Random triples
| Subject | Object |
|---|---|
| gptkb:S-mount | 12 mm |
| gptkb:Leica_screw_mount | 39mm |
| gptkb:WG_17 | 1/8 inch |
| gptkb:M12_mount | 12 mm |
| gptkb:M8-8 | 8 mm |
| gptkb:CS-mount_lenses | 1 inch |
| gptkb:M42_screw_mount | 42 mm |
| gptkb:Edison_Screw | varies by type (e.g., E27 = 27mm) |
| gptkb:PSP_E27 | 27 mm |