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Please note:
WhenlookingthroughyourMINOXBN
7x50DC,youwillseeahorizontalgraticuleconsisting
ofpixeldots.Onepixelequalsonemil.Thedistance
fromoneverticallinetothenextisapproximately
tenmil.Theazimuthisthesumofallpixeldotsalong
thegraticuledepictingthelengthoftheobjectbeing
viewed(fig.6)
Determining length
Thedistancetoanobjectmustfirstbeknown:
Distancetoobject(m)xhorizontalangle(HA)
1.000
= lengthofobject(m)
Inthisexample,theknowndistanceis1.100meters.
Thehorizontalangleis40mil(eachpixelisequivalent
toapproximately1mil).1.100x40dividedby1.000
resultsinanobjectlengthof44meters.
Determining distance
Thelengthoftheobjectmustfirstbeknown:
Lengthofobject(m)x1.000
= distancetoobject(m)
Horizontalangle(HA)
Inthisexample,theknownlengthoftheobjectis44
metersandtheazimuthreadingis40;44times1.000
dividedby40resultsinadistanceofapprox1.100
meterstotheobject.
Horizontal angle (HA) = total sum of pixels
along the length of the measured object
Areadingcanalsobetakeninthehorizontalgraticule
compassmode(fig.5)tomakeapproximateobject
heightcalculations.Theverticallineinthemiddlecan
beusedtodeterminetheapproximateheightofan
object.Eachpixelisequivalenttoapproximately1mil.
Ifnecessary,thebinocularscanbeturnedverticallyto
allowformorescopeofmeasurement.
distance(m)xVerticalAngle
=height(m)
1.000
Vertical angle (HA) = total sum of pixels
along the height of the measured object
Important note:
thereadingsmadewiththehori-
zontalgraticulearemeantonlytobeapproximate.
Variousfactorsmustbetakenintoconsiderationlike
atmosphericmoisture(resultinginobjectsappearing