About: Lens clock

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Mechanical device for measuring lenses

Property	Value
dbo:description	instrument de mesure de la courbure de la lentille de lunette (fr) mechanical device for measuring lenses (en)
dbo:thumbnail	wiki-commons:Special:FilePath/Lens_Clock.jpg?width=300
dbo:wikiPageExternalLink	https://archive.org/details/cu31924083943872%7Cquote=Heath https://archive.org/details/newtonsopticalwr0000sepp
dbo:wikiPageInterLanguageLink	dbpedia-pl:Sferometr
dbo:wikiPageWikiLink	dbr:Curvature dbr:Refractive_index dbr:Crown_glass_(optics) dbr:Flint_glass dbr:Lapidary dbr:Versine dbr:Clock dbc:Ophthalmic_equipment dbr:Optometry dbr:Eyeglass_prescription dbc:Dimensional_instruments dbr:Optical_power dbr:Astigmatism dbr:George_Ravenscroft dbr:Thin_lens dbr:Corrective_lens dbr:Spherometer dbr:Contact_lens dbr:Gear_ratio dbr:Radius_of_curvature_(optics) dbr:Lens_(optics) dbr:Galileo dbr:Meter dbr:Vertex_(optics) dbr:Dial_thickness_gauge dbr:File:LensClockSF.svg dbr:File:Lens_Clock.jpg dbr:Biconcave_lens dbr:Lensometer dbr:Dial_indicator dbr:Diopter dbr:Dioptric_power dbr:Vertometer
dbp:wikiPageUsesTemplate	dbt:Cite_book dbt:Math dbt:Sub dbt:No_footnotes dbt:Mvar dbt:Em dbt:Short_description
dct:subject	dbc:Ophthalmic_equipment dbc:Dimensional_instruments
gold:hypernym	dbr:Indicator
rdfs:label	Lens clock (en)
owl:sameAs	freebase:Lens clock yago-res:Lens clock wikidata:Lens clock dbpedia-global:Lens clock dbr:Lens clock
prov:wasDerivedFrom	wikipedia-en:Lens_clock?oldid=1295425365&ns=0
foaf:depiction	wiki-commons:Special:FilePath/LensClockSF.svg wiki-commons:Special:FilePath/Lens_Clock.jpg
foaf:isPrimaryTopicOf	wikipedia-en:Lens_clock
is dbo:wikiPageWikiLink of	dbr:Calipers dbr:Dioptre dbr:Optical_power dbr:Spherometer dbr:Lensmeter
is foaf:primaryTopic of	wikipedia-en:Lens_clock

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