ZABBYS COLOR LVA SCOPE STANDARD MODEL- ZLVAS-ST: Highly versatile and popular standard Color LVAScope is of great utility. Included Features: 1. Display: 315 mm Horizontal (Standard 17” CRT diagonal). 2. Magnification Range: 3.75X to 36.5X 3. Field of View: 80 to 8mm. 4. X-Y Stage Travel:-100mm on X axis X 100mm on Y axis. 5. Illumination: Top illumination provided by LED ring with intensity control. 6. Maximum Working Distance: 120 mm. 7. Permissible height of object:0 to 30mm. 8. Reversing unit allows you to convert black printed matter on white background, to white on black.