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        Model:90-3-2
        1. Material: Optical glass (high borosilicate, K9, BK7, BK270)
        2. Light transmission: 95% (97% after coating)
        3. Refractive index: 1.474
        4. Operating temperature: -50-500 degrees
        5. Size introduction: External diameter: 90.2mm, Height: 36.15mm, Steps: 5mm
        6. Light angle: 116 x 56 short-range projection
        Model:92-2
        1. Material: Optical glass (high borosilicate, K9, BK7, BK270)
        2. Light transmission: 95% (97% after coating)
        3. Refractive index: 1.474
        4. Operating temperature: -50-500 degrees 5. Size introduction: External diameter: 92mm, Height: 25.92mm, Steps: 4mm
        6. Light angle: 142 x 80
        Model:92-2-6
        1. Material: Optical glass (high borosilicate, K9, BK7, BK270)
        2. Light transmission: 95% (97% after coating)
        3. Refractive index: 1.474
        4. Operating temperature: -50-500 degrees
        5. Size introduction: External diameter: 92mm, Height: 25.92mm, Steps: 4mm
        6. Light angle: 140 x 70 anti-glare
        Model:92-13
        1. Material: Optical glass (high borosilicate, K9, BK7, BK270)
        2. Light transmission: 95% (97% after coating)
        3. Refractive index: 1.474
        4. Operating temperature: -50-500 degrees
        5. Size introduction: External diameter: 92.1mm, Height: 32mm, Steps: 4.8mm
        6. Light angle: 130 x 52 polar lens
        4 条记录 1/1 页
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