Roja Emil Busch Rathenow Anastigmat Ser. II F5.5 Lens on BoardOmnar Roja Emil Busch Rathenow anastigmat ser. II F5. 5 no. 5 13 ins lens. On wooden board that measures approximately 5 15 16 x 5 15 16 inches. The aperture blades are not moving when the shutter fires. We do not know what the issue is. There looks to be some dust, specks of dirt and light scratches present to the lens but no haze or scratches. Some marks and wear to the barrel and board. Sold as is. bpc1012398 EE