Few popular types of lens used by the architecture photographers Chintamani are:
Canon TS-E 45mm f/2.8
Canon EF 1.4x III Extender
Nikon NIKKOR AF-S 16-35mm f/4G ED VR
Sony Vario-Tessar T* FE 16-35mm f4 ZA OSS
Tokina AT-X 16-28mm f2.8 PRO, etc.