Name Manufacturer / Model	Mount Bayonet	Type Category	Year Released	Focal mm	Aperture f/	Weight g
YashicaYashinon-R 75-230mm F/4.5	M42	Zoom	—	75-230mm	f/4.5	—
YashicaYashinon-R 90-190mm F/5.8	M42	Telephoto	—	90-190mm	f/5.8	550g
YasuharaMoMo100 43mm F/6.4 Soft Focus	CANON EF	Prime	2016	43mm	f/6.4	145g
Yongnuo16mm F/1.8 DA DSM	SONY E	Wide	2022	16mm	f/1.8	273g
Yongnuo35mm F/1.8 DA DSM	SONY E	Wide	2025	35mm	f/1.8	265g
Yongnuo35mm F/1.8 DA DSM WL	CANON RF	Wide	2024	35mm	f/1.8	183g
Yongnuo35mm F/2 DF DSM	CANON RF	Wide	2020	35mm	f/2	280g
Yongnuo35mm F/2 EF	CANON EF+ NIKON F	Wide	2015	35mm	f/2	155g
Yongnuo40mm F/2.8 F	NIKON F	Prime	2017	40mm	f/2.8	130g
Yongnuo50mm F/1.4 EF/F	CANON EF	Portrait	2018	50mm	f/1.4	572g
Yongnuo50mm F/1.8 DA DSM	SONY E+ FUJIFILM X	Portrait	2020	50mm	f/1.8	146g
Yongnuo50mm F/1.8 EF	CANON EF+ CANON RF, NIKON F	Portrait	2014	50mm	f/1.8	120g
Yongnuo50mm F/1.8 EF II	CANON EF	Portrait	2018	50mm	f/1.8	162g
YongnuoMF 60mm F/2 Macro EF/F	CANON EF	Macro	2018	60mm	f/2	586g
YUS135mm F/2.8 Automatic	CONTAX/YASHICA	Telephoto	—	135mm	f/2.8	—
YUS28mm F/2.8 Automatic	CONTAX/YASHICA	Wide	—	28mm	f/2.8	—
YUS75-150mm F/3.9 Automatic	CONTAX/YASHICA	Zoom	—	75-150mm	f/3.9	—
YUSAutomatic 135mm F/2.8 Type 2	CONTAX/YASHICA	Telephoto	—	135mm	f/2.8	—
YUSAutomatic 135mm F/2.8 Type 3	CONTAX/YASHICA	Telephoto	—	135mm	f/2.8	—
YUSAutomatic 28mm F/2.8 Type 2	CONTAX/YASHICA	Wide	—	28mm	f/2.8	—
YUSAutomatic 28mm F/2.8 Type 3	CONTAX/YASHICA	Wide	—	28mm	f/2.8	—
ZeissBatis 85mm F/1.8	SONY FE+ SONY E	Cinema	2015	85mm	f/1.8	475g
ZeissFE Distagon T* 35mm F/1.4 ZA SEL35F/14Z	SONY FE	Cinema	—	35mm	f/1.4	630g
ZeissSonnar T* 24mm F/1.8 ZA SEL24F/18Z	SONY E	Cinema	—	24mm	f/1.8	225g
ZeissSonnar T* FE 55mm F/1.8 ZA SEL55F/18Z	SONY FE	Cinema	—	55mm	f/1.8	281g
ZEISSBatis 135mm F/2.8	SONY E	Telephoto	—	135mm	f/2.8	614g
ZEISSBatis 18mm F/2.8	SONY E	Wide	—	18mm	f/2.8	330g
ZEISSBatis 18mm F/2.8	SONY E+ SONY FE	Wide	2016	18mm	f/2.8	330g