NEW D104F600/1000/1200 Double Separation Achromatic Objective Lens Group AR Multi-coated DIY Refracting Astronomical Telescope
Характеристики
Brand Name: | CSO |
Central thickness tolerance: | Positive and negative 0.2mm |
Coating Film: | AR Multi-coated |
Combined image quality: | 1/4-1/8 |
Diameter d: | Diameter (D): 104mm |
diameter tolerance: | +0/-0.12 mm |
Focal length F: | 600mm / 1000mm / 1200mm |
Focal tolerance: | Positive and negative 0.1% |
Mirror finish: | 60/40 |
Model Number: | D104F600 D104F1000 D104F1200 |
Optical Structure: | Double Separation Achromatic Objective Lens |
Материал: | Optical Glass |
Тип: | Monocular |
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