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the 120 module (#192900) must be bought separately - or as part of the LAB-BOX 2 MODULE KIT (#192894)
starts up ready to process color film with adjustable two-stage timer for any process (C-41
PEC-12 contains no water
The lens covers photographic applications from portraits at 75mm to telephoto applications at 205mm
GraLab General Purpose Timer Camera the 120 module (#192900) mustThe GraLab 171 General Purpose Timer is accurate and durable 60 minute timer with a sturdy case and protective covers to prevent corrosion. The timer provides precise timing for industrial and laboratory work with second and minute hand settings. Two grounded outlets allow you to automatically switch external appliances with the GraLab 171. Control one appliance with a switch which will turn it off or on when time elapses. The other outlet will always
