The Tissue‑Tek Cryo₃ Flex Cryostat by Sakura Finetek is a high‑precision, third‑generation cryostat designed for rapid and tissue‑preserving frozen sectioning. It features a 3D‑Precision Chuck that retains its position when locked, speeding up sectioning and reducing trimming. Optional motorized sectioning and ozone disinfection ensure safety from pathogens between cleanings—delivering up to 5‑log reduction against SV40 virus . A touchscreen LCD displays chamber temperature, section and trim thickness. Cryobar® offers 12 positions plus Cryo+™ zone down to −50 °C for rapid freezing . Travel ranges: horizontal 25.4 mm, vertical 63 mm; section thickness 1–99 µm; trim 1–100 µm . Includes USB and LAN interfaces; power: 115/120 VAC, 11 A; dimensions: 65.4 × 75.4 × 119.4 cm; weight ~169 kg