Re
sult
s are given on te
st
s of a high-re
solution tracking hodo
scope ba
sed on layer
s of 26-μm-bore gla
ss capillarie
s filled with organic liquid
scintillator (1-m
ethylnaphth
alene doped with R39). The d
etector prototype con
si
sted of three 2-mm-thick par
allel layer
s, with
surface area
s of 2.1&time
s;21cm<
sup>2
sup>. The layer
s had a centre-to-centre
spacing of 6mm, and were read by an optoelectronic chain compri
sing two electro
static
ally focu
sed image inten
sifier
s and an Electron-Bombarded Charge-Coupled Device (EBCCD). Track
s of co
smic-ray particle
s were recorded and an
aly
sed. The ob
served hit den
sity wa
s 6.6hit
s/mm for particle
s cro
ssing the layer
s perpendicularly, at a di
stance of 1cm from the capillarie
s readout end, and 4.2hit
s/mm for particle
s at a di
stance of 20cm. A track
segment recon
structed in a
single layer had an rm
s re
sidu
al of
align=center border=0 SRC=/image
s/glyph
s/BQ1.GIF>20μm, and
allowed d
etermination of the track po
sition in a neighbouring layer with a preci
sion of
align=center border=0 SRC=/image
s/glyph
s/BQ1.GIF>170μm. Thi
s latter v
alue corre
sponded to an rm
s angular re
solution per layer of about 30mrad. A compari
son i
s made b
etween capillary layer
s and
silicon micro
strip plane
s.