LIGHT SOURCES
The Sōlarc NGX portable high-intensity-discharge metal halide light sources introduced
by Welch Allyn Lighting Products are designed
for integration into endoscopes, borescopes and
analytical equipment. They comprise a lamp
and ballast as small as 55 mm long and 35 mm
in diameter. The ballast can be configured to a
14- or 9.5-W setting. The former features 1000-
lm output, 6900 K color temperature and a median lamp life of 350 h; the latter features 500-
lm output, 13,700 K color temperature and a
median lamp life of 700 h.
Welch Allyn Lighting
rutand@welchallyn.com
aspheres with as much as 1000 waves (more
than 600 µm) of departure from the best-fit
sphere, without the use of dedicated null lenses
or computer-generated holograms. The device
is based on the company’s subaperture stitching
technology.
QED Technologies
sales@qedmrf.com
