This kit including 10 pcs of items:

1. Gem Refractometer:

     a.  two ways power supply: 2x AAA batteries and world wide AC100--240V;

     b.  testing range: 1.35-1.85;

     c.  accuracy: ≤±0.003;

     d.  appearance: grind arenaceous aluminum alloy with silver color.

     e.  2ml refractive oil and 2x AAA batteries.

2. Portable Polariscope:

     a.  diameter of polaroid: 30mm;

     b.  with LED cold light;

     c.  build-in 3V button battery;

     d.  appearance: alumunum alloy with black color.

3. Hand-held Grating Spectroscope:

    a.  with adjustable focus;

    b.  with high resolution;

    c.  avoiding reflection of interference;

    d.  appearance: blank.

4. Calcite Dichroscope:

     a.  material: excellent iceland spar;

     b.  big eyepiece and clear to read;

     c.  appearance: blank.

5. Gem Loupe:

     a.  size: 21mm dia.;

     b.  magnification time: 10X;

     c.  appearance: silver.

6. Chelsea Filter:

     a.  fastness and non-gumming

     b.  appearance: grind arenaceous aluminum alloy with black color(or white color).

7. Gem Tweezer:

     a.  material: stainless steel;

     b.  high elastic.

8. UV LED lamp:

       a.  3 pcs of LED;

      b.  violet color light.

9.  Cutting Loupe:

      a.  magnification time: 5X;

      b.  shape: turriform;

      c.  appearance: silver.

10. Pen torch:

      a.  special for diamond;

Please see the belowing photos for your reference:

1. Gem Refractometer:

2. Portable Polariscope:

3. Hand-held Grating Spectroscope:

4. Calcite Dichroscope:

5. Gem Loupe:

6. Chelsea Filter:

7. Gem Tweezer:

8. UV LED lamp:

9.  Cutting Loupe:

10. Pen torch: