MTI Capabilties test

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LED Lighting applications

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MTI Capabilties test

  1. 2. <ul><li>Who We Are? </li></ul><ul><li>General and custom LED illumination </li></ul><ul><li>Launched in 1995 – Bensalem PA </li></ul><ul><li>2000+ Standard lighting designs </li></ul><ul><li>Expertise in Electro-Optics, Mechanical, Electronics, and Non Imaging illumination </li></ul><ul><li>4 Engineers + 6 technical/assembly staff </li></ul><ul><li>Complete Cost effective solutions </li></ul><ul><li>Full in-house testing and verification </li></ul><ul><li>Customers include – P&G, BF Goodrich, J&J </li></ul>
  2. 3. <ul><li>Work we’ve Done </li></ul><ul><li>Machine Vision </li></ul><ul><li>FDA </li></ul><ul><ul><li>RGB+IR </li></ul></ul><ul><li>Railroad signals </li></ul><ul><ul><li>LED arrays + power supply </li></ul></ul><ul><li>Barcode readers </li></ul><ul><ul><li>Lensing </li></ul></ul><ul><li>Military </li></ul><ul><ul><li>100 watt lighting </li></ul></ul><ul><li>Automotive </li></ul><ul><ul><li>High Power Linelights </li></ul></ul><ul><ul><li>After Market </li></ul></ul>
  3. 4. <ul><li>CORE COMPETENCIES </li></ul><ul><ul><li>DESIGN </li></ul></ul><ul><ul><ul><li>APPLICATION ENGINEERING – from Concept to Verification to Product </li></ul></ul></ul><ul><ul><ul><li>SOLID MODELING – From SLA Prototyping to Molding </li></ul></ul></ul><ul><ul><ul><li>OPTICAL DESIGN / LIGHTING – Complete verification </li></ul></ul></ul><ul><ul><ul><li>PROJECT MANAGEMENT – Turn-key Solutions </li></ul></ul></ul><ul><ul><ul><li>Power Supplies – From Schematic to Fabrication </li></ul></ul></ul><ul><ul><li>Manufacturing </li></ul></ul><ul><ul><ul><li>Integrated services </li></ul></ul></ul><ul><ul><li>Sourcing </li></ul></ul><ul><ul><ul><li>LEDs , Hardware/Components, Molds </li></ul></ul></ul>
  4. 5. <ul><li>CORE Products and Capabilities </li></ul><ul><li>Product Development - Concept -> Prototype -> Detailed Design -> Manufacturing </li></ul><ul><li>LED Driver Electronics - Custom, cost and performance requirements. </li></ul><ul><li>Optical Design - To maximize lighting effectiveness. </li></ul><ul><li>Mechanical Design - Housings and thermal management. </li></ul><ul><li>Integration/Retrofit - Into your luminaire or system </li></ul><ul><li>Prototypes - Rapid turn-around and application assessment. </li></ul><ul><li>Test and Evaluation </li></ul><ul><li>Qualification and Certification </li></ul><ul><li>Project/Program Management Manufacturing </li></ul><ul><ul><li>News Release - Approved as an ACES partner 4-06 </li></ul></ul>
  5. 6. <ul><li>Applications Addressed: </li></ul><ul><ul><li>Automotive - inspection </li></ul></ul><ul><ul><li>Marine - accent </li></ul></ul><ul><ul><li>Outdoor/Signage – Security, spotlight, Low level illumination </li></ul></ul><ul><ul><li>Rail – reading and warning lights </li></ul></ul><ul><ul><li>Architectural – projection, accent </li></ul></ul><ul><ul><li>Military - inspection </li></ul></ul><ul><ul><li>Decorative - backlighting </li></ul></ul><ul><ul><li>Pharmaceutical – high speed inspection, color rendering, OCR </li></ul></ul>
  6. 7. <ul><li>Lighting – Why so important? </li></ul><ul><ul><li>80 % of success depends on Proper illumination </li></ul></ul><ul><ul><ul><li>Contrast </li></ul></ul></ul><ul><ul><ul><li>Resolution </li></ul></ul></ul><ul><ul><ul><li>Repeatability </li></ul></ul></ul><ul><ul><ul><li>Speed of processing </li></ul></ul></ul><ul><ul><ul><li>Cost of system </li></ul></ul></ul><ul><ul><li>Garbage in – Garbage out </li></ul></ul><ul><ul><li>Lighting is an Art form – Distances – angles - Brightness </li></ul></ul><ul><ul><li>No Substitute for Hands-on </li></ul></ul>
  7. 8. <ul><li>Considerations for Illumination </li></ul><ul><li>Color or Monochrome </li></ul><ul><li>Camera; Desired features; lighting; cost; </li></ul><ul><li>Size of area to be illuminated (FOV) </li></ul><ul><li>cost; space constraints; lensing; process speed </li></ul><ul><li>Nature of object – size ; surface ; artifact/s </li></ul><ul><li>Specular; diffuse; structure of light source; type and size of defect </li></ul><ul><li>Environmental and mechanical constraints </li></ul><ul><li>light source; structure; background; wash down? Maintenance </li></ul><ul><li>Speed of application </li></ul><ul><li>light source type; stability; repeatability; resolution of detail </li></ul><ul><li>Service life of light </li></ul><ul><li>light source type; cost of ownership </li></ul>
  8. 9. <ul><li>6 General Lighting Techniques – </li></ul><ul><li>Which Best Creates a detectable and repeatable contrast with the desired artifact/s on the inspected object. An object is an optical filter – Light rays are modified in 3 ways – Transmitted ; absorbed; reflected </li></ul><ul><ul><ul><li>Directional Front Illumination </li></ul></ul></ul><ul><ul><ul><li>Front Ringlight near axis (Brightfield) Illumination </li></ul></ul></ul><ul><ul><ul><li>Front Ring off axis (Darkfield) Illumination </li></ul></ul></ul><ul><ul><ul><li>Coaxial Illumination </li></ul></ul></ul><ul><ul><ul><li>Transmitted ( Back) Illumination </li></ul></ul></ul><ul><ul><ul><li>Diffuse Dome Illumination </li></ul></ul></ul>
  9. 10. <ul><li>Light Source Types </li></ul><ul><ul><ul><li>Solid State LED – Electro-luminescent output </li></ul></ul></ul><ul><ul><ul><li>Halogen – Gas filled – filament </li></ul></ul></ul><ul><ul><ul><ul><li>Fiber Optics is the conduit </li></ul></ul></ul></ul><ul><ul><ul><li>Xenon – Gas filled – arc </li></ul></ul></ul><ul><ul><ul><li>Fluorescent – Gaseous discharge </li></ul></ul></ul>
  10. 11. <ul><li>The LED advantage </li></ul><ul><ul><ul><li>Long lasting – 100k+ hrs </li></ul></ul></ul><ul><ul><ul><li>Pricing- Cost of Ownership </li></ul></ul></ul><ul><ul><ul><li>From Monochromatic to Infinite Color tuning. </li></ul></ul></ul><ul><ul><ul><li>Design flexibility </li></ul></ul></ul><ul><ul><ul><li>Voltage flexible </li></ul></ul></ul><ul><ul><ul><li>Shock/vibration resistant </li></ul></ul></ul><ul><ul><ul><li>“ Cold” light </li></ul></ul></ul><ul><ul><ul><li>Instant On - NANOsec’s </li></ul></ul></ul><ul><ul><ul><li>Intensity Adjustable </li></ul></ul></ul><ul><ul><ul><ul><li>Intensity unlimited </li></ul></ul></ul></ul><ul><ul><ul><ul><li>High efficiency </li></ul></ul></ul></ul>
  11. 12. <ul><li>Some LED background </li></ul><ul><ul><ul><li>Die structure – PN junction </li></ul></ul></ul><ul><ul><ul><li>3mm and 5mm </li></ul></ul></ul><ul><ul><ul><li>Surface mount </li></ul></ul></ul><ul><ul><ul><li>“ Cold light” </li></ul></ul></ul><ul><ul><ul><li>Heat </li></ul></ul></ul>
  12. 13. <ul><li>Some LED background </li></ul><ul><ul><ul><li>LED Parameters </li></ul></ul></ul><ul><ul><ul><ul><li>Current driven </li></ul></ul></ul></ul><ul><ul><ul><li>“ White” LEDs </li></ul></ul></ul>
  13. 14. <ul><li>Front Lighting - Directed </li></ul><ul><ul><li>Creates contrast and shadows through incidence angles </li></ul></ul><ul><ul><li>Good control of contrasts </li></ul></ul><ul><ul><li>May create unwanted shadows </li></ul></ul><ul><ul><li>Design Flexible in setting up multiple sources </li></ul></ul><ul><ul><li>Uneven Intensity – Inverse Sq Law </li></ul></ul><ul><ul><li>Good for long arrays </li></ul></ul>
  14. 15. <ul><li>Front Lighting - Diffused </li></ul><ul><ul><li>Creates contrast and shadows through incidence angles </li></ul></ul><ul><ul><li>Softer – non directional </li></ul></ul><ul><ul><li>lower contrast </li></ul></ul><ul><ul><li>Reduced glare on specular objects </li></ul></ul><ul><ul><li>Design Flexible in setting up multiple sources </li></ul></ul><ul><ul><li>Easy to implement </li></ul></ul><ul><ul><li>Uneven Intensity – Inverse Sq Law E=1/d ² </li></ul></ul>
  15. 16. <ul><li>Near Axis – (Brightfield) Ringlight </li></ul><ul><ul><li>Generally good for standard applications. Provides a uniform intense shadow free illumination. </li></ul></ul><ul><ul><li>Not suitable for reflective surfaces </li></ul></ul><ul><ul><li>Camera Mountable </li></ul></ul><ul><ul><li>Sizes from 75mm to 150mm </li></ul></ul><ul><ul><li>Easy alignment </li></ul></ul>
  16. 17. <ul><li>Off-Axis (Darkfield) Ringlight </li></ul><ul><li>Highlights defects on highly specular surfaces </li></ul><ul><ul><li>Surface Defects </li></ul></ul><ul><ul><li>Stratches </li></ul></ul><ul><ul><li>Minor relief </li></ul></ul><ul><ul><li>Occlusions </li></ul></ul><ul><ul><li>Solder pads </li></ul></ul>
  17. 18. <ul><li>Coaxial Illumination </li></ul><ul><ul><li>Light on axis with camera line of sight </li></ul></ul><ul><ul><li>Eliminates shadows </li></ul></ul><ul><ul><li>Excellent for highly specular surfaces </li></ul></ul><ul><ul><li>Uniform across field of view </li></ul></ul>
  18. 19. <ul><li>Dome Lighting </li></ul><ul><ul><li>Non-directional diffuse light eliminates glare and shadows </li></ul></ul><ul><ul><li>For use on highly reflective surfaces </li></ul></ul><ul><ul><li>Eliminates the Inverse Square law E=1/d ² </li></ul></ul>
  19. 20. <ul><li>Back Lighting </li></ul><ul><ul><li>Sharp silhouettes of objects for edge detection and even illumination for opaque and transparent targets </li></ul></ul><ul><ul><li>Diffuse – Collimated - Polarized </li></ul></ul><ul><ul><li>Provides dimensional analysis </li></ul></ul><ul><ul><li>Ideal for Transparent Packaging/product verification </li></ul></ul><ul><ul><li>Drill holes and perforations – sharp edges </li></ul></ul><ul><ul><li>Birefringence </li></ul></ul>
  20. 21. Metaphase Technologies Value-Added Lighting solutions <ul><li>Line Lighting </li></ul><ul><ul><li>Sharp silhouettes of objects for edge detection and even illumination for opaque and transparent targets </li></ul></ul><ul><ul><ul><li>Works with Line scan camera </li></ul></ul></ul><ul><ul><ul><li>Higher resolution </li></ul></ul></ul><ul><ul><ul><li>Higher Intensity </li></ul></ul></ul><ul><ul><ul><li>Topography </li></ul></ul></ul>
  21. 22. <ul><li>Custom Structured Lighting </li></ul><ul><ul><li>Combinations of basic setups </li></ul></ul><ul><ul><ul><li>Bk + Diffuse Dome light </li></ul></ul></ul><ul><ul><ul><li>Better resolution </li></ul></ul></ul><ul><ul><ul><li>Higher Intensity </li></ul></ul></ul><ul><ul><ul><li>Multiple Topographies </li></ul></ul></ul><ul><ul><ul><li>Multiple artifacts </li></ul></ul></ul>
  22. 23. <ul><li>Enhancements and beyond the Human Eye </li></ul><ul><ul><li>Filters </li></ul></ul><ul><ul><ul><li>Complimentary colors increase contrast </li></ul></ul></ul><ul><ul><ul><li>Neutral Density (ND) filters provide flat attenuation </li></ul></ul></ul><ul><ul><ul><li>Reduces Ambient noise </li></ul></ul></ul><ul><ul><li>Polarizing </li></ul></ul><ul><ul><ul><li>Reduces specular glare </li></ul></ul></ul><ul><ul><li>IR </li></ul></ul><ul><ul><ul><li>Contrast features; dyes - 840-940nm </li></ul></ul></ul><ul><ul><ul><li>Invisible to naked eye – silicon sensitive </li></ul></ul></ul><ul><ul><ul><li>Benefits – Eliminates light noise; Saves on shielding </li></ul></ul></ul><ul><ul><li>UV </li></ul></ul><ul><ul><ul><li>Fluorescent dyes </li></ul></ul></ul>
  23. 24. <ul><li>Power Supplies </li></ul><ul><ul><ul><li>Open Frame </li></ul></ul></ul><ul><ul><ul><li>Strobe </li></ul></ul></ul><ul><ul><ul><li>DC Controller Constant Current – Voltage </li></ul></ul></ul><ul><ul><ul><li>Interfaces </li></ul></ul></ul>
  24. 25. <ul><li>GROWTH AREAS </li></ul><ul><ul><li>META-Bright Arrays </li></ul></ul><ul><ul><li>MetaBright ™ </li></ul></ul><ul><ul><li>Flex line lights </li></ul></ul><ul><ul><li>IR Modules </li></ul></ul><ul><ul><li>UV Modules </li></ul></ul><ul><ul><li>High Brightness LED’s </li></ul></ul><ul><ul><li>Optical Assemblies </li></ul></ul>

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