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Razer OSVR HDK 2: Difference between revisions

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|VR/AR = [[Virtual Reality]]
|VR/AR = [[Virtual Reality]]
|Type = [[Head-mounted display]]
|Type = [[Head-mounted display]]
|Subtype = [[Standalone VR]]
|Subtype = PC VR (Open Source)
|Release Date = 2016
|Platform = [[PC]], [[SteamVR]]
|Price = $399 (discontinued)
|Creator = [[Razer]], [[OSVR]]
|Display = Single LCD binocular
|Announced = 2016
|Resolution = 1080x1200 per-eye
|Release = July 2016
|Refresh Rate = 90 Hz
|Price = $399
|Field of View = 110° diagonal
|Website = http://www.osvr.org
|Horizontal FoV =  
|OS = Windows
|Vertical FoV =  
|CPU = Intel i5-4590 (minimum)
|Diagonal FoV = 110°
|GPU = NVIDIA GTX 970 (minimum)
|IPD Range = 63.5 mm fixed
|RAM Req = 8 GB (minimum)
|Ocularity = Binocular
|Display = 2 x OLED (dual display)
|Resolution = 2160 x 1200 (1080 x 1200 per eye)
|Refresh = 90 Hz (low persistence)
|Brightness =
|FOV = 110° diagonal
|PPD =
|Lenses = Custom SLR-grade optics
|IPD = Adjustable focus (+450 to -200 diopters)
|Eye Tracking =
|Hand Tracking =
|Tracking = 6DoF (IR positional tracking at 100Hz)
|Spatial Mapping =
|Speakers =
|Microphone =
|Audio Jack =
|Connectivity = USB, HDMI
|Ports = HDMI, USB
|Battery =
|Weight =
|Materials = Injection molded plastic
|Colors = Black
|Sensors = Gyroscope, accelerometer, IR LEDs
|Input = Compatible with various controllers
}}
}}


'''Razer OSVR HDK 2''' is a [[virtual reality]] [[head-mounted display]] released in 2016.
The '''Razer OSVR HDK 2''' (Hacker Developer Kit 2) was an open-source [[virtual reality]] [[head-mounted display]] developed through the [[OSVR]] (Open Source Virtual Reality) initiative, led by [[Razer]] and [[Sensics]]. Released in July 2016, the HDK 2 represented a significant upgrade over the [[Razer OSVR HDK 1.4|HDK 1.4]], featuring dual OLED displays with the same resolution as the [[HTC Vive]] and [[Oculus Rift]], custom SLR-grade optics, and 90Hz low-persistence displays.<ref name="press">{{cite web|url=https://press.razer.com/product-news/osvr-launches-the-hdk-2-an-open-source-2160-x-1200-dual-display-vr-headset-in-the-asia-pacific-region/|title=OSVR Launches the HDK 2 - An Open Source 2160 x 1200 Dual Display VR Headset|publisher=Razer Newsroom}}</ref>
 
== History and Development ==
 
=== Evolution from HDK 1.4 ===
While the HDK 1 was designed to provide essential VR technology for development, the HDK 2 was engineered to deliver high-end visual experiences competitive with premium consumer headsets.<ref name="tomshardware">{{cite web|url=https://www.tomshardware.com/reviews/osvr-hdk2-vr-headset,5084.html|title=OSVR Hacker Developer Kit 2 Review|publisher=Tom's Hardware}}</ref>
 
=== Open Source Commitment ===
Like its predecessor, the HDK 2 maintained full open-source principles:
* '''Software SDK:''' Apache 2.0 license
* '''Hardware MDK:''' Community development encouraged
* '''No Licensing Fees:''' Hardware developers could interface freely
 
=== Industry Support ===
The HDK 2 launched with over 320 official OSVR supporters including major companies like Intel, NVIDIA, Acer, Ubisoft, and Gearbox Software.
 
== Design and Hardware ==
 
=== Display System ===
The HDK 2 featured a significant display upgrade:
* '''Configuration:''' Dual OLED RGB displays
* '''Total Resolution:''' 2160 x 1200 (1080 x 1200 per eye)
* '''Refresh Rate:''' 90 Hz with low persistence
* '''Technology:''' IQE (Image Quality Enhancer) for reduced screen door effect
 
The dual-display system matched the specifications of the HTC Vive and Oculus Rift.
 
=== Field of View ===
The HDK 2 offered a 110-degree field of view, providing improved immersion over the HDK 1.4.
 
=== Optical System ===
Custom designed SLR-grade lenses provided:
* Clearer, more vibrant images
* Reduced optical distortion
* Adjustable focus for vision correction
 
=== Diopter Adjustment ===
* '''Range:''' +450 to -200 degrees
* '''Adjustment Method:''' Dials on headset bottom
* '''Purpose:''' Brings lenses closer or further depending on vision needs
 
=== Physical Design ===
The HDK 2 used the same housing as the HDK 1.4:
* '''Body:''' Injection molded flat-black plastic
* '''Faceplate:''' Removable IR LED array
* '''Facial Interface:''' Pliable rubber with soft foam gasket
 
Note: No mechanical IPD adjustment included.
 
== Tracking System ==
 
=== 6DoF Positional Tracking ===
* '''IR Faceplate:''' v1.4 IR faceplate with LED array
* '''External Camera:''' IR camera operating at 100 Hz
* '''Tracking Type:''' Full 6 degrees of freedom
 
== Software Compatibility ==
 
=== Supported Platforms ===
* Native OSVR experiences
* [[SteamVR]] content (HTC Vive games)
* WebVR applications
* 360 video and media players
 
=== Not Supported ===
Oculus-based content was not compatible with the HDK 2.
 
== System Requirements ==
 
{| class="wikitable"
|-
! Component !! Minimum Requirement
|-
| CPU || Intel i5-4590 or equivalent
|-
| GPU || NVIDIA GTX 970 or equivalent
|-
| RAM || 8 GB
|-
| OS || Windows
|}
 
== Comparison: HDK 1.4 vs HDK 2 ==
 
{| class="wikitable"
|-
! Feature !! HDK 1.4 !! HDK 2
|-
| Display Type || LCD || OLED (dual)
|-
| Resolution || 1920 x 1080 || 2160 x 1200
|-
| Per Eye || 960 x 1080 || 1080 x 1200
|-
| Refresh Rate || 60 Hz || 90 Hz
|-
| FOV || 100° || 110°
|-
| Optics || Standard || SLR-grade
|-
| Low Persistence || No || Yes
|-
| Price || $299 || $399
|}


== Specifications ==
== Specifications ==
* '''Display:''' Single LCD binocular
 
* '''Resolution:''' 1080x1200 per-eye
{| class="wikitable"
* '''Refresh Rate:''' 90 Hz
|-
* '''Field of View:''' 110° diagonal
! Specification !! Details
* '''IPD Range:''' 63.5 mm fixed
|-
* '''Price:''' $399 (discontinued)
| Display Type || 2 x OLED RGB
|-
| Resolution || 2160 x 1200 (1080 x 1200 per eye)
|-
| Refresh Rate || 90 Hz (low persistence)
|-
| Field of View || 110°
|-
| Optics || Custom SLR-grade
|-
| Tracking || 6DoF (IR at 100Hz)
|-
| Focus Adjustment || +450 to -200 diopters
|-
| IQE Technology || Yes (reduced screen door)
|-
| Price || $399
|-
| License || Open Source
|}
 
== Reception ==
 
The HDK 2 received attention for offering competitive specifications at a lower price point than the Rift and Vive, though reviewers noted the lack of bundled controllers and the early-stage nature of the OSVR software ecosystem as limitations.<ref name="techradar">{{cite web|url=https://www.techradar.com/reviews/gaming/gaming-accessories/razer-osvr-hdk-2-1277810/review|title=Hands on: Razer OSVR HDK 2 review|publisher=TechRadar}}</ref>


== See Also ==
== See Also ==
* [[Virtual Reality]]
* [[Razer OSVR HDK 1.4]]
* [[Head-mounted display]]
* [[OSVR]]
* [[VR Headset]]
* [[Razer]]
* [[Open source VR]]
* [[SteamVR]]
 
== References ==
{{Reflist}}


[[Category:Devices]]
[[Category:VR Headsets]]
[[Category:VR Headsets]]
[[Category:Head-mounted displays]]
[[Category:Head-mounted displays]]
[[Category:PC VR]]
[[Category:Open source hardware]]
[[Category:Razer products]]
[[Category:OLED displays]]
[[Category:2010s VR]]
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