Rifle Scopes Vortex Razor Parallax Adjustment??

turbo54

Mr. 7mm
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Dec 10, 2010
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Excuse me if this has been covered, was unable to find the answer.

My questions are:

1. Are the marked graduations on the parallax knob CORRECT on your razor?

2. Is the image as sharp/bright/crisp as possible when the scope is dialed to zero parallax?

I have a side focus Leupy, an AO Leupy, an NF NXS, and an SB. The AO Leupy has marked graduations, as does the SB, and neither are correct. If I simply set it to the labled yardage marker that I'm shooting at, I can see there is still parallax.

Also, I've found that all of these optics, with the exception of my NF, do NOT have the absolute sharpest/clearest image possible when dialed to zero parallax.
 
Re: Vortex Razor Parallax Adjustment??

Graduations are close, but not exact, I only use them as a very rough guide.

Image is almost as crisp as possible when the parallax is correct. However I have to adjust the ocular focus by quite a bit to get the reticle in focus due to my eye sight and I'm not sure if this is the reason.
 
Re: Vortex Razor Parallax Adjustment??

The parallax on the Razor is my one complaint w/the scope. I think it needs to be bigger and allow for finer adj. With that said, being the way it is, it is very fast to adj. when under time constraints. That is what they were going for. I find it hard to get all the parallax out of my scope when trying to shoot groups on paper but love it when shooting steel at matches. Kind of a catch 22. You can have a big knob w/fine adjustment but it will be slower than a knob w/coarser adj.
 
Re: Vortex Razor Parallax Adjustment??

In a nutshell, parallax results when the image and the reticle are not focused in the same vertical plane (the back of your eyeball, for example). Always adjust the reticle to your eyeball first, before using the scope. This is best done at max magnification when looking at the sky, stare "through" the scope and relax your eye, many times at first glance the reticle will appear sharp but as you relax, the eye will tire of "fighting" to see the reticle and same will get out of focus. Adjust the diopter as necessary to get the reticle always in focus.

For most scopes, the parallax markings are a general guide and are not accurate or calibrated enough to use as a rangefinder. Let your eye be the guide as you adjust while locked on target. While technically not a "focus", the side knob should work to get you the crispest image possible

Scott
 
Re: Vortex Razor Parallax Adjustment??

Thanks for the reply... By reading between the lines, sounds like your answer to my questions is "no"... The image may not be as sharp as possible when adjusted for zero parallax. The required parallax setting at a known distance of 500 yards may be 400 yards indicated.
 
Re: Vortex Razor Parallax Adjustment??

turbo54,

I know exactly what you are talking about. I have the same scope and have wondered the same thing. I even called Vortex and got the same non answers to this question. I then sent it in to Vortex for the eye piece upgrade and requested it be checked for what you describe. It came back the same way. They did mention that overly tight rings could be binding the adjustments - but the scope has the same problems with no rings at all.

No one seems to understand the question.

For the record to everyone who tries to answer this question, we are not talking about the parallax focus being equal to the number shown on the dial. The scope also has a properly focused reticle. The problem is when adjusted to ZERO parallax regardless of the numbers on the knob, the image is not perfectly clear - it can be made slightly clearer by slightly adjusting the parallax knob further. So now the image is perfectly clear but there is a slight amount of parallax.
 
Re: Vortex Razor Parallax Adjustment??

Hey Guys,
I am going to guess that one- You have the eyepiece very close to where it needs to be ,but not perfect OR the parallax is a little off in which case you would need to send the scope to me. I am going to guess that there are not too many people out there that have been behind as many of these scopes and spent as much time with them as myself and I can honestly say that this has never been a problem for me on any of them. Now granted I do have very good vision and there could be some type of variance to users that use corrective lenses, I am not saying this is the case as I do not know the OP. One thing I am sure of is that I will be more than happy to talk with you and take a look at your scopes to see if we can solve what is going on with what you are seeing.


Scott
 
Re: Vortex Razor Parallax Adjustment??

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: dieselten</div><div class="ubbcode-body">turbo54,

I know exactly what you are talking about. I have the same scope and have wondered the same thing. I even called Vortex and got the same non answers to this question. I then sent it in to Vortex for the eye piece upgrade and requested it be checked for what you describe. It came back the same way. They did mention that overly tight rings could be binding the adjustments - but the scope has the same problems with no rings at all.

No one seems to understand the question.

For the record to everyone who tries to answer this question, we are not talking about the parallax focus being equal to the number shown on the dial. The scope also has a properly focused reticle. The problem is when adjusted to ZERO parallax regardless of the numbers on the knob, the image is not perfectly clear - it can be made slightly clearer by slightly adjusting the parallax knob further. So now the image is perfectly clear but there is a slight amount of parallax.

</div></div>

You understand completely. I was beginning to question my ability to effectively communicate!
 
Re: Vortex Razor Parallax Adjustment??

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Scott_at_Vortex</div><div class="ubbcode-body">Hey Guys,
I am going to guess that one- You have the eyepiece very close to where it needs to be ,but not perfect OR the parallax is a little off in which case you would need to send the scope to me. I am going to guess that there are not too many people out there that have been behind as many of these scopes and spent as much time with them as myself and I can honestly say that this has never been a problem for me on any of them. Now granted I do have very good vision and there could be some type of variance to users that use corrective lenses, I am not saying this is the case as I do not know the OP. One thing I am sure of is that I will be more than happy to talk with you and take a look at your scopes to see if we can solve what is going on with what you are seeing.


Scott </div></div>


Scott, no question about it, you guys appear to be right on top of your product and are trying to serve your customers well - very nice to see. To be clear, I have NOT looked through or used a Razor yet, and I am not bashing the product. I'm only curious to hear other peoples' experiences with the product in a couple key ways that generally are not described well. I've been rather displeased with many scopes inability to maintain best possible image quality concurrently with zero parallax, and want to commonize my scope inventory on one that has excellent image quality, zero parallax with excellent image, perfect tracking, MIL adjustments and great durability. Thus, I'm interested in the Razor. My research indicates the Razor has the glass, the tracking, MIL adjustments and the durability, so the only thing left is parallax. By the way, I understand the how/why of adjusting the diopter, and have found that REGARDLESS of diopter setting, image quality and parallax rarely coincide the way they "should". Also, I have 20/20 vision and no afflictions of the eyes.
 
Re: Vortex Razor Parallax Adjustment??

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: turbo54</div><div class="ubbcode-body">Thanks for the reply... By reading between the lines, sounds like your answer to my questions is "no"... The image may not be as sharp as possible when adjusted for zero parallax. The required parallax setting at a known distance of 500 yards may be 400 yards indicated. </div></div>
The Scotts' both nailed it with their short versions (they would know). For details of <span style="font-weight: bold">THE</span> correct procedure for adjusting the parallax adjustment on riflescopes click <span style="font-weight: bold"><span style="font-style: italic"><span style="color: #FF0000">HERE</span></span></span>.

As a side note, realize that <span style="font-weight: bold">the distances marked on Schmidt Bender scopes are marked in Meters, not Yards</span> - <span style="font-style: italic">so unless you intuitively think in Meters and/or the range(s) you shoot at are marked in Meters,</span> you'll always have to set the parallax knob at least a little shy of the indicated distance since a Meter is almost 10% longer than a Yard (10 Meters = 32.8 feet while 10 Yards = 30 feet, 20 Meters = 65.6 feet, ect).


Keith
 
Re: Vortex Razor Parallax Adjustment??

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Aries64</div><div class="ubbcode-body"><div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: turbo54</div><div class="ubbcode-body">Thanks for the reply... By reading between the lines, sounds like your answer to my questions is "no"... The image may not be as sharp as possible when adjusted for zero parallax. The required parallax setting at a known distance of 500 yards may be 400 yards indicated. </div></div>
Scott nailed it with the short version (he would know). For details of THE correct procedure for adjusting the parallax adjustment on riflescopes click <span style="font-weight: bold"><span style="font-style: italic"><span style="color: #FF0000">HERE</span></span></span>.

As a side note, realize that <span style="font-weight: bold">the distances marked on Schmidt Bender scopes are marked in Meters, not Yards</span> - <span style="font-style: italic">so unless you intuitively think in Meters and/or the range(s) you shoot at are marked in Meters,</span> you'll always have to set the parallax knob at least a little shy of the indicated distance since a Meter is almost 10% longer than a Yard (10 Meters = 32.8 feet while 10 Yards = 30 feet, 20 Meters = 65.6 feet, ect).


Keith </div></div>

Again, I question my ability to effectively communicate!

Keith: My question is NOT (NOT!!!) regarding how to properly adjust an optic for zero parallax. I am well aware of this, and I'm sorry if any of my posts read as if I was asking how to do it. Rather, on most optics I've ever used, if you adjust the parallax knob until the IMAGE APPEARS AS CLEAR/SHARP AS POSSIBLE, and then check for parallax, I can see there in fact IS SOME PARALLAX. Then, as I further adjust the knob and adjust all parallax OUT, I see that I have DIMINISHED image clarity.

I just don't know how I could explain this phenomenon more succinctly and clearly. This is not a function of the diopter setting. This is not a function of wearing corrective lenses. This is plain/flat a situation where the optic is not in perfect focus while parallax is adjusted out.
 
Re: Vortex Razor Parallax Adjustment??

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: turbo54</div><div class="ubbcode-body"><div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Aries64</div><div class="ubbcode-body"><div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: turbo54</div><div class="ubbcode-body">Thanks for the reply... By reading between the lines, sounds like your answer to my questions is "no"... The image may not be as sharp as possible when adjusted for zero parallax. The required parallax setting at a known distance of 500 yards may be 400 yards indicated. </div></div>
Scott nailed it with the short version (he would know). For details of THE correct procedure for adjusting the parallax adjustment on riflescopes click <span style="font-weight: bold"><span style="font-style: italic"><span style="color: #FF0000">HERE</span></span></span>.

As a side note, realize that <span style="font-weight: bold">the distances marked on Schmidt Bender scopes are marked in Meters, not Yards</span> - <span style="font-style: italic">so unless you intuitively think in Meters and/or the range(s) you shoot at are marked in Meters,</span> you'll always have to set the parallax knob at least a little shy of the indicated distance since a Meter is almost 10% longer than a Yard (10 Meters = 32.8 feet while 10 Yards = 30 feet, 20 Meters = 65.6 feet, ect).


Keith </div></div>

Again, I question my ability to effectively communicate!

Keith: My question is NOT (NOT!!!) regarding how to properly adjust an optic for zero parallax. I am well aware of this, and I'm sorry if any of my posts read as if I was asking how to do it. Rather, on most optics I've ever used, if you adjust the parallax knob until the IMAGE APPEARS AS CLEAR/SHARP AS POSSIBLE, and then check for parallax, I can see there in fact IS SOME PARALLAX. Then, as I further adjust the knob and adjust all parallax OUT, I see that I have DIMINISHED image clarity.

I just don't know how I could explain this phenomenon more succinctly and clearly. This is not a function of the diopter setting. This is not a function of wearing corrective lenses. This is plain/flat a situation where the optic is not in perfect focus while parallax is adjusted out. </div></div>

That is an odd situation. Generally, this occurs when the diopter is not adjusted perfectly to your eye.

You get parallax condition like that when image plane and reticle plane do not coincide exactly.

Setting up the eyepiece focus correctly should eliminate it.

ILya
 
Re: Vortex Razor Parallax Adjustment??

turbo54, I wouldn't question your ability, your communication is very clear.

I have just retested both of my Razor scopes and in-focus image does coincide with zero parallax.

I did a sort of 'blind' test by focusing on the designated target first and then checking if the parallax was correct, which it indeed was.

I am long sighted and have to adjust the ocular quite a lot to get the reticle focused. Even so, designated target focus coincided with zero parallax.

Hope this helps with your scope decision.
 
Re: Vortex Razor Parallax Adjustment??

To answer your question yes the sight picture should be clear when you have a parallax free image. Since you seem to have issues with the majority of scopes you own it might be time for an eye check up or you may have some other weather related conditions (mirage??). The yardage markings on the parallax knob may not line perfectly up BUT when shooting further distances in a match type setting it doesn't need to be perfect.

I have 2 Razors and I get a crisp parallax free image in the early am when there is no mirage here in the desert.