20/25/28/30/35/40/42/45/ 50/54/60/70/80/90mm Astronomical Telescope Secondary Mirror
14 standard sizes from 20mm to 90mm short axis for matching various primary mirror apertures
View details →Astronomy Mirror from Nanjing AMADA Instrument.
14 standard sizes from 20mm to 90mm short axis for matching various primary mirror apertures
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114 mm aperture with 900 mm focal length provides high light-gathering capacity for deep-sky objects
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127mm aperture provides sufficient light gathering for deep-sky and planetary observation
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130 mm diameter and 650 mm focal length for balanced light gathering and compact telescope design
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150 mm diameter and 750 mm focal length for balanced light gathering and focal ratio in Newtonian telescopes
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305mm diameter provides large light-gathering capacity for faint celestial objects
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203 mm aperture provides high light-gathering capacity for deep-sky and planetary observation
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203 mm diameter provides high light-gathering capacity for deep-sky and planetary observation
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51mm diameter aperture provides high light-gathering capability for astronomical observations
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76 mm diameter and 300 mm focal length provide a balanced aperture for amateur and educational astronomy
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76 mm diameter spherical primary mirror provides sufficient light gathering for planetary and lunar observation
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Fixed 15″ per division reticle graduation remains unchanged across different lenses, ensuring consistent measurement reference
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USB3.0 interface enables high-speed data transfer for real-time imaging and high frame rates
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Compact size enables easy integration into existing microscope setups without structural modification
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Auto focus with 0.01mm precision and configurable focus area for consistent imaging
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Dual magnification options (0.7X and 1X) for flexible imaging across different sample types
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