Sekonic LITEMASTER PRO L-478 Series - Measuring With Reflected Light System

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4-2-2. Measuring with Reflected Light System
Use5-degreeViewnder,reectedlight
attachment,(soldseparately)tomakereected
light readings with the L-478 Series.
Thismethodmeasuresthebrightness(luminance)
ofthelightreectedfromthesubject.Itisuseful
fordistantobjectssuchaslandscapes,when
youcannotgotothepositionofthesubject,or
formeteringsubjectsthatgeneratelight(neon
signs,etc),highlyreectivesurfacesortranslucent
subjects(stainedglass,etc).
Reectedlightmeasurementsaremadeatthe
camerapositionbyaligningthecircleinthe
viewndereyepiecewiththesubjectareatobe
measured.
*Seeoperatingmanualincludedwith5-Degree
Viewnder(soldseparately).
1. RemovetheLumisphere
 Thelumisphereunitisremovedbyholding
boththeupperandlowersectionsof
Lumisphereretractingringandturningit
totheleftwhilepushingtheLocklever
1
downward
2. AttachtheLumisphere
 AlignthemarkontheLumispherewiththe
markonthemeterheadand,whilepressing
itin,turntheLumispheretotherightuntilit
clicksintoplace.
 *ChecktoseethattheLumispherelocklever
1
is engaged.
•
When attaching/detaching lumisphere or viewnder, be sure not to touch the light receiving element inside the meter
head.
•
When the light receiving element gets dirty, clean it with soft and dry cloth. Never use organic cleaners such as thinner
or benzene.
Lumisphere
retracting ring
2
Lumispherelocklever
1
Mark
Light receiving
element
Metermark