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UT-Dallas PHOTOGRAPHY. Black & White LAB QUICK TOUR. LOCKERS ARE AVAILABLE FOR STUDENT USE You will need: lock label with name, course name plus current semester 3. store journals, DRY tank and reels, negative sleeves and paper. BW LAB AREA ENTRANCE. - PowerPoint PPT Presentation
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UT-Dallas PHOTOGRAPHY
Black & White LAB QUICK TOUR
LOCKERS ARE AVAILABLE FOR STUDENT USE You will need: 1. lock 2. label with name, course name plus current
semester3. store journals, DRY tank and reels, negative
sleeves and paper.
BW LAB AREA ENTRANCE
LIGHT TABLE FOR FILM EDITING FILM DRYING CABINETS PAPER DRYING RACKS PAPER PRESSES PRINT FINISHING SUPPLIES MAT CUTTING TABLES
LIGHT TABLE for FILM EDITING
PRINT DRYING RACKS
ADDITIONAL RACKS IN UPSTAIRS DARKROOM
FILM DRYING CABINET
OPERATE ON MEDIUMHEAT SETTING 20 MIN.
WAIT FOR FAN TO STOP BEFORE OPENING
HANDLE ALL FILM WITH CARE
PRINT PRESS operate @ 200º--press 90secs
FILM LOADING ROOM #1 &
EMERGENCYEYE WASH STATION
CODED POWER DOOR LOCKS
CODE WILL BE GIVEN BY INSTRUCTOR
CRANK SEVERAL TIMES-ENTER CODE-WAIT FOR CLICK SOUND AND/OR BLINKING
GREEN LIGHT= OPEN
TWO FAN SWITCHES: COUNTDOWN FAN SWITCH TIMER IS
IN THE BW LAB. Set for 2 hour period.
THE MAIN FAN SWITCH IS IN THE UPSTAIRS LAB
SEE RED SWITCH TO THE RIGHT OF THE DOOR. USE SAME BW DARKROOM CODE TO GAIN ACCESS INSIDE DOOR.
DARKROOM: FILM PROCESSING SINK AREAINCLUDES:
D-76 DEV TMAX DEV
STOP BATH
FIXER
HCA
FILM WASH
PHOTOFLO
FILM PROCESSING CHEMICALS:
D-76: stock solution (discarded after single use).
TMAX: stock solution (discarded after single use).
STOP (acetic acid): working solution
FIXER: working solution
HCA: working solution
D-76 DEVELOPER DILUTE 1 to 1 1 part D-76 1 part Water (use pump to
dispense D-76) Temp critical 68-75º Colder water flows
from 4 central faucets (marked #3-#6)
FOR REGULAR FILM DEVELOPMENT KODAK D-76 IS USED ONLY ONCE
TO HAND DEVELOP FILM IN STEEL OR PLASTIC TANKS.
STUDENTS MIX D-76 WITH WATER AT THE RATIO OF 1 PART D-76 TO 1 PART WATER
THEN TOSS DOWN DRAIN AFTER SINGLE USE.
FOR PUSH-PROCESSING! KODAK TMAX IS USED ONLY ONCE TO
HAND DEVELOP FILM IN STEEL OR PLASTIC TANKS.
STUDENTS MIX TMAX WITH WATER AT THE RATIO OF 1 PART TMAX TO 4 PARTS WATER
THEN TOSS DOWN DRAIN AFTER SINGLE USE.
TMAX DEVELOPERfor push-processing DILUTE 1 to 4 1 part TMAX 4 parts Water (use pump to
dispense TMAX) Temp critical 68-75º Colder water flows
from 4 central faucets (marked #3-#6)
Monitor Chemistry When finished working, dispose of any chemical
that YOU DILUTE from concentrate:D-76 and TMAX film developersDEKTOL paper developerHCA tray solution for prints
D-76 and TMAX are one-shot developers that cannot be reused.
Developers can be contaminated easily so be sure to rinse beakers before measuring.
INDICATOR STOP BATH RETURN STOP for FILM process to gallon film
containers located in sink.
RETURN STOP for PAPER process to 5 gallon STOP container on shelf.
EXHAUSTED STOP STOP BATH that turns PURPLE in color is fully exhausted. The stop can be safely discarded as it is no longer acidic.
VERIFYING THE FRESHNESS OF EACH CHEMICAL.
FRESH STOP IS YELLOW.
STOP THAT IS EXHAUSTED APPEARS PURPLE IN COLOR.
IT IS RE-USED UNTIL THIS DISCOLORIZATION OCCURS.
Yellow/fresh Brown/almost exhausted
Purple/toss
FIXER NEVER pour FIXER down the drain, as
used fixer pollutes the environment
RETURN FIXER for FILM process to gallon film containers located in sink.
RETURN FIXER for PAPER process to 10 gallon USED paper fixer container on shelf
FIXER DISPOSAL
EXHAUSTED FIXER: use hypocheck to check for exhaustion--the white cloud!
FIXER DISPOSAL: pour into large containers for EXHAUSTED/ DEAD fixer
VERIFYING THE FRESHNESS OF EACH CHEMICAL
FRESH FIX IS CLEAR AND ALWAYS LOOKS THE SAME EVEN WHEN IT IS EXHAUSTED.
1 ounces of FIX MUST BE TESTED WITH 2-3 HYPOCHECK DROPS.
A WHITE PRECIPITATE FORMS INDICATING EXHAUSTED FIX (image on next slide).
FRESH FIX IS CLEAR AND ALWAYS LOOKS THE SAME EVEN WHEN IT IS EXHAUSTED.2 ounces of FIX MUST BE TESTED WITH 2-3 DROPS OF HYPOCHECK.
A WHITE PRECIPITATE FORMS INDICATING EXHAUSTED FIX.
EXHAUSTED FIX IS DISPOSED OF IN A 5 GALLON CONTAINER & IS NOT TO BE TOSSED DOWN THE DRAIN.
WE MUST COLLECT IT IN OUR EXHAUSTED/DEAD FIX CONTAINERS SO THAT ENVIRONMENTAL SAFETY MAY TREAT THE FIX.
HCA REUSE solution from one gallon containers for
FILM. DILUTE solution from concentrate for PRINT
processing and discard after use.
HCA acquires a STRONG PINK COLOR upon exhaustion--when it can be discarded.
Hypo Clearing Agent facilitates removal of residual FIXER from the prints and film.
MAKING 30 ounces OF HCA (hypoclear) SOLUTION for PRINTS
30 ouncesWORKING SOLUTION OF RAPID BATH
25 OZ WATER5 OZ RAPID
BATH
MEASURE FROM PUMP BOTTLE
FRESH HCA IS CLEAR.
HCA THAT IS EXHAUSTED APPEARS DARK PINK IN COLOR.
IT IS RE-USED UNTIL THIS DISCOLORIZATION OCCURS.
Clear/fresh Dark pink/toss
PLEASE REVIEW SPECIFICS FOR CHEMICAL FRESHNESS.
D-76 IS USED ONLY ONCE TO DEVELOP. MIX IT WITH WATER AT THE RATIO OF 1 PART D-76 TO 1 PART WATER. TOSS AFTER USE.
TMAX IS USED ONLY ONCE TO DEVELOP. MIX IT WITH WATER AT THE RATIO OF 1 PART TMAX TO 4 PARTS WATER. TOSS AFTER USE.
STOP BATH THAT IS EXHAUSTED APPEARS PURPLE IN COLOR.REUSE STOP UNTIL THIS DISCOLORIZATION OCCURS.
FIXER THAT IS EXHAUSTED FAILS THE HYPOCHECK TEST:TWO DROPS OF THE HYPOCHECK ADDED TO TWO OUNCES OF FIX WILL EITHER APPEAR CLEAR OR CAUSE A WHITE PRECIPITATE TO FORM. THE WHITE PRECIPITATE INDICATES AN EXHAUSTED FIX. FIXER IS RE-USED UNTIL IT FAILS THE HYPOCHECK TEST.
HCA TURNS A DARK PINK COLOR WHEN EXHAUSTED.IT IS RE-USED UNTIL DISCOLORIZATION OCCURS.
STOP AND HCA THAT IS EXHAUSTED CAN BE DISPOSED IN THE DRAIN. FIX MUST BE DISPOSED OF IN THE DEAD/EXHAUSTED FIX 5 GALLON CONTAINER AT THE FAR END OF THE LAB.
STOP FIX HCA: POUR FROM BOTTLE NO DILUTION INTO GRADUATES (20 oz for plastic reel tanks)
(16 oz for steel reel tanks)
SIGNS OF EXHAUSTED CHEMISTRY
STOP=PURPLEFIX=WHITEPRECIPITATE formsfrom 2 DROPS HYPOCHECKHCA=STRONGPINK COLOR (a
faint pink color is normal after use)
GRADUATES (liquid measure) STOP/FIX AND HCA GRADUATES LOOK LIKE
THIS AND ARE FOUND ON TOP OF 2ND SINK BY PRINT CHEMISTRY
GRADUATES (liquid measure) PREWET AND DEVELOPER GRADUATES ARE
KEPT BELOW 2ND SINK AND LOOK DIFFERENT THAN ONES USED FOR STOP FIX AND HCA
DIGITAL THERMOMETERMONITORTEMPERATURE
VARIANCE OF2 DEGREES BETWEENALL PROCESSINGCHEMISTRY
AVOID CROSS-CONTAMINATION
ON/OFF switch for thermometer is located at base of unit, on right side
COUNTDOWN TIMERPROCESSINGTIMES DEPENDON FILM USEDAND TEMP
NOTE TIMESFOR YOUR FILM ON THE CHARTS.
YOUR INSTRUCTOR WILL DEMONSTRATE FILM PROCESSING
FILM WASHERS10-20 MINUTES IN WATER WASH—drop stainless film reel into
washer (shorter wash times preferable during warmer months to prevent film swelling)
use PHOTO-FLO after washing film
FILM WASHERS
10-20 MINUTES IN WATER WASH
(shorter wash times preferable during warmer months to prevent film swelling)
use PHOTO-FLO after washing film
PHOTO FLO ONE GOOD SQUEEZE FROM PHOTOFLO BOTTLE
INTO SMALL TRAY, HALF-FILLED WITH WATER Or use specially marked film tank, located in sink
FILM DRYING CABINET
OPERATE ON MEDIUMHEAT SETTING 20 MIN.
WAIT FOR FAN TO STOP BEFORE OPENING
HANDLE ALL FILM WITH CARE
PRINTING CHEMISTRY USE THE SAME GRADUATES as shown before FOR PRINT CHEMISTRY PREPARATION Decant 30 oz for each print processing tray. Prepare HCA, diluted 1:31 &
Dektol, diluted 1:2.
PRINT CHEMISTRY IS STORED IN LARGE TANKS ON SHELF UNIT
DO NOT MIX PAPER AND FILM CHEMICALS
DEKTOL: PRINT DEVELOPERis stored below the sink in labeled 1 gallon bottles
DILUTE 1 PART DEKTOL 2 PARTS WATER
FOR TOTAL 30 OZ
WHITE LIGHT Used only if setting up or cleaning up
SAFELIGHTUsed when printing (BW paper only)
ENLARGER STATIONS
EACH STATIONIS BORDERED TO PREVENT LIGHT SPILLS AS WELL AS A DEDICATED WORK AREA FOR EACH STUDENT.
ENLARGER STATION DETAILS
EACH STATIONHAS A TIMER TO CONTROL THE DURATION OF PROJECTED ENLARGER LIGHTON THE PAPER
Check ON/OFF switch at top rightcorner of unit.
ENLARGER STATION DETAILS
EACH STATIONHAS A POWER SUPPLY THAT MUST BE TURNED ON TO USE THE ENLARGER.
Unplug from wall when not in use.
NEGATIVE CARRIERS, GRAIN FOCUSERS
SINKS AND LABELED PROCESSING TRAYSAlways process in one direction from developer tray
placed at sink edge to the wash water at wall.
TONGS, GLOVES AND CLEANERSUse tongs for each chemical to avoid
cross contamination. Check the fix regularly for freshness with Hypocheck
PRINT WASH AREA
PRINT WASHER
PRINT WASHING AND RETRIEVAL Following a 5 minute HCA tray agitation process (1:31
dilution HCA:water) Transfer to the print washer 20 Minutes for Fiber Based papers 5-10 Minutes for RC (contact sheets) Retrieve with plastic wand Squeegee the back side before taking to the drying racks. Locate plexiglas and squeegee by the washer. Turn OFF water after all prints are removed from the wash!
PRINT DRYING
PRINT PRESS
Please help keep your lab clean!
PRINT DRYING AND PRESSING FIBER dries best overnight (need pressing) RC (contact sheets) in 2 hours (no pressing) Place Emulsion side up on the racks Allow press to warm up to 200º Place prints between clean cover sheets and
mat board before pressing for 90 seconds. Place entire pressing set under metal plate by
the press to cool. 2 prints can be done at a time if placed side by side.
Turn OFF dry mount print press after use!
PRINT FINISHING/MAT CUTTING ROOM KEY
KEY IS LOCKED UP IN THIS BOX
BOX IS ADJACENT TO
MAT CUTTING ROOM
CODE FOR LOCK WILL BE HANDED OUT
PRINT FINISHING/MAT CUTTING ROOM KEY
TAKE THIS KEY TO OPEN THE DOOR IN THE NEXT SLIDE
RETURN AND LOCK THE BOX BACK UP IMMEDIATELY
PRINT FINISHING/ MAT CUTTING ROOM KEY
OPEN DOOR TO GAIN ACCESS:
MAT CUTTERS AND PRINT FINISHING TOOLS.
MAT CUTTER BLADE
THIS PRESENTATION PROVIDES A VISUAL GUIDE TO THE UT-Dallas BW LAB AREA.
All instructions are repeated in greater detail in the posted lab area bulletins.
For further clarification consult your instructor, your online lab manuals and/or text books.
Please help keep your lab clean! Thank you!