25.4mm Optical Glass Filters 50 Scratch Dig Absorptive Neutral Density Filter
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                                            Absorptive Neutral Density (ND) Filter Overview: Absorptive Neutral Density (ND) filters is a type of dark filters that easily attaches to the front of a camera lens, to control how much light enters the camera’s sensor. Since a neutral density filter onl......                                         
                                            Wuhan Star Optic Technology Co., Ltd
                                         
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3mm thickness optical hoya R-62 HB610 RG610 red filters glass 610nm Longpass Filter Red Optical Glass HB610 RG610
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                                            ... Filter Red Optical Glass HB610 RG610 Thickness(mm) 0.5-30mm Size tolerance +/-0.02mm Edge Finish Ground and beveled Surface Quality 60-40 scratch-dig Surface Flatness λ/4 @ 633 nm Parallelism ≤3 arc min (≤0.9 mrad) Transmistance >90% Application: √...                                         
                                            Swansoft Machinery Co., Ltd
                                         
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Custom Working Wavelength Optical Glass Prism N-BK7 Circular Beam Splitter Prism
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                                            ... Reflection/Transmission Ratio (R/T):50/50,70/30,80/20,etc Optical Properties of Circular Beam Spliter Prism Material Optical glass Diameter Tolerance +0.0/-0.1 mm Surface Quality 40/20 Scratch-Dig Surface Flatness (Plano Side) λ/2 at 633nm Surface Irregularity (......                                         
                                            Wuhan Siwer Optics Co.,Ltd
                                         
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B270 BK7 Glass Optical Plano Lenses for Consumer Electronics
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                                            ...BK7 borosilicate glass (superior homogeneity, low bubbles). Coatings: Optional AR (Anti-Reflective), IR cut, or hard coatings for enhanced performance. 2. Key Properties Surface Quality: λ/2 flatness tolerance, 60-40 scratch-dig standard (80-50 optional)....                                         
                                            Shanghai Longway Special Glass Co., Ltd.
                                         
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High Temperature Resistance Square Fused Silica Quartz Glass Sheet
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                                            High Temperature Resistance Square Fused Silica Quartz Glass Sheet Property Specification Thickness(mm) 0.1-30mm Size tolerance +-0.02mm Edge Finish Ground and beveled Surface Quality 60-40 scratch-dig Surface Flatness λ/4 @ 633 nm Parallelism ≤3 arc ......                                         
                                            Anhui Uniform Trading Co.Ltd
                                         
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High Compressive Strength Sapphire Bearings 85% Vision Light Transmissivity
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                                            ... 1.0 Sapphire Windows and Sapphire lenses General Specifications Property Specification Thickness 0.5-300mm Size tolerance +/-0.01 Edge Finish Ground and beveled Surface Quality commen 40-20 scratch-dig Surface Flatness the best λ/4 @...                                         
                                            SHANGHAI FAMOUS TRADE CO.,LTD
                                         
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