Collimators contain and direct the beam of radiation during exposure. A wide range of collimators have been developed to meet the variety of applications and techniques used.
Description Weight Beam Size Attenuation Half Value Layers Item No. Tungsten 1.75 lb (0.79 kg) 60° conical, side throw Ir-192: 0.05 Ir-192: 4.30 TCN799 Co-60: 0.46 Co-60: 1.12 4.3 lb (1.95 kg) 60° conical, side throw Ir-192: 0.009 Ir-192: 6.80 TCN827 (1.95 kg) Co-60: 1.90 Co-60: 1.90 9.5 lb (4.32 kg) 60° conical, side throw Ir-192: 0.003 Ir-192: 8.30 TCN828 Co-60: 0.17 Co-60: 2.50 4.3 lb (1.95 kg) 20° x 360° panoramic Ir-192: 0.0045 Ir-192: 7.80 TCN846 Co-60: 0.18 Co-60: 2.40 Lead 3.0 lb (1.36 kg) 60° conical, side throw Ir-192: 0.014 Ir-192: 6.20 TCN714 Co-60: 0.32 Co-60: 1.70 Large Lead Collimator 3.0 lb (1.36 kg) 60° conical, side throw Ir-192: 0.014 Ir-192: 6.20 TCN717 Lead Collimator with Lab Stand & Inserts 32 lb (14.5 kg) 20° x 360° panoramic, 60° directional Ir-192: 0.001 Ir-192: 10.0 TCN527 Co-60: 0.10 Co-60: 3.30 527 Collimator Only 32 lb (14.5 kg) 20° x 360° panoramic, 60° directional Ir-192: 0.001 Ir-192: 10.0 52710 527 Collimator Only Co-60: 0.10 Co-60: 3.30 360° Panoramic Inserts 20° x 360° panoramic 60° Directional Insert 60° directional