OSVR HDK1

Developer	Razer, Sensics
Requires	PC
Successor	OSVR HDK2
Display	5.5 inch LCD (1.0), 5.5 inch low-persistence OLED (1.1 - 1.3)
Resolution	1920 x 1080, 960 x 1080 per eye
Pixel Density	401 PPI
Refresh Rate	60 Hz (1.0 - 1.2), 120 Hz (1.3)
Persistence	Low persistence
Image
Field of View	100° (nominal), 90° (H and V)
Optics
Optics	Dual-lenses, Wide FOV lenses
Tracking	3DOF, 6DOF
Rotational Tracking	Gyroscope, Accelerometer, Magnetometer
Positional Tracking	IR-LED faceplate and External Infrared Camera
Update Rate	Rotational: 400Hz, Positional: 100 Hz
Latency	??
Connectivity	1 external and 2 internal USB 3.0 ports
Input	Gamepads, Mouse and Keyboard, Leap Motion

OSVR HDK1 or Hacker Dev Kit 1 is a Virtual Reality head-mounted display created by Razer. Hacker Dev Kit is the OSVR's first device. It was announced in CES 2015 alongside Razer's VR Platform Open Source Virtual Reality or OSVR. OSVR Hacker Dev Kit has an open source and modular design that not only allows the user to replace and renew its hardware components but also build one from scratch. The schematics is available for free on OSVR's website.

OSVR Hacker Dev Kit went on sale on July 6, 2015 at a base price of $199.

Hardware

Hacker Dev Kit or HDK is open sourced just like its software counterpart. Users can freely download its schematics from OSVR's website. With a modular design, HDK is ideal for users who like to build their own devices or make modifications to pre-existing ones. Users to replace older components with newer versions or customize the entire HMD.

Specifications

Part	Spec
	HDK v1.0	HDK v1.1	HDK v1.2/v1.3
Display	5.5 inch LCD	5.5 inch OLED 401 PPI at 60 FPS	5.5 inch OLED 401 PPI at 60 FPS
Resolution	1920 x 1080 960 x 1080 per eye	1920 x 1080 960 x 1080 per eye	1920 x 1080 960 x 1080 per eye
Refresh Rate	60 Hz	60 Hz	60 Hz (1.2), 120 Hz (1.3)
Field of View	100° (nominal) 90° (Horizontal and Vertical)	100° (nominal) 90° (Horizontal and Vertical)	100° (nominal) 90° (Horizontal and Vertical)
Optics	Dual-lenses (<13% distortion)	Dual-lenses (<13% distortion)	Dual-lenses (<13% distortion), v1.3 has larger eye box and focus adjustments for each eye
Interaxial Distance	Adjustable	Adjustable	Adjustable
Tracking	3 degrees of freedom	3 degrees of freedom	6 degrees of freedom
Rotational Tracking	Gyroscope, Accelerometer, Magnetometer	Gyroscope, Accelerometer, Magnetometer	Gyroscope, Accelerometer, Magnetometer
Positional Tracking	None	None	IR-LED faceplate and External Infrared Camera
Update Rate	Rotational: ??	Rotational: ??	Rotational: 400Hz Positional: 100 Hz
Latency	??	??	??
Connectivity	1 external and 2 internal USB 3.0 ports	1 external and 2 internal USB 3.0 ports	1 external and 2 internal USB 3.0 ports
Weight	??	??	??
Facemask	regular foam layer	bamboo charcoal microfiber foam layer	bamboo charcoal microfiber foam layer
Input	Various, such as Mouse and Keyboard, Gamepads, Leap Motion, Nod
Cost	$199.99	$199.99	$299.99

Components

HMD Module - Where all the sensors are located. It has 3 USB 3.0 ports, 2 internal and 1 external.

Display - Display with flat cables and display board interface for interchangeable panels.

Optics Module - Two-lenses optics for additional eye pressure relief, Free from strong geometrical distortion (<13%), Adjustable inter Pupillary Distance and Diopter for use without glasses

HMD Mechanical Module - Replaceable face mask with foam layer for comfort.

Belt Box Module - USB 3.0 port, integrated surround sound, effortless cable management and signal boosters.

Add-ons

OLED Display - 5.5 inch Full HD OLED, 1920 x 1080 resolution, low persistence display. 401 pixels per inch at 60 FPS. (included in HDK 1.1 and 1.2)

Ergonomic Facemask - Improved facemask consist of bamboo charcoal microfiber foam layer. (included in HDK 1.1 and 1.2)

IR Upgrade Kit - IR faceplate allows positional tracking with update rate of 100Hz. It comes with an external IR camera. (included in HDK 1.2)

OSVR Faceplate with Leap Motion - Faceplate with Leap Motion VR camera built-in. It allows the tracking of hands, fingers and gestures.

Wide FOV Lenses - Utilizes Wearality Sky's 150 degrees FOV double Fresnel lenses.

Mobile smartphone faceplate - ??

History

January 6, 2015 - OSVR and Hacker Dev Kit were announced at CES 2015

March 25, 2015 - OSVR announced that it will have an optional faceplate with Leap Motion hardware and software incorporated. This faceplate allows the HMD to accurately track the movement of hands and fingers.

July 6, 2015 - Hacker Dev Kit became on sale and began to ship.

October 1, 2015 - Hacker Dev Kit v1.3 became available for pre-order