BASIC ELECTRICS CLASS CLASS WILL TEACH
HOW TO IDENTIFY DIFFERENT LIGHTS AND ACCESSORIES
HOW TO SAFELY HANG, FOCUS, AND DRESS A PIPE
HOW TO READ PLANS AND PAPERWORK BASIC ELECTRICITY
PARTS OF A FIXTURE
Ellipsoidal Reflector Spotlight
Produces hard-edge, focusable beam Shutters allow for framing of beam May be used to project steel patterns
(gobo), color patterns on glass (glass gobos) or color images on dichroic glass
Evenness of field depends on lamp position within reflector (bench focus)
Long through makes them suitable for FOH applications.
Labeled by either beam spread (26 deg) or lens width by focal length (6x12)
DIFFERENT TYPES OF ERS OR “LEKO”
SOURCE 4 ALTMAN 360 Q
ALTMAN SHAKESPEAREALTMAN 1KL
Parabolic Aluminized Reflector
Sealed beam lamp contains filament, envelope, reflector, and lens all in one package
Wattage dependent on size (max PAR64 1000w)
Beam dependent on lens Durable, weather resistant Elliptical beam.
PARCANS
ETC PAR PAR 64
PAR 56 PAR 46
TYPES OF PAR LAMPS
ACL (Aircraft Landing Light)
NSP (Narrow Spot)
MFL (Medium Flood)
WFL (Wide Flood)
ETC PAR LENSES
Fresnel Spotlight
Uses Fresnel lens to focus light Uses a spherical reflector Distance between lamp / reflector and lens
determines beam width (adjustable spot/flood) Produces soft light Very common on movie and TV sets
FRESNELS
ALTMAN 6” FRESNEL
ALTMAN AF FESNEL
ALTMAN 8” FRESNEL
ARRI 1000
PARNel CROSS BETWEEN PAR
AND FRESNEL TWO LENS THAT TWIST
TO CHANGE BEAM SIZE
KNOB ON BOTTOM TO SPOT/FLOOD LIKE FRESNEL
SAME BODY AS ETC PAR
STRIP LIGHTS AND CYC LIGHTS
USED TO LIGHT DROPS AND CYCLORAMAS PROVIDE EVEN WASH LIGHT FOR CYCS AND
DROPS USUALLY HUNG FROM BATTENS OR PLACED ON
FLOOR (ground row) COME IN MULTIPLY “CELLS” AND CONFIGUATIONS USUALLY HEAVY AND LONG (2 man lift) REFLECTOR SHAPE AND POSITION MATTER TO
BEAM SPREAD
CYC LIGHTS
T-3 STRIP LIGHT
BROAD CYC
SKY CYC
MOVING LIGHTS
ALSO CALLED INTELLIGENT LIGHTS, AUTOMATED, OR MOVERS
2 TYPES - MOVING MIRROR AND MOVING YOKE FIRST APPEARED IN 1979 ON GENESIS TOUR USE ELECTRIC MOTORS TO FOCUS/POINT,
CHANGE COLOR AND CHANGE TEMPLATES, ZOOM, AND EDGE/FOCUS
MOST USE DISCHARGE LAMPS, NO DIMMERS NEEDED
MOVING LIGHTS
MOVING MIRRORMOVING HEAD
MOVING HEADS
WASH UNIT SPOT UNIT
SPOT FIXTURES
MAC 2000 PROFILE
VL 6
VL 3000 SPOT
STUDIO SPOT 575
WASH FIXTURES
VL 3500 WASHMAC 2000 WASH
STUDIO COLOR 575VL 5
LED’s
L.E.D.- LIGHT EMITTING DIODE ELECTRONIC PART THAT EMITS A CERTAIN WAVE
LENGTH OF LIGHT(COLOR) WHEN ELECTRICITY FLOWS THROUGH IT
USUALLY USED AS AN UPLIGHT,CYC, AND A WASH LIGHT
GETTING BRIGHTER AND DOING MORE EVERY DAY USES LESS POWER GENERATES LESS HEAT
LED FIXTURE
COLOR BLAST TRX COLOR BLAZE 72
IMPRESSION 90OPTI PAR
LIGHTING ACCESSORIES
HARDWARE USED TO HANG OR ALTER HOW LIGHT COMES OUT OF UNIT
USUALLY PLACED IN OR INFRONT OF FIXTURE GEL- DEEP DYED POLYESTER THAT IS COLORED
PUT IN FRONT OF FIXTURE TO CHANGE COLOR OF LIGHT
LIGHTING HARDWARE 1
TOP HATSIDE ARM
HANGING IRONCLAMP TO CLAMP
LIGHTING HARDWARE 2
RIGID CHESEBOROSWIVEL CHESEBORO
BOOM BASERING TOP
LIGHTING HARDWARE 3
FULL SCENERY BUMPER DROP IN IRIS
TEEBARN DOOR
HARDWARE 4
TEMPLATE HOLDERS
COLOR FRAMES
GEL SWATCH BOOK
STEEL TEMPLATE
PHOTOMETRICS
DATA USED TO DESCRIBE THE PERFORMANCE OF LIGHTING INSTRUMENTS, SPECIFICALLY THEIR INTENSITY AND BEAM SPREAD
COLOR TEMPERATURE Color temperature is a characteristic of
visible light, that has important applications in lighting. Color temperature is conventionally stated in the unit of absolute temperature, the kelvin, having the unit symbol K.
Color temperatures over 5,000K are called cool colors (blueish white), while lower color temperatures (2,700–3,000 K) are called warm colors (yellowish white through red).[1]
COLOR TEMPERATURE
COLOR TEMP IS RELAVENT TO HOW COLORS AND PEOPLE LOOK
THE SUN IS ROUGHLY 5600k (COOL BLUE WHITE) INDOOR LIGHT BULBS ARE APPROXIMATELY 3050k (WARM
REDDISH WHITE) FLOURESCENT BULBS ARE ROUGHLY 4400k (GREENISH
WHITE) MOVING LIGHT LAMPS ARE 5600k (COOL BLUE WHITE LIGHT) STAGE LIGHTS ARE 3200k (WARM ORANGE WHITELIGHT) COLOR TEMPERATURE HAS NOTHING TO DO WITH HOW HOT
THE FIXTURE GETS THE WAY WHITE LIGHT LOOKS IS RELATIVE TO ITS COLOR
TEMPERATURE AND CAN BE COMPARED TO A RAINBOW, IT FOLLOWS TO SAME COLOR ORDER AS FAR AS THE QUALITY OF WHITE LIGHT
BASIC ELECTRICITY
ELECTRICITY IS THE FLOW OF AN ELECTRIC CHARGE/CURRENT
ELECTRICTY IS MEASEURED IN 4 CRITERIA: VOLTAGE- PRESSURE OF ELECTRICTY IN A
CIRCUIT - MEASURE OF ELECTRICAL POTENTIAL AMPERAGE- AMOUNT OF ELECTRICY IN CIRCUIT -
MEASURE OF ELECTRICAL CURRENT RESISTANCE- THE RESISTANCE TO ELECTRIC
FLOW IN A CURCUIT, MEASURED IN OHMS WATT- HOW MUCH POWER IS USED THE COMMON FORMULA FOR THIS IS: WATTS=VOLTAGE x AMPERAGE
BASIC ELECTRICITY ELECTRICITY IS TRANSMITTED IN 2 WAYS AC OR
DC DC- DIRECT CURRENT AC- ALTERNATING CURRENT DC- IS BEST DESCRIBED AS BATTERY POWER AC- IS THE ELECTRICITY IN YOUR HOME OR
OFFICE IN THE UNITED STATES WE USE 120/208V OR
277/480V POWER AT 60 HERTZ MOST LIGHTING FIXTURES ARE EITHER 120V OR
208V DO NOT TOUCH ANYTHING RATED 277V OR 480V
BASIC ELECTRICITY
OHM’S LAW E=IR “E” IS VOLTAGE “I” IS AMPERAGE “R” IS RESISTANCE “W” OR “P” IS
POWER(WATTS) WHEN YOU KNOW 2 OF
THESE VARIABLES YOU CAN FIGURE OUT WHAT YOU NEED TO KNOW
120 VOLT CONNECTORS
STAGE PINSTRAIGHT BLADE OR EDISON
TWIST OR LOCKING CONNECTOR
208 VOLT CONNECTORS
STRAIGHT BLADE 208VCONNECTOR
L6-20 208V TWIST LOCKCONNECTOR
SINGLE POLE LOCKING CONNECTOR
COMMOMLY CALLED CAM-LOC’S MUST LOCK BY MATING AND TURN A QUARTER
TURN USED FOR FEEDER CABLE
MULTI CABLE
CARRYS 6 CIRCUITS OF POWER ALSO CALLED SOCAPEX OR VEAM CABLE NEEDS BREAK OUTS AND INS TO SPLIT INTO
INDIVIDUAL CIRCUITS
DATA CONNECTORS
ETHERCON3-PIN XLR
5-PIN XLR DMX
DIMMERS
CONTROLS HOW BRIGHT(INTENSITY) A CONVENTIONAL LIGHTING FIXTURE IS ON A SCALE OF 1% TO 100%
POWER AND DATA FLOW
LIGHT PLOT
PAPERWORK