Name Manufacturer / Model	Mount Bayonet	Type Category	Year Released	Focal mm	Aperture f/	Weight g
OsawaMC 35-105mm F/3.5-4.5	OLYMPUS OM	Zoom	—	35-105mm	f/3.5	—
Owen135mm F/2.8	OLYMPUS OM	Telephoto	—	135mm	f/2.8	—
P.Angenieux 35-70mm F/2.5-3.3	OLYMPUS OM	Zoom	—	35-70mm	f/2.5	—
P.Angenieux 70-210mm F/3.5	OLYMPUS OM	Zoom	—	70-210mm	f/3.5	—
P.Angenieux DEM 180mm F/2.3 APO	OLYMPUS OM	Telephoto	—	180mm	f/2.3	—
Panagor35-100mm F/3.5 PMC Auto Zoom	OLYMPUS OM	Zoom	—	35-100mm	f/3.5	—
Panagor35mm F/2	OLYMPUS OM	Wide	—	35mm	f/2	—
Panagor35mm F/2.0	OLYMPUS OM	Wide	—	35mm	f/2	—
Panagor80-205mm F/4.5 PMC Auto Tele	OLYMPUS OM	Zoom	—	80-205mm	f/4.5	—
PanagorPMC 24mm F/2.5	OLYMPUS OM	Wide	—	24mm	f/2.5	—
PanagorPMC 28mm F/2.5 Auto Wide Angle	OLYMPUS OM	Wide	—	28mm	f/2.5	—
PanagorPMC Auto Macro 90mm F/2.8	OLYMPUS OM	Macro	—	90mm	f/2.8	—
PanagorPMC Macro 55mm F/2.8	OLYMPUS OM	Macro	—	55mm	f/2.8	—
Panagor-E70-210mm F/3.8 PMC Auto Tele Zoom	OLYMPUS OM	Zoom	—	70-210mm	f/3.8	—
PorstUni-Zoom 35-105mm F/3.5 Macro MC Auto M	OLYMPUS OM	Macro	—	35-105mm	f/3.5	—
Promaster80-205mm F/4.5	OLYMPUS OM	Zoom	—	80-205mm	f/4.5	—
PromasterSpectrum 7 28mm F/2.8 MC	OLYMPUS OM	Wide	—	28mm	f/2.8	—
PromasterSpectrum7 70-210mm F/4.5-5.6 MC Auto Macro	OLYMPUS OM	Macro	—	70-210mm	f/4.5	—
Quantaray28mm F/2.8	OLYMPUS OM	Wide	—	28mm	f/2.8	—
Quantaray85-210mm F/3.8 Macro Auto	OLYMPUS OM	Macro	—	85-210mm	f/3.8	—
QuantarayAF 28-70mm F/3.5-4.5	OLYMPUS OM	Zoom	—	28-70mm	f/3.5	—
QuantarayMC 100-200mm F/5.6	OLYMPUS OM	Telephoto	—	100-200mm	f/5.6	—
Rexagon28mm F/2.8 Automatic	OLYMPUS OM	Wide	—	28mm	f/2.8	—
Rexatar135mm F/2.8	OLYMPUS OM	Telephoto	—	135mm	f/2.8	—
RKNMC 35-70mm F/3.5-4.5	OLYMPUS OM	Zoom	—	35-70mm	f/3.5	—
RokunarV-HQ Macro MC 90mm F/2.5	OLYMPUS OM	Macro	—	90mm	f/2.5	—
Sakar80-200mm F/4-5.6 MC Auto	OLYMPUS OM	Zoom	—	80-200mm	f/4	—
SakarMC 135mm F/2.8	OLYMPUS OM	Telephoto	—	135mm	f/2.8	—