Model AST500 -Semi-automatic Cryostat Microtome

Freeze chamber minimum temperature : -35°C±2°C.  Freeze shelf minimum temperature : -45°C±5°C.  Lowest temperature of Peltier unit on freeze shelf: -55°C±5°C.  Lowest temperature of Peltier unit on Specimen Clamp : -50°C±5°C(working time of Peltier is 15 minutes.).  Maximum specimen size : 35x35mm.  Specimen vertical stroke : 48+1 mm.  Specimen horizontal stroke : 15±0.2mm.  Coarse feeding speed : 300jim/s (slow) or 900^m/s(rapid).  Section thickness range : Onm -10O^m adjustable;. Ojim ~ 3nm. in 0.5^im increments; 3|im - lO^rn. in l|im increments; 10|im ~ 20jim, in 2^im increments; 20|im~100jim, in 5^im increments;.  "rimming thickness range: 10|im ~ 600nm adjustable;. 10|im ~ 50jim, in 5^im increments; 50jim ~ 1OO^im. in 10fim increments; 100|im - 600jim, in 50^im increments;.  Retraction range: r>80|im adjustable, in 5|im increments.