2.5X Desktop Folding Magnifier Great For Viewing Stamps & Coins. This is a new 2.5X desktop folding magnifier. Great for detailed viewing of stamps and coins. Can also be used to determine thread count on sheets. May help reduce eye strain. Has a fixed focal distance. The bottom of the stand can measure from 0" to 3" and from 0 mm to 75 mm. The viewing lens measures approximately 4" (101.5 mm) in diameter. This magnifier measures approximately 6 1/4" x 4 1/2" x 1 1/8" (159 x 114 x 28 mm) closed and approximately 6 1/4" x 4 1/2" x 6 5/16" (159 x 114 x 160 mm) openWe work hard to update our descriptions and pictures of our merchandise. As part of a process of ongoing innovation by our suppliers, newer versions of the item shown may be shipped before we are able to complete an update. As a result there may be a slight variation in color and design.