CHILDREN OR PETS SHOULD NEVER BE IN WORK AREA! By purchasing this item, buyer agrees to accept all responsibilities and AGREES TO hold seller harmless from injury or damages resulting in the use and possible mis-use of this item. A Fresnel Lens uses the cross-sections of the curvature of a convex lens, but flattens them onto planar surface. It was developed in the early 19th century, as a way to reduce the amount of glass material needed to build a convex lens (specifically for large lighthouse lenses). Protective clothing (fireproof) is also recommended as well as a large open space away from structures and autos. A Fresnel Lens is a flattened version of a convex lens. If you are crazy enough to use this for sun collection I strongly recommend wearing protective eye goggles (wielding/blow torch) to prevent eye damage. NO AFFECT ON SOLAR OR OPTICAL PERFORMANCEĪLL IMAGES AND VIDEOS © GREENPOWERSCIENCE.COM Specify the correct aperture size and location in the Aperture Tab of the Surface Properties menu. From the manufacturers specification, the off-axis distance is 150 mm and the physical diameter of the mirror is 203 mm. THIS MIRROR HAS MINOR MOUNTING IMPRESSIONS FROM THE In the Tilt/Decenter tab of Surface Properties of Surface 2, specify Decenter Y: -150 mm. CLIMB-1551 F IR THERMOMETERĮXTRA DURABLE ACRYLIC SPRAY IS ADDED TO THE BACK * FOCAL LENGTH-20.3 INCHES FROM OUTER RIM - 23.3 INCHES FROM CENTER BASE * BEAM SIZE MAX POWER-1 INCH (additional scatter"6)adds background heat DOING SO MAY RESULT IN COPYRIGHT INFRINGEMENT. SCIENTIFIC DATA AND PHOTOS ©2008 PROPERTY OF GREENPOWERSCIENCE AND MAY NOT BE COPIED OR USED FOR OTHER EBAY LISTINGS. IT WILL LAST YEARS WITH RESPONSIBLE CARE, LONG SUN LIFE! THIS MIRROR IS DURABLE BUT WILL SCRATCH WITH MISUSE. PARABOLIC COLLECTOR VERY POWERFUL!!!!!!!!!Ī GLASS MIRROR THIS SIZE SELLS FOR $9500 AND IS VERY FRAGILE! THIS MIRROR HAS A FEW VERY MINOR IMPERFECTIONS FROM THE PROCESSĪLMOST PERFECT BUT VERY MINOR, AS GOOD AS I HAVE EVER SEEN IN ACRYLIC! A parabolic trough is a type of solar thermal collector that is straight in one dimension and curved as a parabola in the other two, lined with a polished metal mirror. ACRYLIC PARABOLIC MIRROR 35 INCH DIAMETER!ĪLMOST 3 FEET IN DIAMETER. Parabolic trough at a plant near Harper Lake, California.
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