High optical performance by aspherical lens and ED glass element, Focuses down to 0.33m, IF (Internal Focusing) technology for smoother focusing and a better balanced handling, Seven-blade rounded diaphragm achieves a natural blur for out-of-focus elements.
Specifications
| Focal-length scale | 18, 24, 28, 35mm |
| Number of diaphragm blades | 7 (rounded) |
| Minimum f/stop | 22 |
| Closest focusing distance | 0.33m |
| Maximum reproduction ratio | 1/6.7 |
| Zoom control | Manual, via separate zoom ring |
| Macro focusing | N/A |
| Focus-limit switch: | N/A |
| M/A mode | N/A |
| Focus lock button | N/A |
| Weight (approx.): | 370g |
| Lens cap | Snap-on |
| Lens hood | HB-23 (supplied) |
| Lens case | CL-S2 (optional) |
| Tripod collar | N/A |
| External front filter attachment frame | Does not rotate |
| External front filter | 77mm |
| Slip-on filter | N/A |
| Built-in/rear filter | N/A |
| Circular polarizing filter | Usable, but vignetting may occur at wide or macro setting |
| Circular polarizing filter II | Usable, even with dedicated Lens Hood HB-23 |
| Infrared compensation scale | Does have (only for 18mm focal length) |
| Aperture ring | Does have |
| Distance scale | Does have |
| Material of bayonet ring | Metal |
| Dimensions (approx.) (from the camera’s lens mounting flange) | 82.5×82.5 mm |
| Lens construction | 11 elements in 8 groups (1 ED glass element and 1 aspherical lens) |
| Picture angle | 100° - 62° [76° - 44° with Nikon digital cameras (Nikon DX format)] |
| AF-3 | Usable, but vignetting may occur at ∞ (infinity), or macro at wideangle setting. (0) |
| AF-4 | Usable. (0): ( ) Indicates maximum number of usable hoods (HN-36 for AF-3/HN-37 for AF-4) |
| Supplied accessories | 77mm snap-on front lens cap, Rear lens cap LF-1, Bayonet Hood HB-23 |
