Educational Equipment
Optical Tester
Brand: NaRiKa
Product Category: Digital Measuring Instrument
Main Materials: ABS engineering plastic, stainless‑steel hook, metal hanging ring
Product Dimensions: Approx. 110mm × 50mm × 25mm (L × W × T)
Net Weight: Approx. 80g (battery not included)
Measuring Range: ±19.99N (Newton) / ±1999g (gram)
NaRiKa Educational Instrument Brand Optical TesterDigital Measuring Instrument / Special‑purpose for Optical Test NaRiKa Optical Tester is a high‑precision digital measuring instrument specially designed for physics teaching and optical experiments. Equipped with an ABS engineering‑plastic housing and stainless‑steel hook, it is sturdy and durable. Its measuring range covers ±19.99N (Newton) / ±1999g (gram), which meets measurement requirements of classroom mechanics and optical experiments. Ready‑to‑use with simple operation, it serves as standard equipment for teaching laboratories.
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Product Specifications
| Brand | NaRiKa |
| Product Category | Digital Measuring Instrument / Optical Tester |
| Main Materials | ABS Engineering Plastic, Stainless‑steel Hook, Metal Hanging Ring |
| Product Dimensions | Approx. 110mm × 50mm × 25mm (L × W × T) |
| Net Weight | Approx. 80g (Battery Not Included) |
| Measuring Range | ±19.99N (Newton) / ±1999g (gram) |
| Measurement Accuracy | High‑precision Digital Measurement |
| Application Scenarios | Physics Teaching Experiments, Optical Testing, Mechanics Measurement |
| Power Supply | Battery‑powered (Batteries Not Included) |
| Origin | Made in China |
Key Product Features
Digital Measurement High Precision ±19.99N / ±1999g | Sturdy & Durable ABS Housing with Stainless‑steel Hook | Authentic NaRiKa Product Japanese Educational‑instrument Brand | Teaching‑use Only Standard Equipment for Physics Classroom Experiments |
Optical Testing Professional Optical Measuring Function | Battery‑powered Portable & Easy to Use, No External Power Required | Ready‑to‑use Simple Operation, No Complex Setup Needed | Lab Standard Equipment Standard Configuration for School Laboratories |
Important Notes
- Place the instrument on a stable surface during use and avoid violent shaking, which may affect measurement accuracy.
- Select a suitable measuring‑range unit (N or g) according to your experiment, and do not exceed the measuring range.
- Low battery power may lead to measurement deviation; please replace batteries in time.
- Store the instrument properly after experiments; avoid dropping it or contact with corrosive liquids.
- This instrument is designed exclusively for teaching‑lab experiments, and is not recommended for industrial‑grade high‑precision measurement.
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