Ametek Land Cyclops L Series

Portable Thermometers
User Guide
Cyclops L
6 - 2
Fig.6-2Cyclops 055L thermometereldofview
6.3 Neutral Density Filter
Some Cyclops instruments,designatedsux-2F,arettedwithanadditional,
internal,neutraldensitylterwithinthevisualsightingsystem.Thiswillnot
aectthebrightnessorclarityoftheinternal(viewnder)temperaturedisplay,
butdoesprovidesomeadditionaleyecomfortwhenviewinghightemperature
targets.
6.4 Lens protection window
The Cyclops issupplied,asstandard,withaprotectivewindowwhichcovers
andprotectstheinstrumentlens.
WARNING
Neverlookatthesunthroughthisinstrument-thiscouldcause
severedamagetotheeye.
6.2 Target Size Calculation for fixed focus instrument Cyclops 055L
The Cyclops 055Lhasaprecisionreexopticalsystem,whichprovides
‘ThroughTheLens’sightingandgivesprecisedenitionofthetargetspot.The
focusisxedat5metres.
Field of View
Theprecisionreexopticalsystemgivesanarroweldofviewfromthefrontof
theinstrumentto5000mm(Fig.6-2).
Targetdistance(D)fromopticaldatum
Optical
datum
Fieldofview
Beamdiameter:nominally
28mmfromfrontof
instrumentto5metres