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Hand Lenses and Hardness Testing

  • 20X Illuminated Wide Field Hand Lens

    Here is a 20x  wide field hand lens that looks like a normal hand lens but has a built in LED illumination system to make viewing specimens in low light...

  • Cloth Lanyard

    This cloth lanyard features a breakaway hinged snap for user safety in case the lanyard gets stuck on a branch.  The 1/2" wide cloth lanyard is comfortable to wear, and...

  • Illuminated 10x wide field hand lens

    Here is a wide field 10x hand lens that looks like a normal hand lens but has a built in LED illumination system to make viewing specimens in low light...

  • Meiji Triplet Hand Lens, 10X

    An exceptionally wide field of view is provided by this 13/16" (21mm) diameter lens. Magnification is 10X. Fully corrected for spherical and chromatic errors through the three-glass-lens optical system. Focal...

  • Iwamoto Wide Lens Triplet Hand Lens, 10x

    This high quality magnifier features a  9/16" (15mm) lens diameter with 10X magnification. Fully corrected for spherical and chromatic errors through a three glass lens optical system.  Chrome plated frame...

  • Hastings Triplet Hand Lens, 10X

    Hastings Triplet hand lenses are corrected to provide a high quality image. The lens consists of three separate lenses "sandwiched" together to eliminate optical errors. Durable lens mount and swing-away...

  • Hastings Triplet Hand Lens, 20X

    Choosing a Hand Lens. Four factors effect the performance of hand lenses: (1) magnification power, (2) width of field, (3) depth of field and (4) focal length. For purposes here,...

  • Gowllands Hand Lens, 10X

    hoosing a Hand Lens. Four factors effect the performance of hand lenses: (1) magnification power, (2) width of field, (3) depth of field and (4) focal length. For purposes here,...

  • Gowllands Hand Lens, 20X

    Choosing a Hand Lens. Four factors effect the performance of hand lenses: (1) magnification power, (2) width of field, (3) depth of field and (4) focal length. For purposes here,...

  • Yee Mau Triplet Hand Lens 10X

    This 10X hand lens offers a 21mm diameter lens for an exceptionally wide field of view. Fully corrected for spherical and chromatic errors through the three glass lens optic system....

  • Yee Mau 20x Triplet Hand Lens

    At 20.5mm lens diameter, this is the widest 20x Triplet style hand lens we can find.  The hexagonal shape offers flat surfaces with which to hold it, as well as...

  • Yee Mau 3 Way Triplet Hand Lens

    A very unusual triplet hand lens providing three separate magnifications.  The triangular shaped body holds 10x, 15x, and 20x lenses that can be swung into the body for storage and...

  • Leather Lanyard, Single Ring

    Soft, yet strong garment leather for carrying your hand lens or other pocket items. Size: 42" long by 3/8" wide, with slide length adjustment. Shipping weight 6 ounces.

  • Leather Lanyard, Two Ring

    Soft, yet strong garment leather for carrying your hand lens or other pocket items. Size: 42" long by 3/8" wide, with slide length adjustment. With two attachment rings. Shipping weight...

  • Magnetic Rock Scribe

    The scribe comes with a tungsten carbide tip used in the field for hardness testing of rock samples and a magnet at the end for testing the magnetic properties of mineral...

  • Pencil Magnet

    Designed in the shape of a pencil, with pocket clip, and swivel point for easy handling, the pencil magnet is used in the field to detect magnetic minerals in rocks.

  • Hardness Testing Kit

    This hardness testing kit comprises of the following: 8x   Points of durable metals / alloys of Mohs' hardness 2 - 9 1x   Streak plate 1x   Glass Hardness Plate (5.5) 1x   Hardness Plate (3.5)...