Texas Hunting Forum

Interesting article on SFP flexibility

Posted By: RiverRider

Interesting article on SFP flexibility - 12/28/17 01:59 PM

I ran across this on another forum and thought some of you guys might find it interesting and informative. Based on this article, I'd conclude that SFP scopes offer a little flexibilty and versitility that FFP does not. I guess the choice would boil down to what you're used to and what you're doing.


http://www.snipercentral.com/newsletter/scl-5/
Posted By: Buzzsaw

Re: Interesting article on SFP flexibility - 12/28/17 02:36 PM

popcorn
Posted By: Buzzsaw

Re: Interesting article on SFP flexibility - 12/28/17 02:40 PM

I love 2nd FP because I will know my range (range finder) with time to dial. I don't need to use my scope to range target.

I'll leave this for the "real" snipers.

plus, I don't like the reticle getting bigger as magnification goes up.

again, this is just me, I'm no "operator" just a old, fat, man who likes to shoot stuff

i'm sure all the "snipers" and "operators" on here will be along to "straighten" me out hammer
Posted By: RiverRider

Re: Interesting article on SFP flexibility - 12/28/17 02:50 PM

The article is not about superiority of one over the other...it's just about some options SFP offers. I figure it's like most things---you give up one thing to gain another.

I posted this to present the other side of the discussion because SFP has taken such a beating here in this forum. I'm not selling it, I'm just showing it and it's free to whomever wants it.
Posted By: J.G.

Re: Interesting article on SFP flexibility - 12/29/17 01:28 AM

I did not read the article, but I will comment.

Here are your elevation corrections:

200 .5
300 1.0
400 1.8
500 2.6
600 3.6
700 4.7
800 5.8

Want to hold that? Ok, those numbers will ONLY be correct at maximum magnification.
Plan on dialing it? Then it is a non-issue.

Here's your wind hold for 5 mph @ 90°

200 .1
300 .2
400 .3
500 .4
600 .5
700 .6
800 .7

Those numbers are ONLY correct at maximum magnification. Plan to dial it? Sure. Oops, now it gusted, dial more. Done dialing wind? Cool, the gust quit, dial it back down. Done dialing wind, again? Cool, now it's gusting again. Get the picture?

Too much mirage to see what you're doing? Turn down the magnification. Oh, wait, now all your hold value (wind and/or elevation) have just changed.

I've let my customers, that show up with SFP decide for themselves. All I do is get them down the range dialing elevation, then start over holding, then turn up the heat with challenges. I can't remember any of them not saying "well, I'm getting rid of this and going to FFP".
Posted By: RiverRider

Re: Interesting article on SFP flexibility - 12/29/17 01:57 AM

Originally Posted By: FiremanJG
I did not read the article, but I will comment.

Posted By: J.G.

Re: Interesting article on SFP flexibility - 12/29/17 02:06 AM

Originally Posted By: RiverRider
Originally Posted By: FiremanJG
I did not read the article, but I will comment.



What?

I've deal with both focal planes for enough rounds, I'm pretty sure it contains no new information for me. There aren't that many moving parts, so to speak.
Posted By: patriot07

Re: Interesting article on SFP flexibility - 12/29/17 02:25 AM

I'm not a big fan of SFP because from an optical standpoint, it's almost impossible for them to not have zero shift when zooming and changing parallax due to where the reticle is in the optical design. FFP does not have this issue. The shift may not be huge, but it is there and it will impact you for precision shooting.

For me:

hunting --> SFP
precision or long range --> FFP
all-around --> FFP with good reticle
Posted By: Sneaky

Re: Interesting article on SFP flexibility - 12/29/17 03:13 AM

What they bring up in the article doesn’t seem nearly useful enough to trump the advantages of FFP. Not for me, anyway.
Posted By: Buzzsaw

Re: Interesting article on SFP flexibility - 12/29/17 06:22 PM

I need to buy some good 7-08 ammo and come out for a ffp primer
Posted By: OkieDokie

Re: Interesting article on SFP flexibility - 12/29/17 08:32 PM

Originally Posted By: Buzzsaw
I need to buy some good 7-08 ammo and come out for a ffp primer


I'm not sure but I think you got banned for using the "S" word, not once but twice. trout
Posted By: Buzzsaw

Re: Interesting article on SFP flexibility - 12/29/17 11:46 PM

Originally Posted By: OkieDokie
Originally Posted By: Buzzsaw
I need to buy some good 7-08 ammo and come out for a ffp primer


I'm not sure but I think you got banned for using the "S" word, not once but twice. trout


confused2
Posted By: gusick

Re: Interesting article on SFP flexibility - 12/30/17 12:05 AM

I've never seen a scope that functions as described in the article. Every scope I've used had the reticle calibrated to be used at the highest magnification.
Posted By: OkieDokie

Re: Interesting article on SFP flexibility - 12/30/17 02:29 AM

Originally Posted By: Buzzsaw
Originally Posted By: OkieDokie
Originally Posted By: Buzzsaw
I need to buy some good 7-08 ammo and come out for a ffp primer


I'm not sure but I think you got banned for using the "S" word, not once but twice. trout


confused2


You used the word sniper, I don’t JG likes that word.
Posted By: J.G.

Re: Interesting article on SFP flexibility - 12/30/17 03:09 AM

I do not have a tab, never will. I've shot with, and against them, in targets. But, I've never had to line up on a human, and have yet to had to worry about someone shooting back.
Posted By: Buzzsaw

Re: Interesting article on SFP flexibility - 12/30/17 04:51 AM

Originally Posted By: OkieDokie
Originally Posted By: Buzzsaw
Originally Posted By: OkieDokie
Originally Posted By: Buzzsaw
I need to buy some good 7-08 ammo and come out for a ffp primer


I'm not sure but I think you got banned for using the "S" word, not once but twice. trout


confused2


You used the word sniper, I don’t JG likes that word.


I didn't call anyone out but will be more careful from now on hammer
Posted By: Grizz

Re: Interesting article on SFP flexibility - 12/30/17 05:04 AM

Originally Posted By: FiremanJG
I did not read the article, but I will comment.

Here are your elevation corrections:

200 .5
300 1.0
400 1.8
500 2.6
600 3.6
700 4.7
800 5.8

Want to hold that? Ok, those numbers will ONLY be correct at maximum magnification.
Plan on dialing it? Then it is a non-issue.

Here's your wind hold for 5 mph @ 90°

200 .1
300 .2
400 .3
500 .4
600 .5
700 .6
800 .7

Those numbers are ONLY correct at maximum magnification. Plan to dial it? Sure. Oops, now it gusted, dial more. Done dialing wind? Cool, the gust quit, dial it back down. Done dialing wind, again? Cool, now it's gusting again. Get the picture?

Too much mirage to see what you're doing? Turn down the magnification. Oh, wait, now all your hold value (wind and/or elevation) have just changed.

I've let my customers, that show up with SFP decide for themselves. All I do is get them down the range dialing elevation, then start over holding, then turn up the heat with challenges. I can't remember any of them not saying "well, I'm getting rid of this and going to FFP".


Absolutely no sarcasm here, I'm asking because I don't know. I'm about to buy a new rifle in 6.5 Creedmoor (I'm generally not a new/popular cartridge kind of guy, but this one has really grabbed my attention). I'm also going to need a new scope for it and I initially thought about a FFP scope but didn't think it would make any difference for what I do. For the record, my rifle will be for hunting out to 300 +/- and paper out to around 500. No official competition, just maybe winning a few bucks from my BIL here and there and personal satisfaction. smile Would FFP offer me a significant advantage over SFP with those parameters?
Posted By: Sneaky

Re: Interesting article on SFP flexibility - 12/30/17 05:15 AM

Grizz, what scope and reticle are you planning on using?
Posted By: Grizz

Re: Interesting article on SFP flexibility - 12/30/17 05:25 AM

Originally Posted By: Sneaky
Grizz, what scope and reticle are you planning on using?


A front runner right now is a Leupold VX3i 4.5-14x40 side focus with a Boone and Crockett reticle. Since I'm buying a rifle and scope at the same time, I'm reluctant to push the price range much beyond that (unfortunately, my taste doesn't exactly coincide with my budget). Plus, I've used Leupold scopes off and on for years and I've always been happy with them.
Posted By: Buzzsaw

Re: Interesting article on SFP flexibility - 12/30/17 06:01 AM

That's a great scope Griz, I think you would be happy with it for your intended use. The cartridge itself should take anything to 300 without even worrying about any dialing elevation, there are tables which show how many actual inches to hold over. will still work to 400 on steel. You don't really have to get involved in all this FFP, SFP, dial up, dial back, zero stops, etc. stuff

just shoot and have fun. Now if you do want to get into it, that's a whole other road.

just my .02
Posted By: Sneaky

Re: Interesting article on SFP flexibility - 12/30/17 06:07 AM

Sounds like a fine choice. I prefer a mil or moa reticle over a BDC style, but they work, too. I even use one.

I think you’ll be better off with FFP. 14X probably isn’t too much too worry about always being at max magnification to make the BDC work, but it’s simpler to not have to have it there, and nice to be able to turn it down when needed and still know that it’s accurate.
Posted By: Grizz

Re: Interesting article on SFP flexibility - 12/30/17 06:11 AM

Buzz - That was my thought as well, but I'm also open to other ideas. I've been shooting/hunting for a long time, but I'm a rookie with the FFP/SFP thing.
Posted By: J.G.

Re: Interesting article on SFP flexibility - 12/30/17 01:37 PM

Originally Posted By: Grizz
Originally Posted By: FiremanJG
I did not read the article, but I will comment.

Here are your elevation corrections:

200 .5
300 1.0
400 1.8
500 2.6
600 3.6
700 4.7
800 5.8

Want to hold that? Ok, those numbers will ONLY be correct at maximum magnification.
Plan on dialing it? Then it is a non-issue.

Here's your wind hold for 5 mph @ 90°

200 .1
300 .2
400 .3
500 .4
600 .5
700 .6
800 .7

Those numbers are ONLY correct at maximum magnification. Plan to dial it? Sure. Oops, now it gusted, dial more. Done dialing wind? Cool, the gust quit, dial it back down. Done dialing wind, again? Cool, now it's gusting again. Get the picture?

Too much mirage to see what you're doing? Turn down the magnification. Oh, wait, now all your hold value (wind and/or elevation) have just changed.

I've let my customers, that show up with SFP decide for themselves. All I do is get them down the range dialing elevation, then start over holding, then turn up the heat with challenges. I can't remember any of them not saying "well, I'm getting rid of this and going to FFP".


Absolutely no sarcasm here, I'm asking because I don't know. I'm about to buy a new rifle in 6.5 Creedmoor (I'm generally not a new/popular cartridge kind of guy, but this one has really grabbed my attention). I'm also going to need a new scope for it and I initially thought about a FFP scope but didn't think it would make any difference for what I do. For the record, my rifle will be for hunting out to 300 +/- and paper out to around 500. No official competition, just maybe winning a few bucks from my BIL here and there and personal satisfaction. smile Would FFP offer me a significant advantage over SFP with those parameters?


I still recommend a Mil scope. If you are keeping the magnification range down to 12X or less, you could get by with SFP. But you will have to use maximum magnification to use one chart. If you go to half your magnification you will need to cut the values in half.

Not pointing any fingers at you or anyone else. Lots of people talk about 500 yards, but have a different attitude when they see it. In spite of what "the internet" says all bullets drop, and all bullets wind drift, there is no way around it. Thats where Mils come in.

And by the way, those numbers above are 6.5 Creedmoor numbers.
Posted By: Grizz

Re: Interesting article on SFP flexibility - 12/30/17 03:51 PM

Originally Posted By: FiremanJG
Originally Posted By: Grizz
Originally Posted By: FiremanJG
I did not read the article, but I will comment.

Here are your elevation corrections:

200 .5
300 1.0
400 1.8
500 2.6
600 3.6
700 4.7
800 5.8

Want to hold that? Ok, those numbers will ONLY be correct at maximum magnification.
Plan on dialing it? Then it is a non-issue.

Here's your wind hold for 5 mph @ 90°

200 .1
300 .2
400 .3
500 .4
600 .5
700 .6
800 .7

Those numbers are ONLY correct at maximum magnification. Plan to dial it? Sure. Oops, now it gusted, dial more. Done dialing wind? Cool, the gust quit, dial it back down. Done dialing wind, again? Cool, now it's gusting again. Get the picture?

Too much mirage to see what you're doing? Turn down the magnification. Oh, wait, now all your hold value (wind and/or elevation) have just changed.

I've let my customers, that show up with SFP decide for themselves. All I do is get them down the range dialing elevation, then start over holding, then turn up the heat with challenges. I can't remember any of them not saying "well, I'm getting rid of this and going to FFP".


Absolutely no sarcasm here, I'm asking because I don't know. I'm about to buy a new rifle in 6.5 Creedmoor (I'm generally not a new/popular cartridge kind of guy, but this one has really grabbed my attention). I'm also going to need a new scope for it and I initially thought about a FFP scope but didn't think it would make any difference for what I do. For the record, my rifle will be for hunting out to 300 +/- and paper out to around 500. No official competition, just maybe winning a few bucks from my BIL here and there and personal satisfaction. smile Would FFP offer me a significant advantage over SFP with those parameters?


I still recommend a Mil scope. If you are keeping the magnification range down to 12X or less, you could get by with SFP. But you will have to use maximum magnification to use one chart. If you go to half your magnification you will need to cut the values in half.

Not pointing any fingers at you or anyone else. Lots of people talk about 500 yards, but have a different attitude when they see it. In spite of what "the internet" says all bullets drop, and all bullets wind drift, there is no way around it. Thats where Mils come in.

And by the way, those numbers above are 6.5 Creedmoor numbers.


That's good info, thanks. I've always been a simple point and shoot guy, but 99.99% of the animals I've shot have been at 200 and less so it hasn't been an issue. Some of this stuff makes my head spin muyloco.
I threw 500 in because I have a 500 yard range about 30 minutes from me and I shot 500 a little in Alaska (range, not animals). You're right, 500 is way out there when you're slinging bullets at a gong. It took me three rounds to get my first hit, but when I rang it I figured out two things: 1) It's something I would like to do more, and 2) I'm not prepared to shoot at an animal at that range right now and I may or may not ever be comfortable with it.
Posted By: J.G.

Re: Interesting article on SFP flexibility - 12/30/17 03:55 PM

Not out of money lust do I say this.

Get your rifle, good shooting ammo, and a 20 MOA pic rail mounted. Come see me for a day, and borrow one of my Mil/Mil scopes. It will all make sense, I am 100% sure of it. You cannot find anyone that has been out for the day, that left uneducated, or unhappy. (Police officers included smile )
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