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Omegon N 76/700 AZ-1 Telescope Specs
| Brand | Omegon |
| Full Model Code | Omegon N 76/700 Spherical Newtonian Reflector on AZ-1 Altazimuth Mount System |
| Country of Origin | Germany (Designed) / China (Manufactured) |
| Optical Design | Newtonian Reflector (Spherical Primary Mirror Layout with Planar Secondary Mirror) |
| Aperture | 76 mm (2.99 inches) |
| Focal Length | 700 mm |
| Focal Ratio | f/9.2 |
| Optical Coatings | Standard Aluminum Coating Treatment with Protective Monoxide Overlay Layer |
| Glass Material | Standard BK7 Optical Glass Substrates |
| Secondary Mirror Obstruction | 20 mm |
| Secondary Mirror Obstruction by Diameter | 26.32% |
| Secondary Mirror Obstruction by Area | 6.93% |
| Resolving Power | 1.53 Arcseconds (Dawes), 1.82 Arcseconds (Rayleigh) |
| Limiting Visual Magnitude | 11.2 |
| Highest Useful Magnification | 152x |
| Lowest Useful Magnification | 11x |
| Optical Tube Material | Roll-Formed Heavy-Gauge Steel Cylinder Shell with Cast Aluminum Cell Framework End Rings |
| Focuser Style & Mechanism | 1.25-inch Standard Rack and Pinion Drive Focuser Array with Manual Tension Adjuster Screw |
| Mirror Lock Mechanism | Yes (Rear Secondary Pull-and-Push Manual Collimation Retention Screws on Mirror Base) |
| Optical Tube Dimensions | 100 mm x 660 mm |
| Optical Tube Weight | 1.40 kg (3.09 lbs) - OTA Only / 3.40 kg (7.50 lbs) - Combined Total Assembly Weight |
| Mount Attachment Type | Direct Fork Mount Bracket Axis Integration Pins Secured to Main Shell Wall |
| Finder Scope Specification | 5x24 Compact Low-Power Optical Crosshair Finder Bracket Assembly Fixed to Rear Barrel |
| Included Accessories | 76mm Spherical Newtonian OTA, AZ-1 Altazimuth Fork Mount Head, Adjustable Aluminum Tripod with Accessory Tray, 5x24 Optical Finder Scope, 1.25-inch Kellner 20mm Eyepiece, 1.25-inch Kellner 12.5mm Eyepiece, 1.25-inch Kellner 4mm Eyepiece, 2x Barlow Lens Element |
| Standard Warranty | 2-Year Limited Warranty |
| Application | Introductory amateur night-sky observation scanning large features on the lunar crust, applying an f/9.2 high length ratio to naturally limit spherical wavefront error parameters. |
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