| GEM-309LI | GEM-309 |
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| Power source: built-in rechargeable battery and comes with USB cable charger | Power source: 4 x LR936 button battery |
Designed for gems, jewelry, coins, stamps, rocks, watches, hobbies, antiques, models, photos industry, etc. This jeweler's loop makes it possible for you to distinguish and see objects clearly.
Features:
- Multi-layer combined optical lens reduces deformation, high light transmittance, wide field of view, and more accurate display of double-standard scale plate.
- Two-color ring light LED light source, two-color switching, fill light evenly.
- Applicable to stamps, coins, print identification, ancient calligraphy and painting, textiles, etc.
Specifications:
- Material: metal, double-layer optical glass lens.
- Magnification: 30x standard
- Weight: approx. 165gms
- Comes with synthetic leather case
- Power source:
- Option I (GEM-309LI): built-in rechargeable battery
- Option II (GEM-309): 4 x LR936 button battery
Easy Usage Procedure:
- Observation method 1: Let the magnifier close to the object to be observed, and keep the distance between the human eye and the object to be observed unchanged. Then move the hand-held magnifier back and forth between the object and the human eye until the image is large and clear.
- Observation method 2: Magnifying glass as close as possible to the eyes. The magnifying glass does not move, moving objects until the image is large and clear.
