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Product Specifications
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Objective Lens
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90 mm, 630 mm focal length apochromatic triplet objective with FPL-53 center element.
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Tube Assembly
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All aluminum, fully baffled, precision machined optical tube assembly
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Dewshield
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4 3/8" diameter retracting aluminum dew shield
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Focuser
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2" dual speed Crayford focuser with compression ring and a 1.25" compression ring adapter
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Mounting Ring(s)
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Stellarvue's R90C cnc clamshell mounting ring with Vixen dovetail rail.
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Dimensions
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3.5" diameter main tube and 4.5" approximate diameter dewshield. OTA is 19" long with dewshield retracted and about 23" long when extended.
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Weight
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Optical tube weighs about 9 pounds. R90C clamshell and vixen rail 1.5 pounds.
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Finder
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Optional, Recommended:
Red Dot Finder: F1001/F1001C
Multi Reticle Finder: F2/F2A
Optical Finder: F50M2/R50A
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Case
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C7 foam lined, side reinforced airline carry on case
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Light Gain
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165
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Color Correction 1-10
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10
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Contrast 1-10
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10
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