LED surgical lights, single and combination lights CHROMOPHARE
®
E 778, E 668, E 558
Technical Data
27
CHROMOPHARE
®
E 778
Specifications
Value Unit
Color temperature levels
(only with Color Select option)
3600
4000
4500
5000
K
K
K
K
Standard color temperature level
(without Color Select option)
4500 K
Intensity Ec at 1 m
160 klx
Electronic brightness control
80–160 klx
Total radiant power
at max. intensity
600 W/m
2
Total radiant power/intensity
3,7 mW/
(m
2
lx)
Color rendering index R
a
95
Circadian effect coefficient a
cv
0,72
Light field diameter
15-29 cm
d
10
Light field,
∅
at 10 % of max. intensity
15 cm
d
50
Light field,
∅
at 50 % of max. intensity
9,6 cm
Residual brightness when obstructed by one
mask, with reference to Ec
73 %
Residual brightness when obstructed by two
masks, with reference to Ec
52 %
Residual brightness in standardized tube, in
reference to Ec
91 %
Residual brightness in standard tube with
one shader, in relation to Ec
66 %
Residual brightness in standard tube with
two shaders, in relation to Ec
47 %
Depth of illumination L1 + L2
75 cm
