Magnifier for jewel test.Three colors: Gold, silver, nickel,Magnification:10x,15x,20x,30x,Diameter:12mm,18mm,21mm,

Middle size spectroscope.Small hand-held instrument which splits light into its constituent colours in the form of a spectrum from red to violet. Characteristic absorption spectrum patterns are create

It is particularly suitable for checking-up, measuring the section of fibre, LCD and the other microscope suface.Video displaying and 30 degree eyepiece observing at the same time.The range of objecti

Night vision devices:Model: Clnv20, clnv20-ii, clnv20-iii, clnv2000, clnv35, etc.

50x pen microscope has very broad applications ranging over a variety of disciplines such as forensics, geology, gemstone industry, microfiche/microfilm industry, semiconductor photomask industry, pri

Sporting water-resistant construction, multicoated lenses, these spotting scopes offer all the brightness, resolution and power needed for true dawn-to-dusk hunting and shooting. The 30-90x118 model h

Zoom range: 0.7x-4.5x, Zoom ratio 1:6.4Working distance: 118mm/standard, if with aux.lens, it can reach:200mmTotal magnification7x-45xstandard, if with auxillary lens : 1.75x-270xField of view: 32.8-5

Dial gem gauge measure dimensions of small workpieces like color stones

CLJM7500 Wide Stand Microscope is a simple measuring microscope designed to be compact and light weight, but characterized by a wider field of view than that of the conventional microscope. It allows