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Message: <blockquote data-quote="Stephen Prower" data-source="post: 3484384" data-attributes="member: 115634">BinastroThree out of three checked so far sounds, I am afraid, not like just a failure by the factory to inspect, but also a casual disregard by the factory of the need to collimate scrupulously and accurately (or indeed a total failure to collimate at all?) upon assembly.It's a sad reflection upon standards that even a reputable brand such as Celestron can dispatch three out of three binoculars sampled to retailers out of whack.It's not as though batch sampling by distributors or final customers is state of the art: according to Moroney the technique of sequential analysis was devised in the USA--and has since been widely adopted--during the course of the 2nd World War.Stephen</blockquote>