Alternative names (4)
current lens • lensMaterial • lensTechnology • original lensRandom triples
| Subject | Object |
|---|---|
| gptkb:East_Point_Light | gptkb:Lens |
| gptkb:Stonington_Harbor_Lighthouse | Fifth order Fresnel lens |
| gptkb:Round_Island_Lighthouse | gptkb:Lens |
| gptkb:Tenants_Harbor_Light | gptkb:Lens |
| gptkb:St._Joseph_North_Pier_Outer_Light | Fourth order Fresnel lens |
| gptkb:Trinidad_Head_Light | fourth order Fresnel lens |
| gptkb:Cape_Sable_Lighthouse | first order Fresnel lens |
| gptkb:Grand_Turk_Lighthouse | catoptric |
| gptkb:Quaco_Head_Lighthouse | catoptric |
| gptkb:Battery_Point_Light | fourth order Fresnel lens |
| gptkb:Trinidad_Memorial_Lighthouse | Fourth order Fresnel lens |
| gptkb:Turkey_Point_Light | gptkb:Lens |
| gptkb:Mukilteo_Lighthouse | Fourth order Fresnel lens |
| gptkb:Cape_Beale_Lighthouse | first order Fresnel lens |
| gptkb:Bush_Point_Light | gptkb:fifth_order_Fresnel_lens |
| gptkb:Portland_Head_Light | whale oil lamps |
| gptkb:Tarpaulin_Cove_Light | Fifth order Fresnel lens |
| gptkb:Amphitrite_Point_Lighthouse | third order Fresnel lens |
| gptkb:Sand_Island_Light | Fourth order Fresnel lens |
| gptkb:West_Dennis_Light | gptkb:Lens |