Random triples
| Subject | Object |
|---|---|
| gptkb:ACOG_optical_sight | approx. 1.5 inches (varies by model) |
| gptkb:PSO-1_optical_sight | 68 mm |
| gptkb:Schmidt_&_Bender_PM_II_3-12x50 | 90 mm |
| gptkb:AN/PVS-7 | 15 mm |
| gptkb:PSO-1-1_optical_sight | 80 mm |
| gptkb:Leupold_Mark_4_LR/T_3.5–10×40mm_scope | approximately 3.5–4.7 inches |
| gptkb:Nimrod_6×40_telescopic_sight | 70 mm |
| gptkb:SUSAT_optical_sight | 25 mm |