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THETA andMulti-imagingTechnology
28th October, 2017
Ricoh company, Ltd.
Makoto Odamaki
RICOH THETA
The camera that shoots everything in 360 degrees
360-degree image at the summit of Mt. Everest
Photographed by Olivier Vriesendorp, VP of product marketing at Ricoh Europe
https://theta360.com/s/nf8Ygp3ZPwtz2Ft5hqm4eSzoW
360-degree video in the sky
https://www.youtube.com/watch?v=PIMn_BQeLXc
Product history
Ricoh is a market leader in 360-degree cameras
- Ricoh released in Oct. 2013
- MIT Tech Review selected 360-degree selfieas one of 10 Breakthrough Technologies of 2017
Oct 2013 2014 2015
3.6k still
3.6k still2k video/15fps
5.4k still2k video/30fps
THETA
THETA m15
THETA S
2016 2017
VR/360 videos
2018
THETA SC 4k VideoHEVC
Spatial Audio4k Live Output
Android OS
4K /30fpsTHETA-V
Mark
et G
row
th
THETA-V
4k video shooting
- 360-degree 30fps
HEVC supported
- Available in the future
360-degree spatial audio
- 4ch build-in micro phone
- External 3D microphone
6
4k Cubic Example
7
Plug-ins for 360-imaging
Android OS based system
8
Developers
Remote playback
9Pre-installed Plug-in
Share and 360 scroll
How it works
2 fish eye lens system
- Over 180 degrees field of view
- Compact bending optical system to minimize parallax
10
How it works
11
Two fisheye lens Equirectangular
2 fisheye lens is a good balanced system for consumer cameras Compact camera body
Easy to stitch
360-degree image at Times Square
12
The limit of 360-degree image
13
14
What I really saw
Comparing Solid Angles
15
2π [steradian] 0.78 [steradian]
28mm focal length
Multi-imaging
Multi-imaging technology
16
High resolution image360-degree image
360-degee image
17
Zoomed 360-degree view
18
Multi-imaging result
19
Over-layered High-resolution image
The camera system of multi-imaging
20
Reduced disparity and blind spot
360-degree camera with DLSR
Algorithm flowchart
21
360-degree image High resolution images
Multi-imaging
Viewer
Matching
Meta data
Multi-imaging movie
22
https://www.youtube.com/watch?v=w4sZLke-kJI
Version: [###] Classification: Internal Owner: [Insert name] 31/10/2017 23