Evostar 150ED Telescope
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Sky-Watcher Evostar 150 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:
• 150 mm apochromatic refractor with matched lens assembly with one ED element
• 1200 mm focal length (f/8)
• Dual-speed 2” Crayford-type focuser
• Tube-ring attachment hardware with V-style dovetail plate
• Aluminum case
• M48 adapter
Optical Info | |
Optical Design: | ED Doublet |
Lens Coatings: | Fully Multi-Coated |
True Aperture (mm): | 150 |
Primary Aperture (mm): | 150 |
F/Ratio: | 8 |
Focal Length (mm): | 1200 |
Observational Info | |
Dawes Limit: | 0.77 |
Rayleigh Limit: | 0.93 |
Limiting Mag.: | 13.3 |
Minimum Magnification: | 21 |
Maximum Magnification: | 295 |
Light Gathering: | 71% (compared to next size down) |
General Info | |
Focuser: | 2" Dual Speed Crayford |
OTA Length (Retract/Ext.): | 50.5" |
OTA Outer Diameter: | 7.1" |
OTA Weight (with accessories): | 20.5 |
Accessories | |
Mounting Accessories: | Rings/V-Rail |
Included Case: | Yes |
Corrector: | No (optional) |