inhomogeneous or irregular arrays, e.g. varying shape, size, height
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/324—Colour aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/349—Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking

Abstract

A lens system which has a first optical boundary with a radius of curvature R, a second optical boundary located substantially a distance R from the first boundary, and a third optical boundary nearer to the second optical boundary than R. Secondly, a lens system providing optical field limitation using total internal reflection. Also, an array of lenses for reproduction, capture and display of three dimensional images discussed.

Claims (13)

1. A lens system, having a conjugate point comprising:
a first convex surface having a radius of curvature R;
a first concave surface optically coupled to the first convex surface via a first material, the first concave surface positioned a distance substantially equal to R from the first convex surface;
a second convex surface optically coupled to the first concave surface via a material having a lower index of refraction than the first material, the second convex surface positioned at least a distance equal to 0.05R from the first concave surface.
2. The lens system of claim 1, further comprising a conjugate plane conjugate to the first conjugate point, and a photosensitive medium disposed at the conjugate plane.
3. The lens system of claim 2, wherein the photosensitive medium is a photographic emulsion.
4. The lens system of claim 2, wherein the photsensitive medium is an electronic photodetector.
5. The lens system of claim 1, wherein light from the conjugate point, which impinges the first convex surface, impinges the first concave surface at substantially at a single angle.
6. The lens system of claim 1, further comprising a fourth surface, wherein the first convex surface and the first concave surface form a first lens element, and the second convex surface and the fourth surface form a second lens element.
7. A lens array, comprising:
a plurality of lens systems, the lens systems comprising:
a first convex surface having a radius of curvature R;
a first concave surface optically coupled to the first convex surface via a first material, the first concave surface positioned a distance substantially equal to R from the first convex surface;

a second convex surface optically coupled to the first concave surface via a material having a lower index of refraction than the first material, the second convex surface positioned at least a distance equal to 0.05R from the first concave surface.
8. The lens array of claim 1, wherein each of the lens systems further comprise a fourth surface, wherein the first convex surface and first concave surface of each of the plurality of lens system form a first lens element, and the second convex surface and the fourth surface of each of the plurality of lens system form a second lens element.
9. A reproduction system, comprising:
a first array of lenses comprising a first plurality of lens systems, the first array of lenses having a object plane, each of the first plurality of lens systems having an optical axis; and a second array of lenses comprising a second plurality of lenses, the second array of lenses having an image plane, each of the second plurality of lenses having an optical axis, the second array of lenses optically coupled to one lens system of the first array of lenses, wherein at least one lens system of the lens systems of the first plurality of lenses, or one lens systems of the second plurality of lenses, is an optically field-limited surface for one of the image plane and the object plane.
10. A microimage capture system for capturing a plurality of microimages of an object, comprising:
a photo sensitive medium; and a lens array optically coupled to the photo sensitive medium, comprising:
a first convex surface having a radius of curvature R;
a first concave surface optically coupled to the first convex surface via a first material, the first concave surface positioned a distance substantially equal to R from the first convex surface;
a second convex surface optically coupled to the first concave surface via a material having a lower index of refraction than the first material, the second convex surface positioned at least a distance equal to 0.05R from the first concave surface.
11. A three-dimensional viewing system for producing a three dimensional representation, comprising:
a plurality of microimages; and a lens array, optically coupled to the plurality of microimages, comprising:
a first convex surface having a radius of curvature R;
a first concave surface optically coupled to the first convex surface via a first material, the first concave surface positioned a distance substantially equal to R from the first convex surface;
a second convex surface optically coupled to the first concave surface via a material having a lower index of refraction than the first material, the second convex surface positioned at least a distance equal to 0.05R from the first concave surface.
12. An optical system, comprising:
a lens system; and a photic element optically coupled to the lens system, comprising:
a first area symmetric about a first axis, having a dimension X along the first axis, and a dimension Y along a second axis; and a second area contiguous with the first area and symmetric about the second axis having a dimension A along the first axis and a dimension B along the second axis, wherein dimension A is smaller than dimension X.
13. A lens system for transmitting light from an object point, comprising:
a lens having a first surface, a second surface having a critical angle, and a first index of refraction;
a region adjacent to the second surface and having an index of refraction lower than the first index of refraction, wherein each ray originating from the object point impinges the second surface substantially at the critical angle.
CA2403094A 2000-03-17 2001-03-16 High acuity lens system Expired - Fee Related CA2403094C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US19044900P 2000-03-17 2000-03-17
US60/190,449 2000-03-17
US25533700P 2000-12-13 2000-12-13
US60/255,337 2000-12-13
PCT/US2001/008422 WO2001071410A2 (en) 2000-03-17 2001-03-16 High acuity lens system

Publications (2)

Publication Number Publication Date
CA2403094A1 true CA2403094A1 (en) 2001-09-27
CA2403094C CA2403094C (en) 2011-07-12

Family

ID=26886131

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2403094A Expired - Fee Related CA2403094C (en) 2000-03-17 2001-03-16 High acuity lens system

Country Status (6)

Country Link
US (4) US6490094B2 (en)
EP (1) EP1272873A2 (en)
JP (1) JP4994556B2 (en)
AU (1) AU2001245787A1 (en)
CA (1) CA2403094C (en)
WO (1) WO2001071410A2 (en)

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US6490094B2 (en) 2002-12-03
US6721101B2 (en) 2004-04-13
AU2001245787A1 (en) 2001-10-03
CA2403094C (en) 2011-07-12
US20020008917A1 (en) 2002-01-24
EP1272873A2 (en) 2003-01-08
WO2001071410A2 (en) 2001-09-27
WO2001071410A3 (en) 2002-10-17
US20030112523A1 (en) 2003-06-19
US20020018299A1 (en) 2002-02-14
JP2003528349A (en) 2003-09-24
JP4994556B2 (en) 2012-08-08
US6473238B1 (en) 2002-10-29
US6587276B2 (en) 2003-07-01

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