Evostar 72 APO Telescope
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Evostar 72 APO Refractor Telescope
Overview:Sky-Watcher Evostar refractors provide the finest images obtainable in their design class. These doublet refractors deliver dramatic, coal-black skies and faithful, contrast-rich views of planetary and deep-space phenomenon that are second to none. Sky-Watcher Evostar refractors are the logical choice for the discriminating amateur astronomer looking for an investment in advanced instrumentation for exceptional viewing and astrophotography.
Features:
• 72 mm apochromatic refractor with matched lens assembly with one ED element
• 420 mm focal length (f/5.8)
• Dual-speed 2” Crayford-type focuser
• Tube-ring attachment hardware with V-style dovetail plate
• Aluminum case
Optical Info | |
Optical Design: | ED Doublet |
Lens Coatings: | Fully Multi-Coated |
True Aperture (mm): | 72 |
Primary Aperture (mm): | 72 |
F/Ratio: | 5.9 |
Focal Length (mm): | 420 |
Observational Info | |
Dawes Limit: | 1.61 |
Rayleigh Limit: | 1.94 |
Limiting Mag.: | 11.7 |
Minimum Magnification: | 10 |
Maximum Magnification: | 142 |
General Info | |
Focuser: | 2" Dual Speed Crayford |
OTA Length (Retract/Ext.): | 16.5" |
OTA Outer Diameter: | 3.5" |
OTA Weight (with accessories): | 4.3 |
Accessories | |
Mounting Accessories: | Rings/V-Rail |
Included Case: | Yes |
Corrector: | No (optional) |