Fourth order Fresnel lens in the lantern room of the Mukilteo Lighthouse, Washingon.
All images are Copyrighted by Gary Martin, 1996-2002. No images can be downloaded or used for any purpose without premission in writing from the copyright holder.
Fourth order Fresnel lens in the lantern room of the Mukilteo Lighthouse, Washingon.
All images are Copyrighted by Gary Martin, 1996-2002. No images can be downloaded or used for any purpose without premission in writing from the copyright holder.
