1 / 129

The Changing Trends in Low Vision Technology 2006 CCTV Video Magnifiers

The Changing Trends in Low Vision Technology 2006 CCTV Video Magnifiers. Robert McGillivray Certified Low Vision Therapist The Carroll Center f/t Blind Mass Commission f/t Blind. PowerPoint Presentation Automatic Download. www.carroll.org/ppt/lvtech2006.ppt Large file PowerPoint required.

lavina
Download Presentation

The Changing Trends in Low Vision Technology 2006 CCTV Video Magnifiers

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. The Changing Trends in Low Vision Technology 2006CCTV Video Magnifiers Robert McGillivray Certified Low Vision Therapist The Carroll Center f/t Blind Mass Commission f/t Blind

  2. PowerPoint PresentationAutomatic Download www.carroll.org/ppt/lvtech2006.ppt Large file PowerPoint required

  3. Plan • Review current technology • Explore some newer and unique devices • Discuss characteristics and considerations • Identify trends • Review resources

  4. Increasing Visual Function • Magnification • Controlling lighting (brightness) • Enhancing contrast • Viewing skills

  5. Desktop systems Variable magnification Brightness controls Color, normal, high and reverse contrasts Large field of view In-line viewing Options Color select Windowing/underlining Traditional CCTV Video Magnifiers

  6. Magnification

  7. Brightness/Contrast

  8. Color

  9. Color select

  10. Windowing and underlining

  11. Increase reading speed Increase duration Reduced visual effort Comfortable working position Adaptability Bulk Cost Traditional CCTV Video Magnifiers

  12. Camera Analog, digital, combo Lens Focus: variable, fixed Manual, auto-focus Zoom, non-zoom Display Proprietary Dedicated, tuned Commercial Type: CRT, VGA, TV, LCD, other Video Magnifier Basics

  13. Controls Mechanical, electronic Design Desktop Portable Compact Transportable Head borne Specialty Video Magnifier Basics

  14. Video Magnifier Considerations • Image Quality • Brightness level • Contrast • Modes: B/W, W/B, HC, color • Sharpness/Clarity • Image retention; static and moving • Range of magnification: low, high • High and low magnification image • Images of poor contrast material • Ambient lighting: material, screen • Depth/range of focus • Digital images

  15. Considerations • Features • Color, black and white, color select • Focus: manual, auto, one-touch • Contrast, brightness controls • Underlining and windowing • Image capture • Display: type, size • Video in, video out

  16. Considerations • User Interaction • Monitor height • Use of controls: ergonomics • Electronic controls • Use of reading tray • Writing

  17. Considerations • Support/Service • Warranty • Local Representation • Repair Centers

  18. Trends in Video Magnifiers • Auto-focus • Enhanced (HC) positive mode • Lower cost color systems • Warranties: 1year to Lifetime • LCD Displays • Television, Computer • 2x magnification • Electronic controls • Digital cameras • Computer compatibility • Portability/Compactness • Near and distant viewing • Head-borne displays

  19. Newer Desktop Video MagnifiersCRT displays • Enhanced Vision Merlin Plus • AssistVision Neo • ClearView Plus • Freedom Scientific Topaz

  20. Enhanced Vision Merlin Plus • Color, auto focus • Preset button, locator mode • 4X to 50X • Color, color select, B/W, HC B/W, W/B • Line markers/ windowing • Video In • Computer compatible • Split screen • Remote software • $2495.00 w/o monitor • 3 year warranty

  21. AssistVision Neo • 2X to 50X • One touch & auto focus • Tri-level zoom speed • Color, B/W, W/B • Light source: off/on • Video In for Distance • 3 year warranty • Range of focus • $1995.00 w/14”

  22. Optelec ClearView Plus • New Modular Design • One-button control system • Tray mounted electronic controls • Always-in-Focus technology • 2X-50X • Specially designed monitors • Basic or Advanced Feature Pack • $1795.00 to $2995.00

  23. Newer Desktop Video MagnifiersIntegrated LCD displays • Telesensory Apex • Optelec CV + Panel • Enhanced Vision Panel • VTI Solitiare • Freedom Scientific Topaz

  24. Active Matrix/TFT (thin film transistor) Flicker free High contrast Crisper image Good color saturation Thin, light weight Image retention issue Higher costs Liquid Crystal Displays (LCD) Flat Panel

  25. Best at specific (high) resolution w/ computer Viewing angle (laptop, digital camera) Video response/refresh rates: Can be poor with moving images Games, Animation, Video Magnifiers, Screen magnification CCTV: low X, high reading rate Trends: 20ms to 12ms to “6ms” Liquid Crystal Displays (LCD)

  26. Telesensory Aladdin Apex • Integrated 17 or 20 inch LCD Screen • Flexible/Adjustable positioning • Closer distances possible • Lighter weight • Auto focus • Color, color select • 17-inch system: $2795.00 • 20-inch system: $3195.00

  27. Optelec CV Plus Panel • 17-inch flat panel display • Adjustable height • 8 ms response • Modular design (all CV+s) • One-button control system • Table mounted electronic controls • Always-in-Focus technology • Basic or Advanced Feature Pack • 2X-50X • $2695.00

  28. Enhanced Vision Merlin LCD • Integrated 17-inch LCD display • 8 MS response rate • Screen pivots, tilts and swivels • Raise and lower screen • 24 custom color combinations • 4 standard viewing modes • 5 to 61x magnification • 3 year warranty on complete unit • Object Locator • Auto Focus, Focus Lock • Preset Magnifications • $2495.00

  29. Vision Technology IncSolitiare • 17-inch LCD • One-piece, one box system • “Fold and Go feature” • Electronic controls • $2895.00

  30. Freedom Scientific Topaz LCD • 3X to 70X magnification • Controls mounted on display • Integrated 17 or 19 inch monitor • Adjustable height and tilt • 28 color combinations • Push button controls • Auto focus, focus lock • Position locator • $2595.00 to $2995.00

  31. Freedom Scientific Topaz LCD • 3X to 70X magnification • Controls mounted on display • Integrated 17 or 19 inch monitor • Adjustable height and tilt • 28 color combinations • Push button controls • Auto focus, focus lock • Position locator • $2595.00 to $2995.00

  32. Other New LCD Systems • Enhanced Vision • Merlin 19-inch Flat Panel • MagniSight • LCD panel (6ms)

  33. Computer Compatible • SVGA displays: CRT, LCD • Split screen viewing, PIP • Does not magnify computer image • View only one monitor • Working distance • Notebook compatibility (software) • Desk space • Brightness, contrast • Image quality • Range: $2500.00 to $3000.00

  34. Less Expensive SolutionsHand-scan camera with TVs • Enhanced Vision Max • Beirley MonoMouse • Eschenbach Videolupe • Innoventions MagniCam • Innoventions Primer

  35. Enhanced Vision Max • 16X to 28X on 20-inch TV • Image: color, black and white, high contrast positive and negative • Own TV as display • Black and White: $349.00 • Color: $449.00 • Options: MaxTrak, Writing stand

  36. Bierley MonoMouse, ColorMouse • Fixed magnification • Two choices • 13X on 20” TV • 24X on 20” TV • Own TV as display • Black on White only • $198.00 • Color only • $325.00 • Future: White on black

  37. Eschenbach Videolupe Plus • Illuminated stand magnifier with video output • 3X optical magnifier • 7.5 X and 10X on 17-inch television • Black and white, white on black • $799.00

  38. Task Specific • General use, specific use • Primary, Secondary, Supplemental • Portability: worker, student, personal • Multi-Tasking: near & distance, input to computer • Specific Needs: machinist, pharmacists, music student, lecturer, data input, customer service, translator, CEO.

  39. Portable/CompactConsiderations • Image Quality • Brightness level • Contrast • Clarity/sharpness • Modes: B/W, W/B, color • Image retention • High and low magnification image • Viewing angle • Ambient lighting: material, screen • Depth/range of focus • Range of magnification: low, high

  40. Portable/CompactConsiderations • Maneuverability • Ease of movement over material • Handling, size • Use of controls, features • Ergonomics • Writing • Video in, video out

  41. Portable/CompactConsiderations • Power • Battery life • Recharging factors • Battery replacement • AC power • Support/service • Warranty • Repair

  42. NewerPortable Video MagnifiersIntegrated Units • Telesensory Olympia • Optelec Traveller • Foci Strix • Enhanced Vision Amigo

  43. Telesensory Olympia • 7 inch LCD display • Color, B/W, W/B • 5X, 7X, 15X optical • 2X digital • Writing stand • Brightness control • External battery • 2.5 pounds • $1895.00

  44. Optelec Traveller Plus • 6.4 inch LCD display • Color, B/W, W/B • Tilting screen • 4X to 16X • Internal rechargeable battery • Use time: 2.5 hours • Charge time: 3 hours • Writing position w/ light • 2 pounds • $1995.00

  45. Reading Mode Writing Position 3-4 hour battery Portable 7 inch tilting screen 2X to 22X $2195.00 Limited USA distribution Foci: Strix

  46. Optional clamp on stand Hand crafts Desktop type reading Handheld for distance viewing Image Capture Weight! Foci Strix

  47. Enhanced Vision Amigo • 6.5 inch tilting display • Slim (<2”), Light (1.3 lbs) • 3.5X to 14X magnification • Freeze frame • Rechargeable and replaceable battery • 6 viewing modes • TV output • Writing stand • Battery • Run time: 1.5 hours • Charge time: 3.5 hours • Supplied with 2 batteries • 2 year warranty • $1795.00

  48. NewerPortable Video MagnifiersHand-Scan Cameras • Ash Tech Liberty Solo • AssistVision Slider • Enhanced Vision MaxPanel • Enhanced Vision FlipperPanel • Others

  49. Ash Technologies/ Freedom Vision Liberty Solo • 12 inch LCD display • Color, B/W, W/B • Tilting screen • 10X to 20X plus 2X digital • 4X to 6X: reading stand • Exchangeable battery • Writing stand • Video in, VGA out • Line markers, etc. • 9 pounds • $3295.00

More Related