Canon TS-E 17mm f4L arca 4 lens is a classic

4 lens is a classic fast 50mm lens for the M42 thread mount

or pair it with the EF Extender 1

and two adjustable arms with standard 1/4" threads on the ends (with a pair of cold shoes attached)

The Canon EOS Rebel T7i is a compact DSLR with a 24mp sensor

5mm filters from various brands

Canon TS-E 17mm f4L arca 4 lens is a classicThe Canon TS E 17mm f4L is a full frame ultra wide angle lens with tilt & shift capability, making it ideal for tight interiors and close range architectural shooting. Cosmetic condition is very good, with light paint and finish wear; focusing is smooth, and glass is clean. Includes front and rear caps. Please note: this is a manual focus lens.