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="dustyview" data-source="post: 1525119" data-attributes="member: 76316"><p>Yes, it's there, but not clear what "it" is.  For example, the Pentax UCF had a narrow FOV (and is kind of dim), but I still get the porro view.  I can't define it, but I know it when I see it (special thanks to Potter Stewart for that one... <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite2" alt=";)" title="Wink    ;)" loading="lazy" data-shortname=";)" /> )  Still, wouldn't the most obvious culprit be the different prism design?  I'll try to have more articulate comments after I've used the new Raptors side by side with the others for a few days (they're due in next week).</p></blockquote><p></p>