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Achromatics Lenses The specifications we can produce as follow: Material: Bk7,Quartz,Caf2,Crystal Diameter:5mm-300mm Diameter tolerance:0.01mm-0.1mm Edge Thickness:1mm+/-0.10mm Focal length:0.1%-2% Surface quantity:80/50 to 20/10 Centration:1-3Arc minutes Fringes:1-5 Coating:No or AR Keywords: achromatic lens glued lens cemented doublet asphrical lens dove prism concave grating
Categories： Office Supplies > Photography & OpticsJollystar Photoelectric Science&Technology Co.,Ltd. China 
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Optical Grating We can manufacture Ruled Gratings,Concave Gratings and Holographic Gratings. The specifications as follow seprately: 1)ruled area ≤70*70mm Wavelength Range0.2-0.8μｍ Grooves Per mm1200L/ｍｍ-3600L/mm Diffraction>70% Ruled Gratings 2)Specifications: Ruled area≤70*70mm Wavelength Range... Keywords: optical grating concave grating ruled grating holographic grating optical lenses
Categories： Office Supplies > Photography & OpticsJollystar Photoelectric Science&Technology Co.,Ltd. China
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