New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1917-03-18
DETECTED Headlights Will Solve
Glare Problem, Is Expert View
Opposed Systems Discussed by Alden l.. McNlurtry WI.
Is Not in Favor of Diffused Light
Arrangement

ing the highway from intsr,,..
roads of the presence OF an ap,or.ss
coming in another direction IA aVou'
lection of light at the side Of n. p'''
when the automobile ia making >. .ss'
is a warning to others around ~ ~'n
that car is approaching. W., IN IN
diffusion method this factor AZ a
is eliminated. WV
IF the percentage OF mon..
glare from lamps detected 50 ia. "a :,
light zone is limited. on a level 49, 80. "a
way. 70 ~ inches from the cro,, "a /
too great it may be lessened b. 4. i
ing the height to 40 or even !. !,
inches from the road at a riy,r a. y
tancc from The car. w
"On foggy night it is psr,i,,l,.
noticeable that the head LAMPS An So.
are not properly aimed. Fullv "A =.
cent of the lamps are projectir, y.
rays Of light so that little OF tho ia.
strikes the roadway / believe ~ =
due to ignorance rather than IA Ca.
lessness. | have in mind one car 49,, -.
who purchased fourteen diiTerer, 49,.
of bulbs in order TO improve W.,
illumination, when the chief dise,s.
was that the lamps on his car vsr. !.
aimed that hardly any Of the lies, r.
upon the road. 80
at is only recently that pror,r e.
tention has been paid 70 the amin, I,
the head lamp. In the maiorty !,
cases head lamps are aimed so thai Il,
front glasses are alighted with tAs ~
Of the car simply as matter Of !.
pearance. I'm a number Of case, n
brackets supporting the lamps will =.
permit of any adjustment or slt,,,
ton. This often results in iness,.,
road illumination, and is one q \,
causes of glare production.
ut is natural for the owner q, Il,
car to assume that the lamps hays k,,,
set TO give maximum efciency br,
this is frequently not the case Il
though some manufacturer do bs
pains TO see that the light projected 4
kept the 42-inch limit.
at must be admitted that in.r,
jority Of cases the price and anna,
ance govern the selection Of kaf
lamps. Whether this is the resuh \
ignorance or a matter Of economy =,
not prepared to say Until the pub
becomes as particular about the de,,
and construction Of the head lam,
a car as il is about the type Of "a,
buretor or ignition system employs
defective lamps will doubtless cont,
as standard equipment.
This D. a matter that can be AR
controlled by the motor car buyy
be will insist upon proper construct
The manufacturer OF automobile IN
lamps is only too willing 10 turn os
lamp of proper design and construcs
providing, of course, the auton2
manufacturer will pay a fair price r.
il. But as long as the lamp mr,|
facturer is called upon to furni,E ~ /
head lamps and one tail lamp /
price of less than SO a set. We carr.
expect "A product that will give I'll
thar n partial control Of the proist,,
light. The head lamps are, bsir
receiving less attention by eng,sn |
than almost any other accessory 9, e
car.
IF the average driver would s,H
his car driven toward him. SO h nsi
see the effect Of his own lamps sgs
would DC less blame placed To-, Ne
other fellow and "A more conrssrs.d
effort by both to lessen the ssss q
glare.
While there are but two prId;s
to be discussed, there are over III
million motor car owners awaiting SO
definite information regarding the
duction OF the effect OF glare"