Mamiya-Sekor 50mm f4.5 for Mamiya RB67 brand_Kawauso-Shoten 8 AF Macro (model 72E)

8 AF Macro (model 72E) is an excellent tele-macro lens

or others with a 49mm thread

And the lenses are very high quality to boot

with Rolleinar taking lens and Rolleiparkeil viewing lens

Mamiya-Sekor 50mm f4.5 for Mamiya RB67 brand_Kawauso-Shoten 8 AF Macro (model 72E)This Mamiya Sekor 50mm f4. 5 for Mamiya RB67 is in excellent cosmetic condition, with only minor paint and finish wear. Glass is clean and clear, with minor dust. Good diaphragm blades, accurate shutter speeds throughout range. Slightly stiff FLE adjustment ring, which seems to be A Thing with these lenses. Its still totally workable, though. A nice wide angle lens in good shape. Includes front and rear caps.