Comparison of Olympus 15mm ƒ/8 BCL-1580 Body Cap Lens and Samsung 10mm f/3.5 Fisheye NX i-Function [S]ave
| Attribute |  Samsung 10mm f/3.5 Fisheye NX i-Function × |  Olympus 15mm ƒ/8 BCL-1580 Body Cap Lens × |
|---|---|---|
| Weight (g) | 71 | 22 |
| Type | Fisheye Prime | Body Cap Pancake Prime |
| Brand | Samsung | Olympus |
| Name | Samsung 10mm f/3.5 Fisheye NX i-Function | Olympus 15mm ƒ/8 BCL-1580 Body Cap Lens |
| 35mm Equivalent | - | 30mm |
| Image Circle | Samsung NX (APS-C) | Image Circle |
| Closest Focus (m) | 0.09 | 0.3 |
| Diaphragm Blades | 7 | - |
| Notes | Samsung NX-mount; i-Scene (Night, Portrait, Beauty shot, Children, Backlight, Sports); Available in black or white. | Closing mechanism to function as a body cap. |
| Magnification Ratio (x) | 0.22 | 0.12 |
| Aperture (f) | 3.50 - 22.00 | 8.00 |
| Diagonal Angle of View (degree) | 180.00 | 72.00 |
| Diameter (mm) | 58.8 | 56 |
| Focus Details | Silent Autofocus | - |
| Lens Construction | 7 elements in 5 groups, including 1 aspherical element | 3 elements in 3 groups |
| APS Equivalent | 15.4mm | - |
| Focal Length (mm) | 10.00 | 15.00 |
| Diaphragm Blades Type | circular | - |
| Length (mm) | 26.3 | 9 |
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