Fresnel lens optical landing system
Posted: Sun May 08, 2005 8:10 amok this is the i dont know how many times this one has went up can someone either direct me to how to get a fresnel lens optical landing system used by i know of the u s navy on carriers and at several naval air stations for field carrier landing practice to certian airfields note: not looking for arrcab just looking for the lens system that works anyone interested or knowledgeable of such things let me know.....