About: http://webisa.webdatacommons.org/19634788

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Concerning Condition (4), if the spacing D2 between the second lens group G2 and the third lens group G3 becomes such that the lower limit is not satisfied, various aberrations, especially distortion, will be excessive.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au