BirdForum is the net's largest birding community dedicated to wild birds and birding, and is absolutely FREE!

Register for an account to take part in lively discussions in the forum, post your pictures in the gallery and more.

Reply to thread

Message: <blockquote data-quote="mayoayo" data-source="post: 1522729" data-attributes="member: 16781">The Only thing I noticed about the Eaglet,That bothered me a little,was that I could see the prism line,as a diagonal in the center ,when looking through the objective...this line created a bit of diffraction when looking at  the  brighter stars or Bright lights,..It didnt really bothered me ,but I was a it puzzled by this effect...I almost called Swift about it,but never got around to do this (partly because one time I called Swift to ask about the focus range of the Eaglet ,prior to purchase them,the technician that assisted me,couldnt understand my question about how many diopters Pass infinity we were talking about,So I though I better dont bother with the diffraction spikes)Steve,..Have You ever noticed this effect?...(I wonder if is associated with the Cold Fusion Technology!)</blockquote>