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Type: Posts; User: kenneth gruyaert

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    Diffraction prevents lytro's technique from ever...

    Diffraction prevents lytro's technique from ever producing high quality images. Effectively the way lytro works means that the images are computed from a bunch of images taken with tiny aperture...
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    Chip size does not seem like an argument since...

    Chip size does not seem like an argument since there are very cheap aps-c camera's and full frame camera's like the nikon D800 are reasonably affordable. Maybe you meant RED will focus on medium...
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    There will be no need for RED if 24fps remains...

    There will be no need for RED if 24fps remains the standard, it does not take high end technology to record 8k at 24fps and i am sure that very affordable camera's will be capable of this very soon....
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    I thought apple had already included 5120x3200 in...

    I thought apple had already included 5120x3200 in those sheets, why is it missing here? Can anyone say if those are coming or not?
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    Well that is a bayer sensor camera.

    Well that is a bayer sensor camera.
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    The fact that on a bayer sensor it is generally...

    The fact that on a bayer sensor it is generally considered necessary to have an olpf while on the foveon or B&W sensors it is assumed by many to be unnecessary seems to suggest that i am not the only...
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    I understand that even with full area sampling...

    I understand that even with full area sampling higher frequencies can cause random patterns that do not accurately represent the patterns in the original image but the brightness and color of the...
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    Detail from full coverage pixels is never false...

    Detail from full coverage pixels is never false detail. It is simply detail that goes in and out of alignement with the pixel grid resulting in detail appearing and disappearing either in a spatial...
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    I dont know about the quality of the foveon...

    I dont know about the quality of the foveon sensor, do the pixels cover their entire area? They may be pretty poor compared to an ideal sensor? So it seems you think what leica is doing is flawed in...
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    I am talking about aliasing caused by...

    I am talking about aliasing caused by pointsampling or not sampling the full area of the pixels share on the image sensor, similar to what you get from lineskipping which RED is against for good...
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    Remember my first comment: 'An 8k bayer sensor...

    Remember my first comment: 'An 8k bayer sensor used for 4k would be as sharp as a 4k B&W'

    Are you claiming an 8k bayer sensor could produce a better 4k image than a perfect 4k full color sensor?...
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    A full coverage stacked pixel sensor is basically...

    A full coverage stacked pixel sensor is basically perfect, you cannot improve over that, its equivalent to a bayer sensor of infinitely high resolution downsampled to that particular resolution. This...
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    Averaging greens is what i was thinking about....

    Averaging greens is what i was thinking about. They do use a 3840x2160 bayer sensor right? And i am sure you are right that debayering followed by downsampling would be an improvement. I think the...
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    An 8k bayer sensor used for 4k would be as sharp...

    An 8k bayer sensor used for 4k would be as sharp as a 4k B&W, that is what the canon c300 does for 1920x1080.
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    It is only about 8 times the data rate of the...

    It is only about 8 times the data rate of the epic so it should not take too long i think. It could be 5 years if they push the technology to the same level for its time but i am hoping they raise...
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    I am hoping they move to 300fps as soon as...

    I am hoping they move to 300fps as soon as possible. Any idea when the first RED with 300fps at full sensor resolution will come? I saw a while ago that 300fps modes are possibly being standardized...
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    Sorry i was referring to the idea of fixating...

    Sorry i was referring to the idea of fixating convergence in a video in general, my question is if this is really done that way or if i got that wrong? I understand the geometry of stereoscopic...
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    It does not make sense to me that there is a...

    It does not make sense to me that there is a fixed convergence in the video, is this the same for viewing at home (on tv as well as on a computer display) as it is for viewing in the cinema? If this...
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    I think the biggest problem with hmd's for this...

    I think the biggest problem with hmd's for this passive display application is that you cannot look around by moving your head, you can only move your eyes to do so and i suspect this will be quite...
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    Its not narrower, its higher. And i think 3:2...

    Its not narrower, its higher. And i think 3:2 would be the best allround format. I have a 16:10 computer monitor and i find it more limiting vertically than horizontally when watching pictures or...
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    Sure and if they have the camera anyways for...

    Sure and if they have the camera anyways for their other projects there is no reason not to use it.



    I think you are probably right about that, unfortunately :)
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    Well i was thinking about a dslr or a vg10 but i...

    Well i was thinking about a dslr or a vg10 but i know they throw away much of the light by line skipping so my comment isnt entirely correct, though a $500 camera with that size chip could be made...
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    I understand what you are saying and that what i...

    I understand what you are saying and that what i said could look rude but i was only thinking about the technical aspect of this type of video so i was not commenting on the look or the creative...
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    Sorry i dont get what you mean by this, i dont...

    Sorry i dont get what you mean by this, i dont like film and i definitely prefer the epic over any other camera right now.



    If people want to make videos look like this it is fine by me but my...
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    That would be 750mm f/7 actually for an Epic 5k...

    That would be 750mm f/7 actually for an Epic 5k 2.4:1 equivalent, its a mistake to think you get a monster lens bargain by just using a smaller sensor area.
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