Fuzhou Lumen Optical Instrument Co.,Ltd – Product Catalog : Photograpy and optical, Others, Industrial measuring meters

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1. Gem refractometer

$Gem refractometer$

Each gem has a typical refractive index due to its chemical composition and crystallization structure. The gem refractometer can observe the optical properties and the structure of a gemstone. Through the parameters you can judge whether the ...

2. hand-held refractometer

$hand-held refractometer$

The Handheld Refractometer is a kind of precision optical instrument. Through to provide with a direct reading of the scales, we can easily know the concentration or refractive index of liquids. Our traditional hand held refractometer is very ...

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