DM-4.5 Huge 4.5" Inch Diameter Dome Magnifier, Solid Optical Grade Acrylic 3.5x magnification, this is without a doubt the finest Dome Magnifier available, this Dome Magnifier has the widest field of view, highest optical clarity and hand finished polish, and has been described at the Cadillac of Dome Magnifiers. A Dome Magnifier is extra large one of the easiest magnifiers to use. A 4.5" Dome is the largest size Dome Magnifier made, and is ideal for maps, marine charts, geological charts, architectural drawings,A dome magnifier is the ideal Magnifier for magnifying newspapers, charts, paperwork, books, financial and accounting statements and documents. Simply place the Dome magnifier on the surface and glide across to easily view with 3.5x magnification. br> The 4.5" Dome Magnifier provides a large magnifying area is large enough to magnify specific hard to read areas on documents, technical plans, marine charts, architectural plans, and geological maps. A 3.5" or larger Dome Magnifier can easily magnifying the full column wide of most newspapers. Unlike others our DM-4.5 uses only optical grade acrylic in our Dome Magnifiers for optimum clarity, scratch resistance, and minimal distortion. Acrylic Dome Magnifiers will not crack and chip like cheaper glass dome magnifiers, and ours also have higher magnification. This model is used by the US Navy and other Naval companies for reading navigational charts and other key paperwork. All our Dome Magnifiers available with custom corporate engraving, see photos for example.

• - Lens Power/Magnification -3.5x
• - Lens Diameter 4.5" Inch
• - Lens Diopter -10
• - Lens Focal Length 0 Fixed Focused