Name Manufacturer / Model	Mount Bayonet	Type Category	Year Released	Focal mm	Aperture f/	Weight g
Kowa55mm F/3.5 [I]	KOWA SIX	Prime	1968	55mm	f/3.5	850g
Kowa55mm F/3.5 II	KOWA SIX	Prime	—	55mm	f/3.5	725g
Kowa85mm F/2.8	KOWA SIX	Telephoto	1968	85mm	f/2.8	530g
KowaProminar 350mm F/4 FL	INTERCHANGEABLE MOUNT	Telephoto	2010	350mm	f/4	2025g
KowaPROMINAR 35mm F/2.8 LSM	M39	Wide	1957	35mm	f/2.8	150g
KowaProminar 500mm F/5.6 FL	INTERCHANGEABLE MOUNT	Telephoto	2010	500mm	f/5.6	1970g
KowaProminar 850mm F/9.6 FL	INTERCHANGEABLE MOUNT	Telephoto	2010	850mm	f/9.6	2270g
KristallKRINAR Anastigmat 50mm F/3.5 LSM	M39	Prime	1953	50mm	f/3.5	—
KristallSTEINAR Anastigmat 50mm F/3.5 LSM	M39	Prime	1949	50mm	f/3.5	—
KuribayashiC.C. [Auto] Petri 55mm F/2	PETRI	Portrait	1961	55mm	f/2	200g
KuribayashiC.C. Petri 55mm F/2	PETRI	Portrait	1961	55mm	f/2	200g
KuribayashiC.C. Petri Orikkor 135mm F/3.5	M42	Telephoto	1959	135mm	f/3.5	293g
KuribayashiC.C. Petri Orikkor 180mm F/3.5	M42	Telephoto	1959	180mm	f/3.5	610g
KuribayashiC.C. Petri Orikkor 50mm F/2	M42	Portrait	1959	50mm	f/2	—
KuribayashiK.C. Petri Orikkor 105mm F/3.5	M42	Telephoto	1959	105mm	f/3.5	270g
KuribayashiK.C. Petri Orikkor 35mm F/3.5	M42	Wide	1959	35mm	f/3.5	170g
KuribayashiK.C. Petri Orikkor 500mm F/8	M42	Telephoto	1959	500mm	f/8	1300g
KyoeiACALL 35mm F/2.8 LSM	M39	Wide	—	35mm	f/2.8	195g
KyoeiW. ACALL 35mm F/3.5	T MOUNT	Wide	—	35mm	f/3.5	—
KyoeiW. ACALL 35mm F/3.5 LSM	M39	Wide	—	35mm	f/3.5	149g
LaiLens50mm F/1.1 M	LEICA M	Portrait	2025	50mm	f/1.1	386g
Laowa100mm F/2.8 Tilt-Shift 1x Macro	SONY FE	Cinema	—	100mm	f/2.8	1215g
Laowa100mm F/2.8 Tilt-Shift 1X Macro	CANON RF	Tilt-shift	2024	100mm	f/2.8	1215g
Laowa15mm F/2 FE Zero-D	SONY FE	Cinema	—	15mm	f/2	500g
Laowa17mm F/4 Zero-D Tilt-Shift	CANON RF	Tilt-shift	—	17mm	f/4	810g
Laowa180mm F/4.5 1.5X Ultra Macro APO	CANON EF	Macro	2025	180mm	f/4.5	522g
Laowa200mm F/2 AF FF	CANON EF	Telephoto	2025	200mm	f/2	1588g
Laowa4mm F/2.8 Circular Fisheye	MICRO 4/3	Cinema	—	4mm	f/2.8	120g