They are fabricated of one piece 0.032 yellow vinyl-clad aluminum or .050 thick polystyrene material for longlife and durability. They feature a matte finish to reduce reflections and an Aframe for nested storage. Crime/Accident Photo Evidence Indicators
NUMBERS ”These are numbered signs for use at crime or accident scenes to indicate the location of relevant evidence.
ALPHABET ”Use these alphabet signs (A-Z) with number signs or for designating sequential photography.
DIRECTION INDICATORS ”Use these orientation indicators in combination with the letter and number indicators. They also may be used above as focus pointers ofexceptional evidence items. Each set consists of 4 UP indicators, 4 DOWN indicators, 4 LEFT/RIGHT indicators and one NORTH indicator.