Vivitar MIC-1 900 Power Beginner Microscope Set with 3 Collecting Vials, 3 Plastic Slide Covers, 3 Adjustable Lens: 150, 450, 900, 3 Collecting Lamp This is a great beginner level biological microscope with advanced features. The electric illuminator provides direct control of light. A mechanical stage is standard equipment with knobs controlling both axes for easy centering of specimen slides. This Vivitar microscope set is a 20 piece set which includes: A microscope with 3 Adjustable lenses and a Illuminator lamp, 3 plastic vials and 3 plastic slide covers, a stirring rod, spatula, scalpel, and needle pen, 3 collecting stickers, and 2 circular specimen trays. What's Included With This Item Vivitar MIC-1 Microscope Set 3 Collecting Vials 3 Plastic Slide Covers Stirring Rod Spatula Scalpel Needle Pen Illuminator Lamp 3 Collecting Lamp 2 Circular Specimen Trays 3 Adjustable Lens- 150, 450, 900