PAYPAL LOGIN SCAM IDENTITY THEFT - How NOT to be a victim of scammers and what to do if you have been.I know these scams have been around a long time but lately we have been receiving an increasing number of...
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How impt it is to get parfocal series of eyepieces?Parfocal eyepiece sets reduce the amount of refocusing when changing powers, but it is rare when no refocusing is required. Parfocallizing of eyepiece sets is...
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