The lens size is 21 millimeter diameter
The lens diameter is 14 millimeter
This double loupe is made of optical glass
New Four Lens Loupes Combo 30X Round Eye Loupe, Factory Sealed NIB This is a great product for the watch making industry, specially for inspecting those tiny objects The lens size is 21 millimeter diameter It has a 30x power, and has a mid distance of 0.5" This product has great magnification power Great for inspecting gems and diamonds It comes with a foldable protective case 10X Gold Round Eye Loupe, Factory Sealed NIB This is one of the best jewelry loupes that we carry It has a 10x power and the lens diameter is 14 millimeter This product has great magnification power This silver plated loupe is perfect for inspecting gems and diamonds This is a great product for the watch making industry, specially for inspecting those tiny objects It comes with a foldable protective case 20X & 10X Butterfly Eye Loupe, Factory Sealed NIB One of the lens is 20x- 12 millimeter and the other is 10x-18 millimeter This double loupe is made of optical glass and it can be swing in either direction The item comes with a foldable protective case You can magnify any small object with this chrome plated loupe This is very popular in the watch making industry This is one of the best loupes that anyone can afford
