| line finder(expression, idiom, find, search, device) |
| object glass(noun, watch, search, lens, ocular) |
| ocular lens(noun, watch, search, lens, ocular) |
| sensory device(noun, watch, apparatus, detect, radar) |
| sighting piece(noun, watch, search, lens, ocular) |
| view lens(noun, watch, search, lens, ocular) |
| viewing lens(noun, watch, search, lens, ocular) |
| gatherer(noun, gathering, person, collect, save) |
| beholder(noun, observe, watch, search) |
| sentinel(noun, person, observe, watch) |
| sentry(noun, person, observe, watch) |
| camera monitor(expression, idiom, find, device, equipment) |
| collector(noun, person, search, explore) |
| hunter(noun, seek, search, hunt) |
| outlook(noun, stop, hold, keep) |
| picket(noun, observe, watch, search) |
| probe(noun, seek, search, tool, hunt) |
| prospector(noun, see, watch, search) |
| spy(noun, person, find, search) |
| camera(noun, find, device, optical) |