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  #191  
Old 04-27-2012, 09:56 AM
irR4tiOn4L irR4tiOn4L is offline
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Originally Posted by Wolf_Rider View Post
Quote:
Originally Posted by irr4tion4l
YOU said that going to 30 fov from 70/90 fov produces a 'fisheye' view!
Where did I say this and what did I say?
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Originally Posted by Wolf_Rider View Post
Switching to a smaller FoV, doesn't "zoom" in... it distorts the from the default FoV and slightly "fisheyes" the image, which is projected onto the same screen as the default FoV
Right here. You said it yourself - no zooming and fisheye views! Care to explain?

I could amuse myself by asking you why I would want to switch to a smaller fov if it didn't actually zoom the view (and make dots bigger, as you claimed), but its just so obvious that you won't take the hint.

As for explaining binoculars and fov - I stand ready, if you are willing.

Last edited by irR4tiOn4L; 04-27-2012 at 10:00 AM.
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  #192  
Old 04-27-2012, 10:33 AM
Wolf_Rider Wolf_Rider is offline
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Quote:
Originally Posted by irR4tiOn4L View Post



Quote:
Originally Posted by Wolf_Rider View Post

Switching to a smaller FoV, doesn't "zoom" in... it distorts the from the default FoV and slightly "fisheyes" the image, which is projected onto the same screen as the default FoV

Right here. You said it yourself - no zooming and fisheye views! Care to explain?

I could amuse myself by asking you why I would want to switch to a smaller fov if it didn't actually zoom the view (and make dots bigger, as you claimed), but its just so obvious that you won't take the hint.
From the perspective of PHOTOGRAPHY ~


1.3 Barrel and Pin-cushion distortion
The two typical lens distortion that occur are called barrel and pin-cushion distortion. They are named by the effect that they have upon an image, as shown in Figure 1.4. Barrel distortion is found in wide-angle views and it is the result of the squeeze that is applied in order to fit the image in a smaller space. On the other hand, pin-cushion is found in telephoto because of the stretching applied in the image in order to feet the space. The squeezing and the stretching of images vary radially due to the design of the lenses, making these distortions visually most prominent at the image corners and sides.





However... from the perspective of PROJECTION (which is what the image on the monitor is) the opposite applies.



Quote:
Originally Posted by irR4tiOn4L View Post

You do realise fisheye is a higher than usual FOV?


Define: usual



Quote:
Originally Posted by irR4tiOn4L View Post

As for explaining binoculars and fov - I stand ready, if you are willing.
I'm sorry that you seem to have forgotten that you made the claim - you need to present your reasoning there.
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Last edited by Wolf_Rider; 04-27-2012 at 10:41 AM.
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  #193  
Old 04-27-2012, 10:39 AM
irR4tiOn4L irR4tiOn4L is offline
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Quote:
Originally Posted by Wolf_Rider View Post
From the perspective of PHOTOGRAPHY ~


1.3 Barrel and Pin-cushion distortion
The two typical lens distortion that occur are called barrel and pin-cushion distortion. They are named by the effect that they have upon an image, as shown in Figure 1.4. Barrel distortion is found in wide-angle views and it is the result of the squeeze that is applied in order to fit the image in a smaller space. On the other hand, pin-cushion is found in telephoto because of the stretching applied in the image in order to feet the space. The squeezing and the stretching of images vary radially due to the design of the lenses, making these distortions visually most prominent at the image corners and sides.





However... from the perspective of PROJECTION (which is what the image on the monitor is) the opposite applies.





I'm sorry that you seem to have forgotten that you made the claim - you need to present your reasoning there.
The opposite applies? Bullshit. Link for THAT claim please.

Oh, and - is a lower fov a zoomed image or not?

Last edited by irR4tiOn4L; 04-27-2012 at 10:46 AM.
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  #194  
Old 04-27-2012, 10:44 AM
Wolf_Rider Wolf_Rider is offline
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Originally Posted by irR4tiOn4L View Post
What have pin and barell distortion to do with flat screen monitors and games? Or are you SERIOUSLY suggesting that I should be paying attention to the fact that most CRT monitors display a small amount of distortion due to the way the electron gun propagates light onto the (these days flat) glass screen?

Oh, and - is a lower fov a zoomed image or not?

you need to understand the difference between capturing an image (photography) and displaying an image on a screen (projection) as decsribed before with regard to the virtual world on a two dimensional surface




and ahhh, yes - your CRT monitor...

Quote:
Originally Posted by irR4tiOn4L View Post

It is indeed a LOT harder, and I suspect harder still given that I am using a CRT which tend to have very dark blacks. Spotting a series of black dots/shapes against a dark blue background on a dark monitor is a challenge to say the least, but I also suspect its about practice spotting which I lack, given that offline missions tend to be much more straightforward.
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Last edited by Wolf_Rider; 04-27-2012 at 11:05 AM.
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  #195  
Old 04-27-2012, 10:48 AM
irR4tiOn4L irR4tiOn4L is offline
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Originally Posted by Wolf_Rider View Post
you need to understand the difference between capturing an image (photography) and displaying an image on a screen (projection)
IS A LOWER FOV A ZOOMED VIEW OR NOT!

Answer the question.

Also, provide a link to substantiate lower fov settings in games increasing fisheye (curvilinear) distortion. We are not talking about distortion inherent to CRT monitor projection. We are talking about distortion induced by changes in FOV INGAME. Do not teach what you do not know

Last edited by irR4tiOn4L; 04-27-2012 at 10:52 AM.
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  #196  
Old 04-27-2012, 10:51 AM
Wolf_Rider Wolf_Rider is offline
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Quote:
Originally Posted by irR4tiOn4L View Post

IS A LOWER FOV A ZOOMED VIEW OR NOT!

Answer the question. Do not teach what you do not know


tut -tut -tut -tut -tut

Come now, behave yourself - there's absolutely no need to go shouting
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  #197  
Old 04-27-2012, 10:56 AM
irR4tiOn4L irR4tiOn4L is offline
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Originally Posted by Wolf_Rider View Post
tut -tut -tut -tut -tut

Come now, behave yourself - there's absolutely no need to go shouting
Well now isn't that cute, he thinks he's getting a rise out of somebody. That's what you want isn't it?

If you cannot answer the question, it is clear you should not be talking about this subject, so best you move aside, salvage what is left of your reputation and let the reasonable adults that otherwise occupy these forums discuss this without you.
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  #198  
Old 04-27-2012, 10:59 AM
irR4tiOn4L irR4tiOn4L is offline
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So you got an answer yet, pops?

Didn't think so. But that's fine. I'll end this discussion here. With an explanation of binoculars and FOV.

http://www.binoculars.org/binocular-...field-of-view/
Quote:
Magnification and field of view work opposite each other in binoculars. The more you magnify, the smaller the viewing area around the subject, while lower magnifications yield larger fields of view. Some applications are best suited for lower magnification with wider views of the surroundings. Field of view is an important factor to consider when selecting a binocular.
Check and mate.

Last edited by irR4tiOn4L; 04-27-2012 at 11:02 AM.
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  #199  
Old 04-27-2012, 11:02 AM
Wolf_Rider Wolf_Rider is offline
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Quote:
Originally Posted by irR4tiOn4L View Post
Well now isn't that cute, he thinks he's getting a rise out of somebody. That's what you want isn't it?

If you cannot answer the question, it is clear you should not be talking about this subject, so best you move aside, salvage what is left of your reputation and let the reasonable adults that otherwise occupy these forums discuss this without you.
You've already offered the "step aside" thing before... did you forget? I also at the time explained that reasonable men (now add adults) don't resort to derision and denigration... neither do they shout.

Put up what you have regarding your claim of FoV and binoculars being the same - go on, I double double dare you Your hand has been called
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  #200  
Old 04-27-2012, 11:07 AM
irR4tiOn4L irR4tiOn4L is offline
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Originally Posted by Wolf_Rider View Post
You've already offered the "step aside" thing before... did you forget? I also at the time explained that reasonable men (now add adults) don't resort to derision and denigration... neither do they shout.

Put up what you have regarding your claim of FoV and binoculars being the same - go on, I double double dare you Your hand has been called
Already did.

Sure, you can keep at it. But I've already thoroughly debased your reputation and argument.

From this point out its pointless for me to debate you any further. If you want to obstruct mature discussion with your immature trolling, that talks volumes. As for reasonable men - they would not step aside from the duty to deride the despicable.

But I will give you an opportunity to redeem yourself and get some brownie points, if you can explain to me the role of the sensor/viewing medium, in conjunction with FOV, to create magnification. Ie - what IS magnification? Do you know?

Last edited by irR4tiOn4L; 04-27-2012 at 11:15 AM.
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