1. The main purpose is to illuminate the microscope light through the bottom, suitable for observing some highly reflective objects such as stainless steel 2. Good quality and long service life 3. How to use: buckle with the HCB0990 digital microscope lens, and place the object to be observed on the black disk at a suitable position 4. Size: 40x13x170mm 5. Note: This product is a specific accessory of the HCB0990 digital microscope and cannot be used alone or in conjunction with other products
