Celestron Nexstar 4SE Computerised Telescope
The NexStar 4SE is a automatic GoTo Schmidt Cassegrain telescopes and includes the below features;
- Schmidt-Cassegrain tube design
- 4-inch aperture provides excellent light-gathering ability
- StarBright XLT optical coatings which dramatically increases light transmission
- Fully automated GoTo mount with hand controller and database of 40,000+ celestial objects
- Automatically locates and tracks objects for you
$1,420.00 $1,199.00
| Specifications: | |
|---|---|
| Optical Design | Maksutov-Cassegrain |
| Aperture | 102mm (4.02″) |
| Focal Length | 1325mm (52″) |
| Focal Ratio | f/13 |
| Focal Length of Eyepiece 1 | 25mm (0.98″) |
| Magnification of Eyepiece 1 | 53x |
| Finderscope | StarPointer™ red dot finderscope |
| Star Diagonal | Internal Flip mirror for straight thru or 90° viewing angle |
| Optical Tube | Aluminum |
| Highest Useful Magnification | 241x |
| Lowest Useful Magnification | 15x |
| Limiting Stellar Magnitude | 12.5 |
| Resolution (Rayleigh) | 1.37 arc seconds |
| Resolution (Dawes) | 1.14 arc seconds |
| Light Gathering Power (Compared to human eye) | 212x |
| Secondary Mirror Obstruction | 35mm (.38″) |
| Secondary Mirror Obstruction by Diameter | 34% |
| Secondary Mirror Obstruction by Area | 12% |
| Optical Coatings | StarBright XLT |
| Optical Tube Length | 343mm (13.5″) |
| Optical Tube Diameter | 125mm (4.9″) |
| Optical Tube Weight | 6 lbs (2.7 kg) |
| Dovetail | CG-5 Dovetail bar |
|
MOUNT INFO: |
|
| Mount Type | Computerized Altitude-Azimuth Single Fork Arm |
| Instrument load capacity | 10 lbs (4.54 kg) |
| Height adjustment range (includes mount and tripod) | 939.8mm – 2397mm (37″ – 55″) |
| Tripod leg diameter | 50.8mm (2″) Stainless Steel |
| Mount Head Weight | 7 lbs (3.2 kg) |
| Accessory Tray | Yes |
| Tripod Weight | 10 lbs (4.54 kg) |
| Slew Speeds | 9 slew speeds – max speed 3°/second |
| Tracking Rates | Sidereal, Solar and Lunar |
| Tracking Modes | Alt-Az, EQ North & EQ South |
| GPS | N/A |
| Dovetail Compatibility | CG-5 dovetail |
| Number of Auxiliary ports | 1x Aux port |
| Autoguide port | No |
| USB port | Yes, Hand Control input |
| Power Requirements | 8-AA batteries (not included) | 12 VDC-750 mA (Tip positive) |
| Motor Drive | DC servo motors |
| Alignment Procedures | SkyAlign, 1-Star Align, 2-Star Align, Auto 2-Star Align, Solar System Align, EQ North / EQ South Alignment (EQ align requires an equatorial wedge) |
| Periodic Error Correction | No |
| Computerized Hand Control | Double line, 18 character Liquid Crystal Display with 19 fiber optic backlit LED buttons |
| NexStar+ Database | 38,181 accessible objects. Enhanced information on over 200 objects. |
| Software | Celestron’s Starry Night Special Edition Software, SkyPortal App |
| Total Kit Weight | 23 lbs (5 kg) |
| Included Items | NexStar SE OTA | Single Fork Arm Mount | Tripod | Accessory Tray | Star Pointer Finderscope | Built-In Wedge | NexStar+ Hand Control | 25mm eyepiece |
