Somnium VR1 - FAQ
(Factually Addressed Queries)

Somnium VR1 FAQ (March 2025)

Acronyms / Glossary

Audio

logi Chorus

Valve Index BMR (ear speakers) - contact PCBs
  - STL for 3D print clamps

Vive DAS earspeaker clamps for MQ2000 strap

VR Ears alternative to e.g. Vive DAS

base stations

beta3 released 23 Apr

bottom anchor point

Buy (also FAQ)

customers initial impressions

hiccups, hints, issues, software
  - switching between OpenXR and SteamVR

Downloads   discord 3D mods

anchor point 3D files

DAS earspeaker clamps for MQ2000 strap

Vive DAS head strap adapter stl files

Warping profiles for geometric distortions

Dynamic Foveated Rendering (DFR)

(No SteamVR, few OpenXR apps support it)

eye box and sweet spot

Eye relief (world scale):  try steps from -20 to +20

Eye tracking

Face mask options

FoV (Field of View)

- thinner face cushion increases FoV,
  or perhaps custom 3D-printed face mask
- set horizontal slider e.g. 5-10 more than measured

Foveated rendering - only in OpenXR

Getting Started

my preparations, collateral software installation

Hand Tracking (optical)

Ultraleap Hand tracking

Ultraleap SteamVR skeletal tracking driver

Head strap options   Face mask options

interpupillary distance (IPD)

joystick as SteamVR controller

mixed reality binocular cameras

overlays

pupil swim warping artifacts

Spacewarp AKA motion smoothing

- extrapolate positions in synthesized frames

- only OpenXR apps with velocity + depth map

- similar to SteamVR asynchronous reprojection

SteamVR hints, links

Teardown video - VR1 components

[0:32/23:58] Face mask is attached by screws,
not magnets, under cushion (held by velcro)

USB devices

History - blog

information sources

SteamVR / OpenXR software overview