| GENERAL CHARACTERISTICS ITEM DESCRIPTION | 6-POSITION FILTER TURRET; APERTURE MIRROR; PHOTOMULTIPLIER DETECTOR; RED AND BLUE FILTERS; SOLID STATE CIR-CUITRY AND READOUT; HOLD BUTTON TO RETAIN TRANSIENT METER READINGS; 100 PCT ALIGNMENT ACCURACY AND ZERO POLARIZATION ERROR; FULL-SCALE SENSITIVITY DOWN TO 0.01 FOOT-LAMBERTS OR 0.1 CD/M; MEASURING FIELD DOWN TO 0.009 IN DIA |