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Old 07-27-2014 | 04:30 PM
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Nomercy448
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Joined: Oct 2009
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From: Kansas
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Originally Posted by bigtim6656
What do you guys think bout bdc scopes for rifles... So what would you do bdc or no
I won't buy load-calibrated bdc scopes. My personal opinion is that this current fad is one of the worst occurrences in marksmanship history, as it makes shooters THINK that they're doing something to improve their accuracy, but are actually being falsely mislead. The unavoidable truth to BDC scopes is that they are only applicable for one ballistic coefficient at one velocity under one set of atmospheric conditions. Pick a different bullet weight, have the wrong barrel length (different velocity), or change your altitude and your calibrations for drop are all out the window. So a "223" scope might be relevant for a 55grn pill, but not a 45grn varmint bullet or a 75grn long range killer, OR it might be relevant for a 20" barrel, but not for a 16". Or consider that shooting coyotes in KS at 1220ft elevation in the fall at 80degrees and high humidity has a VERY different trajectory than the SAME LOAD calling coyotes in the foothills outside of Colorado springs in the winter when it's 20degrees out at noon... Even if I correct my zero, the trajectory calibrations in the reticle aren't the same ranges as they were at home.

For someone that seems to move around a lot like yourself, a BDC reticle would be even less advisable, in my opinion.

That said, non-load-calibrated BDC reticles like Mil-Dot or MOAR reticles are fantastic investments. The marks will correlate to different ranges just as much as a BDC reticle, won't have as much "junk" in your FOV, and will have more gradation to adapt windage and elevation hold over into the same solution. Make up a range card for different temps and altitude density and you'll be FAR better off with a Mil-Dot or MOAR type graduated reticle than you will with a BDC style reticle.
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