1. P08456: Underwater L.E.D. Light for an R.O.V Jeremy Schiele Benoit Hennekinne Ryan Seeber Jonathan Lent Justin VanSlyke

2. Light Unit Architecture User Input G.U.I. USB Converter Micro- Controller LED Driver Temp. Sensor Power Board Battery LEDs Light Output Signal Feedback Power 24 V 5 V USBRS485 PWM

3. Design Implementation Lens Snap-ring O-Ring Lens Cap O-Ring LED BoardDriver Board μC Board Power Board Bullet Housing Bulkhead Connector Standoffs x 9

4. Design Specifications Spec # Customer Need # Design Specification Importance (1 < 5) Unit of Measure Marginal Value Target Value Final Design Value 13Low wattage LED system5watts/ fixture105 3.30 @ 350 mA (12 max) 23 Low heat generation from LEDs5watts/ fixture2.81 2.41 @ 350mA (7.65 max) 31, 2Luminous flux5lumen/ fixture250350 300 @ 350 mA (675 max) 42Multi-spectrum light3NA White + 1 color White + 2 colorsWhite + 1 color 55, 6Enclosure size4in x in x in3x3x62x2x42.75 dia x 4.5 66, 7 Assembly/Disassembly mount3sec9060TBD 78Microcontroller voltage4volts53.35 88Board Voltage4volts53.35 98LED Voltage Power4volts247.624 (driver) 3.15 (LED) 101LED Current5amp10.71 1110 Submergible (water tight seals)5ft400500500 est. 1210Pressure resistant5psi170216216 est. 134 Preservation of open architecture4y/nyyy 149 Preservation of open source system4y/nyyy 158 Lights & thrusters controlled by 1 software package 5y/nyyTBD

5. Testing Results Spec #Design SpecificationMarginal ValueTesting ResultPass/FailSpec Met 1Low wattage LED system10 W7.004 W PASSMarginal 2Low heat generation from LEDs2.85.6 W (max.) FAILNA 3Luminous flux250 lm510 lm PASSTarget 4Multi-spectrum lightWhite + 1 color PASSMarginal 5Enclosure size3x3x62.75 dia. x 4.5 in. PASSMarginal 6Assembly/Disassembly mount9020 PASSTarget 7Microcontroller voltage5 V PASSMarginal 8Board Voltage5 V PASSMarginal 9LED Voltage Power24 V PASSMarginal 10LED Current10.350 V PASSTarget 11Submergible (water tight seals)400 ft920 ft PASSTarget 12Pressure resistant170 psi400 psi PASSTarget 13Preservation of open architectureyY PASSTarget 14Preservation of open source systemyY PASSTarget 15 Lights & thrusters controlled by 1 software package yY (expected) TBDNA

6. Multi-spectral Capabilities Final LED Choices: Cree XR Cool White Lucille's Rebel Green

7. Luminous Flux Tested illuminance (lux), converted to Luminous Flux (lm) using one steradian area. Radius=20 in. Steradian= 400 in 2

8. Further Testing Final sequences to be completed –Test to assure software is capable of operating thruster and light unit Insert GUI Screen Shot Here