Bests & Worsts Reviews from Amazon

As others have noted, this appears to be a nice product until you actually get your hands on it. It has a miniscule lens diameter which makes it extremely frustrating to use: 1) it's almost impossible to find anything; (2) it's a strain on the eye. I strongly advise not buying this unless you really know what you are getting (Amazon charged me 1/3 the price to return it). If you don't truely need the 100x (which doesn't work anyway), here are some lighted Jeweler's Loupe alternatives on Amazon to consider: - 30x22mm plus 60x12mm combo (11.99 with free shipping): The 22m lens diameter on the 30x makes it easy to scan an area and inspect it. Then, you can use the 60x12mm lens to look at it really closely. The 60x12mm lens diameter is small but still much bigger than on the Carson. And, it's location adjacent to the 30x22mm makes it relatively easy to switch between the two magnifications.[...] - 40x 25mm, ($7.99 with free shipping). This has a very nice 40x with an awesome 25mm lens diameter that enables you to scan areas using the eye's peripheral vision. It is shipped directly from China so it took almost two weeks to arrive, but when it did it quickly became my favorite. [...]