Sehari setelah pembukaan Astroday 2011, Ahad 8 Mei 2011, CASA|Club Astronomi Santri Assalaam kembali menambah koleksi peralatan praktikum, berupa dua buah Teleskop GoTo merk Vixen. Satu adalah jenis ED81S, dan kedua adalah jenis VC200L, masing2 dengan mounting SXW. Semangat belajar astronomi menjadi bertambah dan CASA semakin diminati banyak santri…wan dan wati serta seluruh pegawai yang ternyata jadi sadar kalau langit itu indah sekali…
1. Teleskop Pertama:
Jenis Teleskop : Vixen ED81S
- Teleskop Vixen ED81S
Spesifikasi Teleskop:
| Optical Design | ED Apochromatic Refractor |
| Aperture | 81mm |
| Focal Length | 625mm |
| Focal Ratio | f/7.7 |
| Coating | Multi Coating |
| Resolving Power | 1.43 arc sec |
| Limiting Magnitude | 11.3 |
| Light Gathering Power | 134x |
| Finder Scope | Optional |
| Focuser | Dual Speed |
| Adapter Thread | 60mm/50.8mm |
| Astrophotography | Prime Focus, Eyepiece Projection & Afocal Imaging |
| Visual Back | Compression Ring |
| Optical Tube Length | 23” (585mm) |
| Optical Tube Diameter | 3.5” (90mm) |
| Optical Tube Weight | 5.1lb |
| Mount | Sphinx SXW Equatorial Mount |
| Tripod | HAL130 Tripod |
| Tripod Weight | 12 lb |
| Mount Weight | 13 lb |
| Counterweights | 4.2 lb (1.9 kg) |
| Mount Dimensions | 36cm x 12cm x 36cm |
| Hand Controller | STAR BOOK |
| Load Capacity | 35 lbs |
| Alignment Procedure | 3 Star |
| Database | 22,700 Object |
| Power Requirements | DC 12 volts, 0.4 to 1.7 amperes |
| RA Slow Motion Axis | 180 tooth wheel gear – whole circle movement |
| DEC Slow Motion Axis | 180 tooth wheel gear – whole circle movement |
| RA & DEC Worm Wheel | Aluminum |
| RA Coordinate Display | STAR BOOK Full Color LCD screen ; 0.1 min increments |
| DEC Coordinate Display | STAR BOOK Full Color LCD screen ; 1.0 are min. sec increments |
| Polar Axis Scope | Optional |
| Altitude Adjustment | 0 to 70 ° (Fine adj. with tangent screw +/-15°, 3 step elevator |
| Azimuth Adjustment | Double screw fine adjustment |
| Motors | Built in |
| Accessories | XY Dot Finder; Dovetail Plate; Carry Handle; NLV25mm Eyepiece |
Detail tentang Vixen ED81S
2. Teleskop Kedua:
Jenis Teleskop: Vixen VC200L with SPHINX Mount
- Teleskop Vixen VC200L
Spesifikasi Teleskop ini adalah:
| Optical Design | VISAC Aspherical Mirror Reflector |
| Aperture | 200mm |
| Focal Length | 1800mm |
| Focal Ratio | f/9.0 |
| Coating | Multi Coated |
| Resolving Power | .58 arc sec |
| Limiting Magnitude | 13.3 |
| Light Gathering Power | 816x |
| Finder Scope | Optional |
| Adapter Thread | 60mm/50.8mm |
| Astrophotography | Prime Focus, Eyepiece Projection & Afocal Imaging |
| Visual Back | Compression Ring, |
| Focuser | Dual Speed |
| Optical Tube Length | 23.6” (600mm) |
| Optical Tube Diameter | 9.1” (232mm) |
| Optical Tube Weight | 13.2 lb |
| Mount | Sphinx SXW Equatorial Mount |
| Tripod | HAL130 Tripod |
| Tripod Weight | 12 lb |
| Mount Weight | 13 lb |
| Counterweights | 4.2 lb (1.9 kg) |
| Mount Dimensions | 36cm x 12cm x 36cm |
| Hand Controller | STAR BOOK |
| Load Capacity | 35 lbs |
| Alignment Procedure | 3 Star |
| Database | 22,700 Object |
| Power Requirements | DC 12 volts, 0.4 to 1.7 amperes |
| RA Slow Motion Axis | 180 tooth wheel gear – whole circle movement |
| DEC Slow Motion Axis | 180 tooth wheel gear – whole circle movement |
| RA & DEC Worm Wheel | Aluminum |
| RA Coordinate Display | STAR BOOK Full Color LCD screen ; 0.1 min increments |
| DEC Coordinate Display | STAR BOOK Full Color LCD screen ; 1.0 are min. sec increments |
| Polar Axis Scope | Optional |
| Altitude Adjustment | 0 to 70 ° (Fine adj. with tangent screw +/-15°, 3 step elevator |
| Azimuth Adjustment | Double screw fine adjustment |
| Motors | Built in |
| Accessories | 7x50mm Finder; Finder Bracket; NLV25mm Eyepiece; Flip Mirror |
Detail tentang Vixen VC200L
