originalLens

URI: https://gptkb.org/prop/originalLens

479 triples

GPTKB property

current lens • lensMaterial • lensTechnology • original lens

Subject	Object
gptkb:Port_Sanilac_Lighthouse	fourth order Fresnel lens
gptkb:Raspberry_Island_Lighthouse	Fourth order Fresnel lens
gptkb:Roches_Point_Lighthouse	catoptric
gptkb:Point_Retreat_Light	fourth order Fresnel lens
gptkb:Eagle_Bluff_Lighthouse	Third-and-a-half order Fresnel lens
gptkb:Cape_Mendocino_Lighthouse	gptkb:First_order_Fresnel_lens
gptkb:Galloo_Island_Light	fourth order Fresnel lens
gptkb:Point_Montara_Lighthouse	Fifth order Fresnel lens
gptkb:Fisgard_Lighthouse	catoptric
gptkb:Alpena_Pierhead_Light	Fifth order Fresnel lens
gptkb:Clark's_Point_Light	Fifth order Fresnel lens
gptkb:Stonington_Harbor_Lighthouse	Fifth order Fresnel lens
gptkb:Two_Harbors_Light_Station	Fourth order Fresnel lens
gptkb:Green_Cape_Lighthouse	gptkb:Chance_Brothers_1st_order_Fresnel_lens
gptkb:Point_Loma_Lighthouse	third-order Fresnel lens
gptkb:Orford_Ness_Lighthouse	catadioptric
gptkb:Mukilteo_Lighthouse	Fourth order Fresnel lens
gptkb:Sambro_Island_Lighthouse	catoptric
gptkb:Ned's_Point_Light	8 lamps, 14-inch reflectors
gptkb:North_Pier_Light	Fourth order Fresnel lens