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Home > Communications > Wireless > Mobile
Reinventing The Lens: Next-Gen Focus & Zoom Technology
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| Published Date:
February 2007
Published By:
Future Image Inc
Page Count:
56
Order Code:
R322-42
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- I. Introduction
- 1. Reinventing the lens
- 1.1 Challenges
- 1.2 A Setback
- 1.3 Industry Response
- 1.4 The Incredible Shrinking Sensor
- 1.5 Innovation Required
- 2. Next-Gen Focus & Zoom Technologies
- 2.1 Why are they necessary?
Sidebar: Active vs. passive auto-focus
- 2.2 What about "Digital Auto-Fous (DAF)" lenses?
- 2.3 Current motion technology
- 2.3.1 DC motors
- 2.3.2 Stepper motors
- 2.3.3 Voice-coil motors
- 2.3.4 Ultra-sonic motors
- 2.4 Challenging requirements
- 2.4.1 Size
- 2.4.2 Cost
- 2.4.3 Ruggedness
- 2.5 Responses
- 2.5.1 Piezoelectric motors
Sidebar: Shape Memory Alloy (SMA): Promising, but not ready for primetime ..17
- 2.5.2 Electroactive Polymers (EAPs)
- 2.5.3 Electrowetting
- II. Vendor Profiles
- 3. Artificial Muscle Inc.
- 3.1 Company Profile
- 3.1.1 Primary Contact
- 3.2 Technology
- 3.3 Advantages
- 3.3.1 Compared to traditional actuators?
- 3.3.2 Compared to competing technologies?
- 3.3.3 Compared to competing products that use similar technology?
- 3.4 Disadvantages
- 3.4.1 Compared to traditional actuators?
- 3.4.2 Compared to competing technologies?
- 3.4.3 Compared to competing products that use similar technology?
- 3.5 Product Information
- 3.5.1 Product names / models
- 3.5.2 Release dates
- 3.5.3 Target customer and market segment
- 3.5.4 Product size
- 3.5.5 Unit price
- 3.5.6 Speed
- 3.5.7 User experience
- 3.5.8 Power requirements
- 3.5.9 Other requirements
- 3.5.10 Ruggedness
- 3.5.11 Manufacturing supply
- 3.5.12 Track record
- 4. Johnson Electric / Nanomotion
- 4.1 Company Profile
- 4.1.1 Primary Contact
- 4.2 Technology
- 4.3 Advantages
- 4.3.1 Compared to traditional actuators?
- 4.3.2 Compared to competing technologies?
- 4.3.3 Compared to competing products that use similar technology?
- 4.4 Disadvantages
- 4.4.1 Compared to traditional actuators?
- 4.4.2 Compared to competing technologies?
- 4.4.3 Compared to competing products that use similar technology?
- 4.5 Product Information
- 4.5.1 Product names / models
- 4.5.2 Release dates
- 4.5.3 Target customer and market segment
- 4.5.4 Product size
- 4.5.5 Unit price
- 4.5.6 Speed
- 4.5.7 User experience
- 4.5.8 Power requirements
- 4.5.9 Other requirements
- 4.5.10 Ruggedness
- 4.5.11 Manufacturing supply
- 4.5.12 Track record
- 5. New Scale Technologies, Inc.
- 5.1 Company Profile
- 5.1.1 Primary Contact
- 5.2 Technology
- 5.3 Advantages
- 5.3.1 Compared to traditional actuators?
- 5.3.2 Compared to competing technologies?
- 5.3.3 Compared to competing products that use similar technology?
- 5.4 Disadvantages
- 5.4.1 Compared to traditional actuators?
- 5.4.2 Compared to competing technologies?
- 5.4.3 Compared to competing products that use similar technology?
- 5.5 Product Information
- 5.5.1 Product names / models
- 5.5.2 Release dates
- 5.5.3 Target customer and market segment
- 5.5.4 Product size
- 5.5.5 Unit price
- 5.5.6 Speed
- 5.5.7 User experience
- 5.5.8 Power requirements
- 5.5.9 Other requirements
- 5.5.10 Ruggedness
- 5.5.11 Manufacturing supply
- 5.5.12 Track record
- 6. Varioptic SA
- 6.1 Company Profile
- 6.1.1 Primary Contact
- 6.2 Technology
- 6.3 Advantages
- 6.3.1 Compared to traditional actuators?
- 6.3.2 Compared to competing technologies?
- 6.3.3 Compared to competing products that use similar technology?
- 6.4 Disadvantages
- 6.4.1 Compared to traditional actuators?
- 6.4.2 Compared to competing technologies?
- 6.4.3 Compared to competing products that use similar technology?
- 6.5 Product Information
- 6.5.1 Product names / models
- 6.5.2 Release dates
- 6.5.3 Target customer and market segment
- 6.5.4 Product size
- 6.5.5 Unit price
- 6.5.6 Speed
- 6.5.7 User experience
- 6.5.8 Power requirements
- 6.5.9 Other requirements
- 6.5.10 Ruggedness
- 6.5.11 Manufacturing supply
- 6.5.12 Track record
- III. Conclusions & Outlook
- 7. Conclusions & Outlook
- 7.1. The Need Exists
- 7.2. Artificial Muscle Inc.
- 7.3. Johnson Electric / Nanomotion
- 7.4. New Scale Technologies
- 7.5. Varioptic S.A.
- 7.6 The Proof of the Pudding
- TABLE OF FIGURES
- Fig. 1 - Sharp 5MP CCD camera module LZ0P3770 with
auto-focus and 3x optical ‘inner’ zoom
- Fig. 2 - Toshiba A5504T, Kyocera TK41, Motorola RZR V3
- Fig. 3 - Samsung Ultra Edition handsets
- Fig. 4 - Grid showing 36 2.2-micron pixels on the cross section
of the average human hair
- Fig. 5 - Schematic of a typical mobile camera module
- Fig. 6 - First auto-focus camera: Konica C35 AF
- Fig. 7 - Afocal zoom lens system
- Fig. 8 - Digital vs. optical zoom
- Fig. 9 - Phones that incorporate optical zoom
- Fig. 10 - A simple DC motor
- Fig. 11 - FDK Corporation SM3.7 series: the world’s smallest
stepper motors
- Fig. 12 - Sharp 5MP, 3x optical zoom module compared to
typical camera-phone module
- Fig. 13 - MIGA Motors SMA-based Displacement Multiplied
Linear Actuator
- Fig. 14 - How dialectric elastomers work
- Fig. 15 - Electrowetting: a droplet of liquid on a hydrophobic
surface
- Fig. 16 - A cutaway illustration of AMI’s Universal Muscle
Activator (UMA)
- Fig. 17 - AMI’s DLP-95 compared to a dime
- Fig. 18 - Cross-section of AMI’s DLP-95 camera module
- Fig. 19 - A drawing illustrating the linear motion created by the
elliptical trajectory of the piezo element
- Fig. 20 - A comparison of the macro performance of (top to
bottom) stepper, VCM, and NanoZoom
- Fig. 21 - NanoLens module
- Fig. 22 - NanoZoom module
- Fig. 23 - NanoZoom 13-mm Zoom motion unit
- Fig. 24 - Illustration of SQIGGLE motor with the parts labeled
- Fig. 25 - Illustration of a camera module showing the lens
assembly in the up & down positions
- Fig. 26 - New Scale SQIGGLE motor SQL-1.55-6 on a fingertip ..30
- Fig. 27 - A prototype optical zoom module from New Scale,
compared to an Xacto knife
- Fig. 28 - A Varioptic lens with the current ON and OFF
- Fig. 29 - Centering a liquid droplet
- Fig. 30 - Schematic drawing for a prototype optical zoom lens
based on two liquid lenses
- Fig. 31 - AFCM MI285 2MP auto-focus camera module
- Fig. 32 - Varioptic Lenses Artic 320 and Arctic 416, compared
to the tip of a pencil
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