Stranica 85 [85]
A workflow has been developed to ensure thatthese reguirements are collected according to
the optimised and standardised acguisition protocols. The instructions below describe the
workflow for the capture of Infrared-reflected images.
Workflow for the capture of UV-reflected (UVR) images
Equipment requirements:
e Camera
e UV radiation sources
e UV bandpass filter (e.g. DUG 11X)
e UV safety glasses
e Macbeth colour chart (not required but remains in the shot from previous image for
continuity)
e Spectralon diffuse reflectance grey scale or any number of Spectralon diffuse
reflectance standards as available.
Set-up
1) Position the UV radiation sources and the camera as shown in Figure 2-28 and
according to the recommendations in section b.
| Object
av
v 5 Visible-blocking
UV 31 & 3 UV filter (DUG 11X)
Blue stray x jani 5 tj ¢
light v7 2 || Be £ SS
DUG11X 917 ki 3
= —
UV Lights 2\| & rs
(Wood lights) 2
UV bandpass filter (e.g. DUG 11X)
2) Place the UV bandpass filter (e.g. DUG 11X) in front of the camera.
3) If working in the studio, position the object following the recommendations referred to in
section b.
Version No. 1.0 77 Date : 14/10/2013
kanal