156B Week 8

Overview of Status of Analysis, Design, Fabrication, Tests, etc.

• • Optics Design: In Progress

    • Verified alignment of objectives using objective rotation mechanism

    • Testing of halogen lamp for brightfield

  • TIRF Testing: In Progress

    • Continued performing tests to determine appropriate angle, distance, intensity configurations for optimum imaging performance

  • Spectroscopy: In Progress

    • Determine dimensions of apparatus

    • Completed wiring of line CCD circuit

    • Program to read appropriate data off line CCD in progress

    • Sent inquiry to vendor that manufacturers spectrophotometer arduino shields

    • Assessing whether feasible within time frame of class (spectroscopy is secondary objective)

  • Electronics: In Progress

    • Possible electronics design:

      • Implementation of transistor for device power management

      • Implementation of USB hub

  • Mechanical: In Progress

    • Testing:

      • Implementation of compression springs to keep lead screw engaged

    • Completed first design of slide tray

  • Software: In Progress

    • Development of UI in Java

    • Development of high resolution image capture

Accomplishments from Previous Week

• • Completed coding for objective rotation mechanism

  • Successful operation of objective rotation mechanism

  • Verified alignment of objective configurations

  • Completed CAD model of first design of slide tray

Goals for Next Week (list names after each item). Use specific and measurable objectives.

• • Draft of presentation poster (Kyle, Leo, Reggie, Sean)

  • Final Draft of Report (Kyle, Leo, Reggie, Sean)

  • Slide tray fabrication (Kyle, Leo)

  • Final Draft of Website (Reggie)

  • Complete testing/design of Spectrophotometer (Reggie, Sean)

  • Complete testing for determination of fluorescence dimensions (Reggie, Sean)

  • Fabrication of outer box (Kyle, Leo)

  • Purchase electronic components for final prototype (Sean)

  • Purchase hardware components for final prototype (Kyle, Leo)

  • Rewiring of electronics using new components (Sean, Leo)

Sponsor Comments from Last Meeting and Actions Taken to Address these Comments (indicate date of comments and if via email or in person)

• • Comments from 5/23/12 Meeting:

    • Liked recent image captures from brightfield using new objective rotation mechanism

    • Would like UI to be implemented with iPad

    • Would like to take prototype to Mozambique

    • Plans for possible manufacture of product in future

Instructor Comments from Last Meeting and Actions Taken to Address these Comments  (indicate date of comments and if via email or in person)

• •  Comments from 5/17/12 Meeting:

    • Good hardware progress

Comments from Other Students in the Class (indicate date of comments and if via email or in person)

• • N/A

Risks and Areas of Concern

• • Properly reading data of line CCD (for spectrophotometer)

  • TIRF Lighting Issues

    • Requires more testing

Resources or Information Required but not Available

• • Spectrophotometer Arduino shield

    • Sent purchase inquiry to vendor

  • 5MP USB CMOS Sensor

    • Achieved contact with vendor

    • Awaiting confirmation of order and shipment

Schedule

• • Completion of Final Prototype

  • Testing of Prototype Performance

Budget (list amount spent and amount remaining)

• • Amount Spent: $988.02

  • Amount Remaining: $511.98

Progress on Report and Webpage

• • Second draft of Webpage In Progress

  • Second draft of Report In Progress

  • Uploaded Content onto Multimedia Page