near mint Robot II camera in good working order, with special Robot 4/9mm surveillance lens no.53-649, the lens provides a wide angle view from a tiny, 3mm opening at the end - produced for German Secret Services (see Claude Bellon 'Robot Collection' page 117 and 118 for similar lenses), this is the only example of this lens we've seen in this form, an untypical serial number suggest it might be a prototype