Figure 4From: JOKARUS - design of a compact optical iodine frequency reference for a sounding rocket mission (a) CAD drawing of the JOKARUS spectroscopy module (Spectroscopy in Figure 2 ). The two SHG modules are located at the top. The dimensions are 290 mm × 225 mm × 78 mm with a total mass of 6 kg. (b) Photograph of the assembled JOKARUS spectroscopy setup.Back to article page