Footleg led photography

Cave Photography Using Super Bright LEDs by Footleg Cave Technology Symposium Yorkshire 2010

Steve Sharp – Southern Streamway Waterfall

Steve Sharp – Swildons Hole Cascade

Photos taken using cavers lights! ,[object Object],“ If you need a lot of light, like for photography, filming or if you are fortunate to have caves much larger than railway tunnels, this is for you!” Retails in UK for around £450

SSC P7 LED ,[object Object],[object Object],[object Object],[object Object],(StenLight Rebel 100 ~360 lumens)

SSC P7 and Constant Current Driver ,[object Object],[object Object],[object Object],[object Object]

P7 LED and Driver Circuit ,[object Object],[object Object]

Other Parts and Costs A big cheap heatsink A waterproof metal case with switch Something to hold it all together £61.00 Total £ 1.00 Wire £ 5.50 Thermal adhesive £ 4.30 Heatsink £10.00 8 x AA NiMH cells £ 1.00 Battery box £ 0.70 Waterproof switch £20.00 Case £ 8.00 Driver Circuit £10.50 P7 LED

Heat Sinking the Driver Circuit Adhesive tape Aluminium plate Adhesive tape Driver circuit board Adhesive tape Aluminium plate

P7 Lights in Use ,[object Object],[object Object],[object Object],[object Object]

Pros/Cons of S.I.T. (Sustained Illumination Technique) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Taken on ICS group caving trip Kickapoo Cavern

Footleg led photography

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Footleg led photography