I have 3x9 var. on all of mine and they work great for me.
2 have 3x9 Nikon's,1 has simmons 3x9,1 has tasco 3x9, and 1 has a 3x9 armssport.The tasco has been on my ruger 77/50 for 12 years or more and still holds up.I use the varibles because my eyes are not what
they used to be.

http://www.hunting-pictures.com/memb...sby/encore.jpg