1. INTRODUCTION  
2. DATA  
2.1. CFHTLenS and NGVSLenS  
2.2. Photometric Redshifts  
3. CLUSTER CATALOGS  
3.1. The RedGOLD Optical Cluster Catalogs  
3.2. The X-Ray Cluster Catalogs  
4. WEAK LENSING ANALYSIS  
4.1. Cluster Profile Measurement  
4.2. Cluster Profile Model  
5. RESULTS  
5.1. Cluster Mass Estimation  
5.2. Mass–Richness Relation  
5.3. Comparison with X-Ray Mass Proxies  
6. DISCUSSION  
6.1. Comparison to Previously Derived Mass–Richness Relations  
6.2. Weak Lensing vs X-Ray Masses  
7. SUMMARY AND CONCLUSIONS