This product has been discontinued by the manufacturer. Please contact us for the closest replacement - PV-SAMP-CHA Stainless steel immersion chamber with 15mL capacity for PhaseView Alpha3 system. External dimensions: W 21mm, L 70mm, H 25mm. 24x40mm glass slides (x100), 18x18mm glass slides (x100) and Silicone paste loctite Si5145 are included.