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valy

27 Mai 2016 09:00


Re: barlow

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..apocromat si\sau ED ...
Vezi cateva ganduri referitor la barlow ed/apo/achro:
http://www.cloudynights.com/topic/426241-difference-between-standard-barlow-and-ed-barlow/
http://www.cloudynights.com/topic/424064-barlow-lens-apo-vs-achro/

