This item contains 6 pieces of clear single depression concave slide. Slide size is 1" x 3" x 0.04" (25mm x 75mm x 1mm) thick. The diameter of the concave is 16mm and the depth is 0.5mm.

Features & Specifications:

• Package: 6 pieces of single depression concave slide
• Slide Dimensions: 1" x 3" x 0.04" (25mm x 75mm x 1mm)
• Diameter of Concave Circle: 5/8" (16mm)
• Depth of Concave: 0.5mm
• Material: premium quality clear glass
• Slide Edges: precision ground and polished