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Tag:  Fresnel·Lens  

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HY7855 : At the heart of North Ronaldsay Lighthouse by Oliver Dixon At the heart of North Ronaldsay Lighthouse by Oliver Dixon
for square HY7855
A single light bulb of a mere 180 watts is the source of light for North... (more)
J3575 : The Great Light by Oliver Dixon The Great Light by Oliver Dixon
geograph for square J3575
Dating from 1887, one of the largest Fresnel lens lighthouse optics ever made.... (more)
TR0816 : Old lighthouse, Dungeness by Ian Taylor Old lighthouse, Dungeness by Ian Taylor
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The Fresnel lens for the sector light. The sector light is lower than the... (more)
HY7855 : North Ronaldsay: the light in the lighthouse by Chris Downer North Ronaldsay: the light in the lighthouse by Chris Downer
for square HY7855
A closer look at the light and lenses at the top of HY7855 : North Ronaldsay: the lighthouse. The light... (more)
Tags: top:CoastalX   Fresnel Lens   top:IslandsX   LightX   subject:LighthouseX   LighthouseX  
TM4448 : Orfordness Lighthouse interior by Ian Taylor Orfordness Lighthouse interior by Ian Taylor
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Looking down to the platform supporting the sector lights, which were used to... (more)
TM4448 : Orfordness Lighthouse interior by Ian Taylor Orfordness Lighthouse interior by Ian Taylor
for square TM4448
Looking down to the platform supporting the sector lights, which were used to... (more)
SO8217 : Lantern, Sula Lightship by David Dixon Lantern, Sula Lightship by David Dixon
for square SO8217
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