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HU Meade LX850 130mm F/7 ACF Refractor Telescope
Achromatic refractor. Objective lens diameter: 130mm. Focal length: 910mm
| Product ID | 71705 |
| Brand | Meade Instruments Corp. |
| Warranty | 2 years |
| EAN | 0643824209107 |
| Package size (LxWxH) | 100x100x60 cm |
| Shipping Weight | 108.19 kg |
The LX850 130mm F/7 ACF Refractor Telescope features a 130mm Series 6000 ED (Extra-low dispersion) glass triplet APO telescope with StarLock automatic guider and the LX850 German Equatorial Mount.
The OTA (Optical Tube Assembly) comes with a 5.1" (130mm) diameter fully multi-coated triplet objective lens made from ED glass for good contrast and sharpness, as well as near zero detectable chromatic aberration or color fringing. The OTA features a precise dual-speed 3" Crayford focuser with 10:1 gear reduction for fine focus control and has a focal length of 910mm, f/7. The telescope comes equipped with a Meade Series 5000 2" (5.08 cm) diagonal prism featuring 99% reflectivity, a Series 5000 HD-60 25mm eyepiece, and an 8 x 50 viewfinder with a quick-release bracket.
The system comes with a StarLock dual imager with an integrated full time guider, ultra precision pointing and assisted drift alignment, 5.8" (14.73cm) 225-tooth polished bronze worm/gear drives with low periodic error, internal cable routing, GPS receiver, AutoStar II GoTo system with over 144,000 object library, heavy-duty adjustable-height tripod with anti-vibration pads, Meade zero image shift electronic micro-focuser, telescope to computer USB cable, and AutoStar suite software.
The LX850 mount, constructed of machined stainless steel and aircraft grade aluminum is a rock solid platform for the most demanding applications. Features include precision roller bearings on each axis, a 1.75 stainless steel RA shaft, 5.8" main gears, fine manual adjustment controls on both axis, illuminated reticle output port. Mount main body weight is 25kg. The fully height adjustable (29 to 45") tripod features massive 3" diameter legs for rock steady performance and weighs 16.3kg. Includes single 11.8kg stainless steel counterweight.
Features:
- 130mm f/7 Triplet APO optics – 910mm focal length
- 2.5" dual speed rack & pinion focuser with 10:1 reduction
- 40kg instrument capacity
- StarLock automatic guider
- AutoStar II GoTo system
- Heavy-duty tripod
- Hard case for the APO OTA
| Product ID | 71705 |
| Brand | Meade Instruments Corp. |
| Warranty | 2 years |
| EAN | 0643824209107 |
| Package size (LxWxH) | 100x100x60 cm |
| Shipping Weight | 108.19 kg |
| Optical design | refractor |
| Optical scheme | 3-element apochromat |
| Optics material | FK61 (ultra-low dispersion) |
| Objective lens diameter (aperture), mm | 130 |
| Focal length, mm | 910 |
| Highest practical power, x | 300 |
| Aperture ratio | f/7 |
| Resolution threshold, arcseconds | 0.89 |
| Limiting stellar magnitude | 12.6 |
| Focusing | by moving an eyepiece |
| Eyepiece barrel diameter, in | 1.25 |
| Finderscope | optical, 8x50 with reticle |
| Focuser | Crayford, 2-speed (1:10), backlash-free |
| Tripod | aluminum |
| Tripod height (adjustable), mm | adjustable, 740–1140 |
| Tripod weight, kg | 16.3 |
| Telescope control | autoguide |
| Mount | equatorial |
| Setting and positioning system | LightSwitch |
| GPS receiver | integrated |
| Latitude adjustment range, ° | 10 — 70 |
| Bearings | roller, 80mm |
| Mount dimensions, mm | 305x203x355 |
| Mount weight, kg | 27.2 |
| Maximum payload, kg | 40.8 |
| Counterweight rod length, mm | 305 |
| Counterweight rod diameter, mm | 45 |
| Counterweight weight, kg | 11.8 |
| Slew rate | up to 3 degrees per second |
| Tracking rate | customizable from 0.01 to 1x sidereal speed, 1x, 2x, 8х, 16x (1/4 °, 1/2 °, 1 °, 3 °) |
| Positioning accuracy | 1 arcminute (+/-) |
| Speed selection | automatic (guiding), manual (if position is corrected) |
| Periodic error correction (PEC) | ✓ |
| Automatic horizontal alignment | ✓ |
| Automatic magnetic pole search | ✓ |
| Reference stars | ✓ |
| Ports | AUX (universal port for connecting Meade accessories), RS-232, AutoStar remote control connector, StarLock system, 12V accessory power slot |
| Autoguider | ✓ |
| Hand controller | Autostar II |
| Programmable options | night sky excursion mode with audio lecture, automatic search in the database, autoguiding (GoTo), time estimate of astronomical events |
| Objects database | 144,000 |
| Update via Internet | for catalogues of artificial Earth satellites, asteroids, comets |
| Ability to connect additional equipment | yes |
| Power supply | 12V car cigarette lighter, 220V network adapter, 12V |
| Optical tube mounting mode | dovetail plate |
| Dovetail mount | ✓ |
| Optical tube dimensions, mm | 178x940 |
| Optical tube weight, kg | 11.3 |
| User level | professionals |
| Observed object | planets of the Solar System |
