Next Progress Meeting, 21-22 May 2019

The next progress meeting of BiRD will be held at CNAM, in La Plaine St Denis (FR), 21st May  (9 am – 5 pm) to 22nd May  (9 am – 12 am). Please, save the date in your agenda. If you plan to attend the meeting and have not registered yet, please contact us by email.

Following topics will be discussed :
– Progress on BRDF recommandations
– BRDF data file format proposal
– Measurement of Gloss
– Measurement of Sparkle
Details will be also given about BxDiff, our new project on BTDF & BSSRDF measurement and modelling, multiscale traceability, speckle and polarisation issues on BRDF. We will also have a breakout session to get your feedback, needs and remarks. And of course, coffee breaks and evening diner in Paris, to discuss in a non formal situation.

Date :
21st May (9 am – 5 pm),  22nd May  (9 am – 12 am)

Location :
61 rue du Landy
La Plaine St Denis, France (see

How to get to CNAM

Map Metro Paris


Venue :
Take train RER B North (blue line) and stop at “La Plaine – Stade de France”. Caution, you have to buy a special Ticket (zone 1-2). Once there, it’s about 5 mn walk. Follow the map between the RER station and CNAM (see document attached).

Hotel :
Recommanded nearby Metro Stop “Gare du Nord” (8 mn), “Chatelet – Les Halles” (11 mn) or “Saint Michel Notre Dame” (13 mn).

Try to arrive at CDG Airport (north of Paris).
To go to Paris, 2 options :
“Paris by train” : 10€, 35mn. Buy a ticket at the airport. The connecting train CDG-Paris is the RER B, so it stops at “La Plaine Stade de France”  which is useful is you fly back in the afternoon.
Taxi : 55€, 25mn (according to traffic)

Train :
Thalys and Eurostar arrive in Gare du Nord. Then it’s 8 mn with RER B to get to “La Plaine – Stade de France

New stakeholder

We have an new industrial who joined the group of BiRD’s stakeholders.

For more information visit the Stakeholder Area.

pab-opto specializes in measuring BSDF and consults in projects with relate to material modelling and simulation. It is based on more than 20 years of experience building gonio-photometers for BSDF measurement and project work.
Their line of PG2 gonio-photometers is manufactured and marketed by the sister company pab advanced technologies Ltd.

Recently Published Papers

Following new papers have been published recently within the EMPIR 16NRM08 Project “Bidirectional reflectance definitions” (BiRD):

E. Perales, F.J. Burgos, M. Vilaseca, V. Viqueira, F.M. Martínez-Verdú, J. Pujol    Graininess characterization by multidimensional scaling,   Journal of Modern Optics (March 2019)

E. Perales, et al., Review of instrumental inter‐agreement study of spectral and colorimetric data of commercial multiangle spectrophotometersColor Research & Application, Vol. 44, Issue 2, pp. 168-175 (April 2019)


New stakeholder

We have an new industrials who joined the group of BiRD’s stakeholders.

For more information visit the Stakeholder Area.

Rhopoint Instruments is a UK based designer and manufacturer of test equipment primarily focussed towards appearance quality.

The company was founded in 1988 as a manufacturer of glossmeters. Since this time, the product range has developed and grown to test not just gloss but many other parameters of total surface quality including Orange Peel / DOI, Haze, Texture, Defect Analysis, Shade and Opacity.

Their handheld instruments are designed to be used in both research and development and production environments in numerous industries including: paints and coatings, automotive, yacht manufacture, metal polishing, polished stone, smart phone, tablet PC and laptop covers, coil coating, printing and graphic arts, powder coating, furniture and plastics.

Rhopoint Instruments is part of the Rhopoint group of companies which operate to ISO9001:2008 Quality Management Systems.

Workshop on gloss

First day will be a workshop on gloss, with the aim to provide you the last progresses in the field of gloss perception, gloss comprehension and gloss measurement.
The second day will be devoted to BiRD project progresses (Sparkle, BRDF and data files).

Workshop “Open questions on gloss measurement”

October 23rd 2018, Madrid, Spain

This workshop will be the opportunity to talk about research questions on gloss as a visual attribute and about issues and new developments with respect to gloss measurement.

The workshop will be followed by the kick-off meeting of a new Joint Technical Committee (JTC) on Gloss which has been proposed to CIE and is pending to be officially approved.

We would like to invite you to contribute to the workshop, by proposing a talk on the topic of gloss. It must be research oriented and non-commercial. If you are interested, please send a short abstract of 200-300 words to Ana Rabal ( before October 16th 2018. This abstract will be reviewed by the scientific committee composed of Frédéric Leloup (KU Leuven and propose co-chairperson of the CIE JTC on gloss), Gaël Obein (CNAM and propose co-chairperson of the CIE JTC on gloss), Esther Perales (Universirty of Alicante) and Alejandro Ferrero (CSIC). The final program will be published on October 17th on the website along with selected abstracts.

4th Project progress meeting of JRP BiRD 

October 24th-25th 2018, Madrid, Spain

The meeting will be focused in the progress of the project. The work done within every work package as well as the schedule of deliverables will be reviewed. A questions and answers session on the development and trends of the project will be held, so stakeholders and collaborators will be able to pose issues.

Agenda of the meeting


Arrangement Details

Hotels near CSIC + hostels updated! – we have added more options

Metro Map Tourist Map Metro Madrid