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  • Kids Science Telescope
    Kids Science Telescope
    1. Aperture: 70mm(2.4″)2. Focal length: 400mm(f/4.3)3. Finderscope: 5×244. Hybrid diagonal: 45°5. Aluminum tripod with slow motion con easy vertical micro adjustment.6. Most height: 45cm7. Standard 1.25 "accessories include:8. Eyepiexe: K6mm, K25mm

    Homepage:

    Ningbo Barride Optics Co., Ltd

  • High Purity Alumina
    High Purity Alumina
    Molecular formula:AL2O3Molecular weight:102Melting point:2050℃Specific gravity:AL2O3 αtype 2.5-3.95g/cm3Crystal-type:γ、 αFeatures: high purity, granularity can be controlled according to the process, grain distribution, white tasteless powder

    Homepage:

    Zibo Yishengjia Aluminum Co., Ltd

  • Phosphor Stamping Part
    Phosphor Stamping Part
    Key point on quality: the material grade and hardness, shaping toleranceShort description: We can make this stamping part as per drawing or samples. The drawing is in files with extension dxf, dwg. or igs, step.

    Homepage:

    Ningbo S.W Electric Co., Ltd