One-half of a close-up lens with the other half open. One-half of the picture receives a close-up effect while the other half is normal. Both very close and far subjects can be in focus at the same time. Or one-half of the picture can be out of focus for special effects.

Available sizes and coatings Size 39.0 46.0 49.0 50.0 Bayonet 52.0 55.0 58.0 Standard - o o - o o o HMC - - - - - - - S-HMC - - - - - - - Size 60.0 Bayonet 62.0 67.0 72.0 77.0 82.0 86.0 95.0 Standard - o o o - - - - HMC - - - - - - - - S-HMC - - - - - - - - Bayonet 50: Used on older Hasselblad lenses. Bayonet 60: Used on current Hasselblad lenses.