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DK2 FOV downgrade from DK1?

jrd3d
Explorer
Sorry if there is already a topic for this that I couldn't find from doing a search, but I was wondering if the downgrade in the Field of View from the DK1 to the DK2 should be of any concern?
The DK1 states a Field of View of 110 degrees and the DK2 states a Field of View of 100 degrees.
I know it's only 10 degrees less, but does that mean that the edges of the screen will be more noticeable?
322 REPLIES 322

mrgreen72
Superstar
"equusvenustas" wrote:
It has the same chip but twice the memory, and when you are doing physics simulations or protein folding the ram is important to store all the diferent values.

Fair enough! 🙂

"Kirito" wrote:
is the fov issue in the dk2 something that can be fixed in cv1?

Nope. There's no turning back. FOV is only getting smaller from now.

Of course it can be "fixed". 😛

PatimPatam
Protege
"mrgreen72" wrote:
I was pretty disappointed at first to be completely honest, but I'll say it again, setting the eye relief back to the recommended 3rd "farthest" notch really alleviates the "box" effect without losing FOV.

After playing with it myself, my preference is to have the eye relief all the way out (13 mm) in order to reduce the box effect.

I'm guessing this was the setting used for most public demos of the DK2, and that's why we didn't hear many people complain about it.

FOV is indeed slightly lower that on DK1.. a bit annoying, but after doing the eye-relief trick it's not a deal-breaker for me. Do hope that we get a bit more on CV1 though (bonus points if we don't need to brush our eyelashes against the lenses).

LucidReality
Honored Guest
"mrgreen72" wrote:

I was pretty disappointed at first to be completely honest, but I'll say it again, setting the eye relief back to the recommended 3rd "farthest" notch really alleviates the "box" effect without losing FOV.



Thanks for the suggestion mrgreen72, it indeed made it feel much better! The edges are still there obviously, but for some reason, the round edges of the lenses are much less intrusive than the "box", even if it's still the same FOV

7andromeda7
Honored Guest
seems to me, with all the "dont buy the dk2" talk from Luckey, that the focus in this devkit has been all about the tracking/latency/positional etc. As others have suggested, they put the best performance screen in thats currrently available, aware of its effect on FOV. The aim was to let the devs get their hands on this as early as possible..whilst they beaver away improving the field of vision. Samsung are probably building that perfect screen right now.

Hope so anyway!

brantlew
Adventurer
"mrgreen72" wrote:
Nope. There's no turning back. FOV is only getting smaller from now.


I've seen this sentiment expressed several times over the last week and now that this thread has generally cooled down, I'd like to offer an alternate perspective.

The original DK1 prototype and the design that was slated for the Kickstarter backers had a smaller screen with a lower FOV and more visible screen edge (black bars) than the resulting DK1. But that panel was only available in limited quantities and when the Kickstarter blew up, Oculus had to scramble to find a replacement. So it was only by accident that the 7" DK1 design was born, but the resulting low pixel density and "box-face" look was not the original intention. After that the HD-prototype was demonstrated. It revived the smaller form factor with a resolution increase, but it reused the same optics so it also suffered from a lower FOV and obvious black bars. With the DK2, the optics were redesigned to increase the FOV while at the same time using a small screen, so the DK2 FOV is larger than both the DK1-prototype and the HD-prototype. Seen in this light - the DK2 is an evolution of the original design intent with a steady increase in both resolution and FOV.

psr
Honored Guest
Since I don't have my DK2 yet, can anyone tell me whether the edge of the screen is visible when looking straight ahead or do you only notice it when looking to the side?

SInce the last VR headset I tried was a Forte VFX1, I'm sure it can only be an improvement on my previous experience though!

nicorose
Honored Guest
The Forte VFX had a diagonal FOV of "only" 45 Degrees.

DK2 has about 90-95... So it has more than 2 times the Fov of the Forte. :mrgreen:

LucidReality
Honored Guest
"psr" wrote:
Since I don't have my DK2 yet, can anyone tell me whether the edge of the screen is visible when looking straight ahead or do you only notice it when looking to the side?


The edge of the screen is visible ONLY when looking straight ahead. They literally feel like they "box" you in. When you try to look at the edges directly, they kinda disappear.

PatimPatam
Protege
@psr:

Lgv212 is correct, because of the way the optics work, you notice more the edge of the screen when looking straight ahead than when looking to the side.

Just keep your expectations in check, we have a long way to go until we get the 180 degrees FOV of real-life (and that's without rotating your eyeballs).

Still, i'm sure you'll notice a "small" improvement over the VFX1. 😛

mrgreen72
Superstar
"brantlew" wrote:
"mrgreen72" wrote:
Nope. There's no turning back. FOV is only getting smaller from now.


I've seen this sentiment expressed several times over the last week and now that this thread has generally cooled down, I'd like to offer an alternate perspective.

Turn your sarcasm detector on Brantlew. I clearly wasn't serious. 😉