RIT Alphanumeric Chart (T-30)

Alphanumeric configuration with a frequency range of 1-18 cycles/mm in 25 groups repeated in 4 rotated quadrants. The T-30 chart is also available in custom sizes and contrasts values. The T-30 is offered on four standard materials; Chrome on Glass (CG) Chrome on Opal (OP) Photo Paper (RM) and Film (TM).

Especially useful in Optical / Visual evaluation or where cross consistency among users is important.