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VL6C+ ™ SPOT LUMINAIRE USER MANUAL 53

Photometric Data

VL6C+ Luminaire with 700W Short Arc Metal Halide Lamp

Multiply throw distance by Tn to determine coverage.

To calculate center beam illuminance (I) at a specific distance (D):

-- if (D) is in feet, (I) is in foot candles

-- if (D) is in meters, (I) is in lux

* All data taken with seasoned light source at 20 hours of life.

ZOOM LENS

POSITION

CANDELA*

(cd)

BEAM ANGLE

(degrees)

BEAM DIAMETER

(Tn)

FIELD ANGLE

(degrees)

FIELD DIAMETER

(Tn)

NFOV 297,000 15.0° .263 18.5° .326

MFOV 104,000 25.0° .443 30.5° .545

WFOV 50,000 34.5° .621 42.5° .777

I =

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Prg VL6C+ Manuale Utente Pagina 61