Laptop Computers and CCTV Video Magnifiers 2008 Using a Laptop Computer as a Portable Video...

Click here to load reader

  • date post

  • Category


  • view

  • download


Embed Size (px)

Transcript of Laptop Computers and CCTV Video Magnifiers 2008 Using a Laptop Computer as a Portable Video...

  • Slide 1

Laptop Computers and CCTV Video Magnifiers 2008 Using a Laptop Computer as a Portable Video Magnifier Display Robert McGillivray Certified Low Vision Therapist The Carroll Center f/t Blind Mass Commission f/t Blind Slide 2 Laptop Computers and CCTV Video Magnifiers PowerPoint Presentation Located at: Slide 3 Exhibit Area Unique opportunity to see and compare technology Review products with vendor Ask competitor about products and alternatives Explore other options Get case studies, examples Slide 4 Increasing Visual Function Magnification Controlling lighting (brightness) Enhancing contrast Viewing skills Slide 5 Traditional CCTV Video Magnifiers Adaptability Transportability Bulk Power Cost Increased reading speed Increased duration Reduced visual effort Comfortable working position Slide 6 Laptop Computers and the CCTV Video Magnifier Using a Laptop Computer as a Portable Video Magnifier Display Slide 7 Plan The Concept The Technology The Considerations The Tasks The Products The Concerns The Review The Trends The Resources Slide 8 The Concept Most students use laptop/notebook computers Video magnification could be helpful Portable camera using notebook display Slide 9 The Concept Multi-Task Computer, read, write, see at a distance Classroom, Conferences, In-Service Training On-site activities; reports, forms, assessments Slide 10 The Concept Software required is available Image quality getting better More resources/choices available Slide 11 The Concept Video camera images with Picture in Picture (PIP) Image capture software Media Center programs Input: Video in, USB adapters General Use: Off the Shelf Limited image quality and response Powered cameras (AC) Max, MagniCam, OVAC Prisma, Flipper CamCorder Slide 12 The Concept Special modified software/systems Professional More acceptable image Visual enhancement features Keyboard controlled USB powered cameras USB operation gives portability Some drain on laptop battery Requirements High performance computer High performance video card Slide 13 The Technology Video Camera CCTV video magnifiers, others Camera Power Source USB, Battery, AC Laptop Computer Requirements USB Interface/Adaptor Video Imaging/Capture Software Simple, Advanced, Complex Transportability Slide 14 The Cameras General Use: Off the Self Existing CCTV video cameras Analog camera Modified, Adapter, Connector Abilities and limits Specific/Specialty: Professional Special design for function/task Slide 15 Power Computer system powered USB Percent of usage; 10% to 30% Drain Battery powered Rechargeable Run time, recharge time Replaceable? Slide 16 Power Built in battery pack Part of camera, longer life 4 hours to 10 hours Auxiliary battery pack Part of adapter, long life Replaceable? AC Availability Slide 17 The Computer Laptop (or desktop) Windows XP SP2, Vista Fast and powerful Memory Slide 18 Typical Requirements Microsoft Windows XP Service Pack 2 or Vista Intel Celeron 2.0GHz (minimum) Intel Pentium 4 1.6GHz (min) AMD AthlonXP2400 or higher USB-2 High Speed port(s) 32MB Video RAM (64MB or more recommended) 480MB RAM (min) Slide 19 USB Interface Video to USB USB Connector from camera Video/USB Adaptor Part of power pack Slide 20 The Software Commercial/Off the Shelf WinTV 2000 WinAmp TV tuner, Media Center Proprietary/Specialty Ash Tech Opti Clarity Capture Enhanced Vision USB Bridge Freedom Scientific Eye Merge HumanWare Graduate Optelec ClearNote Zoom Office Slide 21 Software General Software Features Full Screen, resizable Picture in Picture (PIP) Always on Top Image Control Brightness, contrast, color, etc Viewing Window Window size, position, image menus, views Image Capture: jpeg, bmp Storage location, method Slide 22 Software Advanced Software Features Visual Enhancement Controlling Software Mouse Keyboard Combination Camera control by keyboard Magnification Modes, colors Markers Setting views/presets, windows, enhanced images Slide 23 Software Menus Slide 24 Transportability Size: base, arm, folding Weight Carrying Case Special Backpack Laptop Case Slide 25 The Considerations Laptop LCD Displays Thin, light weight for portability Flicker free High contrast Good color saturation Viewing angle (laptop, digital camera) Video response rate/times: Can be poor with moving images Games, Animation, Video Magnifiers, Screen magnification CCTV: low X, high reading rate Trends: faster response/rates Slide 26 The Considerations Image Quality: Camera Modes: B/W, W/B, HC, color Range of magnification: low, high Depth/range of focus Ambient lighting: material, screen Image Quality: Computer Brightness level Contrast Image retention; static and moving Processing display Images of poor contrast material Slide 27 The Considerations User Interaction Setup: space, technical Camera mount if needed Use of controls: ergonomics Computer conflicts Information gathering Multitasking Transporting/Weight Slide 28 The Considerations Support/Service Warranty Local Representation/Tech Support Repair Centers Slide 29 The Tasks Task Specific General use, specific use Primary, Secondary, Supplemental Portability: worker, student, personal Multi-Tasking: compute, near, desktop, intermediate & distance Reading, writing, inspection, info gathering Specific Needs: Student, social worker, lawyer, music student, lecturer, translator. Slide 30 Distance Viewing Issues Information gathering Classroom activities Short term tasks Image captures Intensive board work, distracting Magnification/distance Slide 31 Distance Viewing Area of View related to Magnification Available Magnification Slide 32 Distance Viewing Camera aiming/tracking effort Information gathering Slide 33 Screen Magnification Compatibility Multi Tasking Typically, one or other, magnification on/off Using magnification may enlarge video image Video corruption New compatibility with Screen Magnification Programs Split view allows simultaneous view of CCTV image and computer image New updates Slide 34 Dolphin Products Lunar, Lunar Plus, SuperNova Compatible with a range of CCTVs Optelec ClearNote LVI Student Ash Tech OPTi Foci iDex May need upgrades Slide 35 Zoomtext ZoomText Magnifier, ZoomText Magnifier/Reader CCTV USB compatibility Vendor compatibility Optelec ClearNote LVI Student Ash Tech Clarity USA Foci iDex HumanWare Graduate Others Slide 36 MAGic Onyx PC Version camera MAGic with Eye Merge Software Slide 37 The Products An Example of a simple approach Beirley: ColorMouse USB Professional Products Ash Technology: OPTi Family Clarity: PCMate Enhanced Vision: Max, Flipper Freedom Scientific Onyx PC HumanWare Graduate LVI: Student Addition Optelec: ClearNote ABISee: Zoom Ex Others Slide 38 The Products Beirley: ColorMouse USB Ash Tech: OPTi Family Clarity: PCMate Enhanced Vision: Max, Flipper Slide 39 The Products Freedom Scientific Onyx PC HumanWare Graduate LVI: Student Optelec: ClearNote ABISee: Zoom Ex Slide 40 The Products Optron iStick Foci iDex Slide 41 Bierley ColorMouse USB2 Simple color camera USB 2 port powered Fixed magnification (resize) Simple video software PIP Video image control Brightness, contrast, hue, etc $597.00 Slide 42 Bierley ColorMouse USB2 Inexpensive Very compact Powered by computer Fixed magnification (resize) No W/B, B/W (yet) Limited software features No Distance Viewing Slide 43 Ash Technology OPTi Verso Desktop and distance Magnification: 2X-20X, 80X digital Built in 6 hours rechargeable battery Keyboard controlled zoom Keyboard controlled software $2495.00 Slide 44 Ash Technology OPTi Lite Prism mini desktop design Integrated USB 2.0 camera, battery, software 4X to 40X magnification (~screen) Near tasks only Manual focus Relative distance Magnification Weight 2.7 pounds Built in 10 hours rechargeable battery $1795.00 Slide 45 Ash Technology OPTi Mouse Near and distance USB Adapter with built in 10 hours rechargeable battery 3X to 27X magnification (~screen) Weight 1 pound $1295.00 Slide 46 OPTi Software Unique OPTi interface toolbar with keyboard control Laptop or Desktop PC compatible Fully adjustable image size horizontally and vertically Enhanced positive and negative image Choice of eight high contrast foreground and background semi-colors Full control of video display parameters Image capture and save facility Slide 47 Clarity PCMate Clarity camera Capture 4.1 software USB 2 powered Requires 2 USB 2 ports Camera mounts Desktop and distance viewing PIP, full screen $2995.00 Slide 48 Carity PCMate Slide 49 Clarity PCMate Powered by USB Requires 2 USB 2 ports Sequence, setup Remote control camera Keyboard controlled software Slide 50 Enhanced Vision Max/Flipper with USB Bridge Max hand-scan color camera Flipper Camera USB adapter/battery pack To be released early 2009 Slide 51 Freedom Scientific Onyx PC Editions MAGic Eye Merge Software Image capture and storage Masking and reading lines Split screen features Swing-arm (6 lbs)and Flexible- arm (4 lbs, 7 oz) models Light weight Cost: $2895.00 Slide 52 HumanWare SmartView Graduate Distance and Desktop viewing Fits in computer bag USB powered Camera and keyboard controls 2.5 pounds Up to 50X Image capture and storage High contrast Viewing modes Adjustable brightness and contrast Slide 53 LVI: MLS Student Addition USB powered camera Keyboard controlled camera Keyboard controlled software Dolphin, ZoomText compatible Desktop, distance viewing Slide 54 Optelec ClearNote Desktop and distance viewing 2.4GHz, USB 2 Laptop compatible Advanced Software 3X to 46X Integrated 5 to 6 hour battery $2695.00 Slide 55 Optelec ClearNote Ease of camera aiming Built in Light source Camera control positioning Keyboard controlled software Keyboard controlled camera Dolph