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="Steve C" data-source="post: 1388397" data-attributes="member: 56622">I just stepped away from the resolution chart and the tripod.  As I thought after initial observaton, there is no visible difference in how far down the chart either the ELX or ZEN 8x will read.  Both will read nearly two size levels smaller than the Nikon Monarch 8x42.  The Yosemite 8x30 is just about in the middle of the difference between the roofs.The 10x43 ZEN will read two chart sizes smaller than the Vortex Viper 10x42, giving it about the same level of superiority over the Viper that the 8x has over the Monarch.The chart was under well lighted indoor conditions at a measured 22', which was just how the distance I had to set up in happened to work out.Now I'm waiting for the weekend to get them outside.</blockquote>