Quantity
Suitable for glasses wearers
Add-on magnifiers series:
DA-2: 20 inches = working distance approximately 50cm (DA-2 magnification: 1.5X)
DA-3: 14 inches = working distance approximately 35cm (DA-3 magnification: 1.75X)
DA-4: 10 inches = working distance approximately 25cm (DA-4 magnification: 2X)
DA-5: 8 inches = working distance approximately 20cm (DA-5 magnification: 2.5X)
DA-7: 6 inches = working distance approximately 15cm (DA-7 magnification: 2.75X)
DA-10: 4 inches = working distance approximately 10cm (DA1-10 magnification: 3.5X)
