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Post by rangeball on Sept 29, 2009 15:00:11 GMT -5
Since getting on paper some time ago with my WCE topped SMI .50, I acquired a laser trainer. The unit doubles as a constant on multi arbor laser boresighter as well as an impulse on trainer for using when dry firing. I've also acquired a lead sled DFT but life has prevented me from going out to shoot for some time. I hope to correct that this Friday Previous shooting at 100 yards was just for grouping working on load development, not precise scope adjusting for desired zero. As soon as I have the load I want to use determined I plan to zero with live firing for groups. However for fun, I set up my bench, sled and put the laser on the bullseye. Looking through the WCE it is 1" high and 2" right. I was on paper before but my rest was suspect (plastic MTM). The sled is much more likely to keep my on line shooting wise. Based n this, in the interest of staying on paper to not waste time after the rest change, should I adjust the scope now based on what the laser is showing me? Would you? Things I've read about using laser boresighters say if on at 25 yards it will usually be within 1.5-2" of dead center at the range. Would love some input from you guys who've used lasers before. Thanks
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Post by whyohe on Sept 29, 2009 17:52:10 GMT -5
If I where you I would not touch it. they are meant to get you close and not perfect. if it is slightly off center it can be off that far. also the way you shoot may be the cause. you could be consistantly pulling it to the right.
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Post by mshm99 on Sept 29, 2009 19:19:54 GMT -5
i agree with whyohe.They get you close. After you zero, check it again at 25 yds,and make a note. Check it again the next two or three shots. Now you have a useable reference, without ever firing a shot you know your zero has not shifted. It is also useful for trouble shooting a bugered scope or mount.
It is a multi-use tool, I find quite handy.
mshm
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Post by Tarheel on Sept 29, 2009 20:02:29 GMT -5
I have a cheap bore sighter, the one that has 4 plastic adjustable bore arbors. I set it up for 100 yds (depending on the load) to strike 2"-6" high and they are usually close to dead-on.
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Post by jims on Sept 29, 2009 20:11:21 GMT -5
Mine has a grid target to be used at 25 feet. I use it indoors to get set. It has hit "close" then in the field, not perfect but decent. I have never tried to use it out of doors or at 25 yards.
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Post by wilmsmeyer on Sept 30, 2009 4:56:55 GMT -5
IMO, if you have mounted your scope properly and your scope is one of precise adjustment that does what it's supposed to do, a bore sighter is not needed.
One careful shot at 25 yds.....extrapolate the result out to 100 yds (If you are about right up and down but 3 inches left at 25. you can estimate 12 inches left at 100) Then make 1 large adjustment based on that and you will be in the general area at 100....just like a bore sighter.
My thoughts are that it will take many, many "1st attempts" at a new gun & scope to ever pay for the bore sighter. But that's just me.
For a gunsmith who may set up 50 rifles for customers of various levels of intellect, it's probably a very useful tool that saves his customers a little time and money, and makes him look proficient at the job he did for them.
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Post by rangeball on Sept 30, 2009 8:42:10 GMT -5
Thanks all. I'll leave the scope alone. Wilms, my primary reason for buying it was it also works in a pulse mode so I can use it for dry fire practice with my pistol. Boresighting was a bonus
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Post by whyohe on Sept 30, 2009 9:06:40 GMT -5
i got mine on sale at wally world for about 17.00 so when a friend or I need to put a scope on i have it and it pays for itself by not trying ot find that shot and wasing ammo.
example, the scope on my 44 mag lever action had the clamping screws on both sides of the rings. i first though well ill just count the turns back and then retighten the same. it didnt work i almos was out of adj. to the side. well i went home and relevelrd the scope and actually bottomed both adjustments and then counted clickt to max and then split the difference and centered the scope. then i adjusted the ring to center with bore sighter. i hope to get out tomorrow to shoot it and see how well it worked.
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Post by bigmoose on Oct 1, 2009 20:39:29 GMT -5
I have a Leupold boesighter and a laser bore sighter, I use the Leupold to check the zero after a plane trip, As for bore sighting, here what I do. First, remove the breech plug Set up a target at 25 yards. Mount the rifle in a firm gun rest, a lead sled comes in handy, Than line up the rifle sighting thur the bore, and make the corrections, by moving the cross hairs, this will put on paper at 100 yards.
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Post by 12ptdroptine on Oct 1, 2009 21:23:51 GMT -5
Big Moose... I heard about this for year's...Just didnt really think it would work that well... Well I was wrong... My son started doing it and convinced me to try it ... I did... It works really well. It doesnt have to be done at the range either. I have heard some say the do it out their door or window at home ant then go to the range later and be well on paper @50yds or so... I am a believer. I am guilty of having about every gizmo you could show me... But no bore sighter in the imediate future... Drop
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Post by rangeball on Oct 5, 2009 9:19:10 GMT -5
Thanks moose, although it's a bit harder to do with my break open H&R
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