Full text: Proceedings; XXI International Congress for Photogrammetry and Remote Sensing (Part B5-2)

808 
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Vol. XXXVII. Part B5. Beijing 2008 
Model 
Non-contact 3D digitizer 
VIVID 910 
Measurement method 
Triangulation light block 
method 
Light-receiving lenses 
(Exchangeable) 
TELE: Focal distance 
f=25mm MIDDLE: Focal 
distance f=14mm WIDE: 
Focal distance f=8mm 
Scan range (depth of field) 
0.6 to 2.5m (2m for WIDE 
lens) 
Optimal 3D measurement 
range 
0.6 to 1.2m 
Laser class 
Class 2 (IEC60825-1), 
Class 1 (FDA) 
Laser scan method 
Galvanometer-driven 
rotating mirror 
X-direction input range (varies 
with distance) 
111 to 463mm (TELE), 
198 to 823mm (MIDDLE), 
359 to 1196mm (WIDE) 
Y-direction input range (varies 
with distance) 
83 to 347mm (TELE), 148 
to 618mm (MIDDLE), 269 
to 897mm (WIDE) 
Z-direction input range (varies 
with distance) 
40 to 500mm (TELE), 70 
to 800mm (MIDDLE), 110 
to 750mm (WIDE/FINE 
mode) 
Accuracy 
X: ±0.22mm, Y: ±0.16mm, 
Z: ±0.1 Omm to the Z 
reference plane 
(Conditions: TELE/FINE 
mode, Konica Minolta's 
standard) 
Table 2. Full specifications of VI-910 3D Laser Scanning 
System 
Scanning Object 
Right Scanner 
*> jU 
r™ ¿sai 
Left Scanner 
j- «L_i 
%m tNwMM ; 
Scanner 
Controller 
Function 
Figure 8. “On-line” scanning mode using PET software 
The on-line scanning mode offered by the PET software was 
operated using “Import Digitizer One Scan” interface. The 
interface window was divided in two parts, namely the view of 
scanning object and the scanner controller function (Figure 8). 
In the first part, the scanning object from both laser scanners 
was displayed. The second part allowed the user to control 
both scanners to performed scanning task. If the scanning 
project required the used of two VI-910s 3D digitizer system, 
the basic information of both laser scanners was shown in the 
“Hardware” module (Figure 9 and Figure 10). The setting of 
the scanning mode for each laser scanner can also be done using 
“Camera 1” and “Camera 2” modules. 
Basic Information for Scanner 01 
6*s**J tmm i}c 
ml 1 
tmm t 
«W» F Ms SCS <t <****> 
lm Ms (%»! , :S vnk* 
»kJMiHWtoi Fjl) r HoinM« 
rtmméï 
FfeaSCäl# “*«* 1 
lim Hu timi » Vk№* 
îemÆ» 
»! «a*, 1 
Basic Information for Scanner 02 
Figure 9. Basic Information of Both Laser Scanners in the 
“Hardware” Module 
C**« Cmsms 1 iCamani 2Ì>ÌMÉ«awit 
l№m 
G log P Sir«« ‘ P Ceto Usui |~ (O-KOTs 
-—~—j- 1 3 
4tm f tm 
F Diw* tfryi fee»’*» Mo* F V* 
P WsS, Ç feti, ,»*! 
f*-ASsUiinMMMir SatPssiMtol um Pmumti. | 
Figure 10. The Setting of the Scanning Mode for each Laser 
Scanner using “Camera 1” and “Camera 2” Modules. 
The interface also provided the preliminary scanning accuracy 
information by colour coding method (Figure 11). The function 
was fully utilized just after the scanning task finished. The 
accuracy was early evaluated using the colour coding scale 
which shows the effectiveness of the scanning on the surface of 
the object. 
1 . .dw 
r f ÎÏÏSÜ !***** i~"~' ISS 
Scanning Output* 
. Color Coding 
Scale 
P» 
Figure 11. Preliminary Scanning Accuracy Information by 
Colour Coding Method
	        
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