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(P9597)
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English
type of lens
type of lens used in a lighthouse, telescope, camera, etc.
lens
has lens
Fresnel
In more languages
Data type
Item
Statements
instance of
Wikidata property
0 references
Wikidata property related to photography
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maintained by WikiProject
WikiProject Lighthouses
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has list
list of Fresnel lighthouse lens sizes
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Wikidata item of this property
lens
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Wikidata property example
Bell Rock Lighthouse
type of lens
hyperradiant Fresnel lens
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Monte Poro Lighthouse
type of lens
fifth order Fresnel lens
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Abrolhos Lighthouse
type of lens
meso-radial Fresnel lens
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related property
sensors
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property proposal discussion
https://www.wikidata.org/wiki/Wikidata:Property_proposal/type_of_lens
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Constraints
property constraint
value-type constraint
class
Fresnel lens
lens
reflector
relation
instance or subclass of
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subject type constraint
relation
instance or subclass of
class
lighthouse
optical instrument
lamp
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property scope constraint
property scope
as main value
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allowed-entity-types constraint
item of property constraint
Wikibase item
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one-of constraint
item of property constraint
hyperradiant Fresnel lens
meso-radial Fresnel lens
first order Fresnel lens
second order Fresnel lens
third order Fresnel lens
third and one-half order Fresnel lens
fourth order Fresnel lens
fifth order Fresnel lens
sixth order Fresnel lens
seventh order Fresnel lens
eighth order Fresnel lens
parabolic reflector
sidereal reflector
pancake lens
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