Reviews Telescope Focusers

Astromania Alignment 1.25

  • Output power: less than 5mw, much safer for your eyes. This sturdy laser unit allows you to swiftly and precisely collimate your Newtonian telescope. Only when the optics have been accurately collimated can the telescope offer you its full performance..
  • Accurate collimation in a few minutes provide a more clearer image. The telescope can be collimated by just one person..
  • This adjustment tool can be used in all 1.25″ focusers. We provide you with precise instructions in German and English, with a step-by-step explanation of how to adjust a Newtonian telescope using this laser unit. So, even if you are a newcomer to amateur astronomy, it is very simple to get the optimum performance out of your telescope..
  • The precision-made aluminium housing of the laser unit has a front opening from which the laser beam can be emitted. In order to obtain an optimal adjustment, it has a side window allowing a disk oriented at 45° with a central hole to be viewed.This can be then later be used to see whether the laser is reflected back on itself, indicating well collimated optics..
  • The laser comes fully adjusted. It can however be further adjusted if required. It has three openings for adjustment, arranged at 120°, which are initially sealed. The battery for the ....
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Alstar Alignment 1.25' Next Generation Laser Collimator for Newtonian Telescopes

  • ...battery for the laser can be exchanged at any time.
  • the small screw cap at the rear of the laser must be first unscrewed to allow this..
  • This adjustment tool can be used in all 1.25" focusers. We provide you with precise instructions in German and English, with a step-by-step explanation of how to adjust a Newtonian telescope using this laser unit. So, even if you are a newcomer to amateur astronomy, it is very simple to get the optimum performance out of your telescope..
  • The precision-made aluminium housing of the laser unit has a front opening from which the laser beam can be emitted. In order to obtain an optimal adjustment, it has a side window allowing a disk oriented at 45° with a central hole to be viewed.This can be then later be used to see whether the laser is reflected back on itself, indicating well collimated optics..
  • Built with metal material. CR2032 Lithium Cell battery (Not include).
  • Accurate collimation in a few minutes provide a more clearer image. The telescope can be collimated by just one person..
  • Designed for Reflector telescope, with removable 2" adapter both fit for standard 1.25 inch diameter and 2 inch diameter. Red laser collimation beam with 7 brightness levels, wavelength 635-655 nm.
  • Output power: less than 5mw, much safer ....
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Orion 8879 1.25-Inch Enhanced Mirror Star Telescope Diagonal

  • The precision flat mirror in this 90 degrees diagonal is meticulously polished to yield excellent performance.
  • Anodized aluminum housings are internally blackened for high contrast views free of glare.
  • Fits 1.25" telescope focusers, accepts 1.25" eyepieces.
  • Enhanced Aluminum mirror coatings yield 97% reflectivity for bright clear views.
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Astromania Alignment 1.25' Next Generation Laser Collimator 2' Adaptor for Newtonian Telescopes

  • Designed for Reflector telescope, with removable 2" adapter both fit for standard 1.25 inch diameter and 2 inch diameter. Red laser collimation beam with 7 brightness levels, wavelength 635-655 nm.
  • Output power: less than 5mw, much safer for your eyes. This sturdy laser unit allows you to swiftly and precisely collimate your Newtonian telescope. Only when the optics have been accurately collimated can the telescope offer you its full performance..
  • Built with metal material. CR2032 Lithium Cell battery (Not include).
  • Accurate collimation in a few minutes provide a more clearer image. The telescope can be collimated by just one person..
  • The precision-made aluminium housing of the laser unit has a front opening from which the laser beam can be emitted. In order to obtain an optimal adjustment, it has a side window allowing a disk oriented at 45° with a central hole to be viewed.This can be then later be used to see whether the laser is reflected back on itself, indicating well collimated optics..
  • This adjustment tool can be used in all 1.25" focusers. We provide you with precise instructions in German and English, with a step-by-step explanation of how to adjust a Newtonian telescope using this laser unit. So, even if you are a newcomer to amateur astron....
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Alignment 1.25' Next Generation Laser Collimator for Newtonian Telescopes - with This Laser You can collimate Your Newtonian Telescope Just in Few Minutes(Without Battery)

  • ...battery for the laser can be exchanged at any time.
  • the small screw cap at the rear of the laser must be first unscrewed to allow this..
  • This adjustment tool can be used in all 1.25" focusers. We provide you with precise instructions in German and English, with a step-by-step explanation of how to adjust a Newtonian telescope using this laser unit. So, even if you are a newcomer to amateur astronomy, it is very simple to get the optimum performance out of your telescope..
  • The precision-made aluminium housing of the laser unit has a front opening from which the laser beam can be emitted. In order to obtain an optimal adjustment, it has a side window allowing a disk oriented at 45° with a central hole to be viewed.This can be then later be used to see whether the laser is reflected back on itself, indicating well collimated optics..
  • Built with metal material. CR2032 Lithium Cell battery (Not include).
  • Accurate collimation in a few minutes provide a more clearer image. The telescope can be collimated by just one person..
  • Designed for Reflector telescope, fit for standard 1.25 inch diameter. Red laser collimation beam with 7 brightness levels, wavelength 635-655 nm.
  • Output power: less than 5mw, much safer for your eyes. This sturdy laser unit allows you to....
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ZWO ASI183MC 20 Megapixel USB3.0 Color Astronomy Camera for Astrophotography

  • ZWO ASI183MC color astronomy camera for capturing high-resolution color images of deep-sky objects such as nebulae, supernova remnants, galaxies, and the Moon and Sun through a telescope on a motorized equatorial mount (solar imaging requires a solar filter, not included).
  • Advanced CMOS sensor with 5496x3672 (20.1 megapixel) resolution and 2.4-micron pixel size to capture fine detail in astronomical objects.
  • High quantum efficiency to help reduce exposure time.
  • Fast USB3.0 transfer at up to 19 frames per second at maximum resolution.
  • includes separate USB2.0 hub for powering accessories such as autoguiding camera and electronic focuser (not included).
  • Compact, lightweight, and attractive red anodized CNC aluminum body stands up to heavy field use.
  • Connects to 1.25” telescope focusers with included T-threaded 1.25” nosepiece.
  • Camera electronics draw power from your computer’s USB3.0 interface.
  • All software and drivers are available from the manufacturer’s website.
  • compatible with Mac OS X and Windows (32-bit and 64-bit) XP and later.
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ZWO ASI1600MM 16 Megapixel USB3.0 Monochrome Astronomy Camera for Astrophotography

  • ZWO ASI1600MM monochrome astronomy camera for capturing high-resolution images of deep-sky objects such as nebulae, supernova remnants, galaxies, and the Moon and Sun through a telescope on a motorized equatorial mount (solar imaging requires a solar filter, not included).
  • Can be used to produce color images with an astronomical color filter set and standard image processing techniques.
  • Advanced CMOS sensor with 4656x3520 (16 megapixel) resolution and 3.8-micron pixel size to capture fine detail in astronomical objects with good signal-to-noise ratio.
  • High quantum efficiency to help reduce exposure time.
  • Fast USB3.0 transfer at up to 14.7 frames per second at maximum resolution.
  • Compact, lightweight, and attractive red anodized CNC aluminum body stands up to heavy field use.
  • Connects to 1.25” and 2” telescope focusers with included T-threaded 1.25” nosepiece and 2” adapter.
  • Camera electronics draw power from your computer’s USB3.0 interface.
  • All software and drivers are available from the manufacturer’s website.
  • compatible with Mac OS X and Windows (32-bit and 64-bit) XP and later.
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Astromania 1.25Inch Metal Collimating Cheshire Eyepiece Without Laser for Newtonian Reflector Telescope - Long Version

  • simply cap the telescope, remove the diagonal, and place the eyepiece directly in the focuser..
  • For aligning optics of Newtonian reflectors, Dobsonian reflectors, and Schmidt-Cassegrain Telescopes (SCTs)..
  • Accurate collimation is essential for high power observing. Stars will become more like pin points of light, and Planetary / Lunar detail will be enhanced..
  • Item was made by aluminum with crosshair at the bottom allow quick and precise centering of the optics..
  • This collimation eyepiece can be used for precisely collimating the Newtonian and Schmidt-Cassegrain reflector telescopes for better image quality..
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ZWO ASI533MM-Pro 9 Megapixel USB3.0 Monochrome Astronomy Camera for Astrophotography

  • Zwo Asi533Mm-Pro Cooled Monochrome Astronomy Camera For Capturing High-Resolution Images Of Deep-Sky Objects Such As Nebulae, Star Clusters, Supernova Remnants, And Galaxies Through A Telescope On A Motorized Equatorial Mount.
  • Also Works For Imaging The Moon And Sun (With Safe Solar Filter, Not Included).
  • Using Color Or Narrowband Astronomy Filters (Not Included), This Camera Can Also Be Used To Create Color Astronomy Images With Standard Image Processing Techniques.
  • Advanced 11.3Mm X 11.3Mm Square Sensor With 3008X3008 (9 Megapixel) Resolution To Capture Fine Detail In Astronomical Objects.
  • Integrated Tec Cooling Reduces Sensor Temperature To 35C Below Ambient To Enable Low-Noise Imaging Of Fainter Deep-Sky Objects.
  • Fast Usb3.0 Transfer At Up To 20 Frames Per Second At Maximum Resolution.
  • 256Mb Ddr3 Buffer For Quick And Stable Data Transfer And Reduced Amp Glow.
  • Includes Separate Usb2.0 Hub For Powering Accessories Such As Autoguiding Camera And Electronic Focuser (Not Included).
  • Compact, Lightweight, And Attractive Red Anodized Cnc Aluminum Body Stands Up To Heavy Field Use.
  • Connects To 1.25'' And 2'' Telescope Focusers With Included T-Threaded 1.25'' Nosepiece And 2'' Adapter (Not Included.
  • A Separate [email protected] Power Supply (Not Included) Is R....
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ZWO ASI294MC-PRO 11.3 MP CMOS Color Astronomy Camera with USB 3.0 # ASI294MC-P

  • ZWO ASI294MC-Pro cooled color astronomy camera for capturing high-resolution color images of deep-sky objects such as nebulae, star clusters, supernova remnants, and galaxies through a telescope on a motorized equatorial mount.
  • also works for imaging the Moon and Sun (with safe solar filter, not included).
  • Advanced micro-4/3 CMOS sensor with 4144x2822 (11.7 megapixel) resolution to capture fine detail in astronomical objects.
  • Integrated TEC cooling reduces sensor temperature to 35C below ambient to enable low-noise imaging of fainter deep-sky objects.
  • Fast USB3.0 transfer at up to 16 frames per second at maximum resolution.
  • 256MB DDR3 buffer for quick and stable data transfer and reduced amp glow.
  • includes separate USB2.0 hub for powering accessories such as autoguiding camera and electronic focuser (not included).
  • Compact, lightweight, and attractive red anodized CNC aluminum body stands up to heavy field use.
  • Connects to 1.25” and 2” telescope focusers with included T-threaded 1.25” nosepiece or 2” adapters.
  • Camera electronics draw power from your computer’s USB3.0 inte....
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ZWO ASI183MC Pro 20.18 MP CMOS Color Astronomy Camera with USB 3.0 # ASI183MC-P

  • ZWO ASI183MC-Pro cooled color astronomy camera for capturing high-resolution color images of deep-sky objects such as nebulae, supernova remnants, galaxies, and the Moon and Sun through a telescope on a motorized equatorial mount (solar imaging requires a solar filter, not included).
  • Advanced CMOS sensor with 5496x3672 (20.1 megapixel) resolution and 2.4-micron pixel size to capture fine detail in astronomical objects.
  • High quantum efficiency to help reduce exposure time.
  • Integrated TEC cooling reduces sensor temperature to 40C-45C below ambient to enable low-noise imaging of fainter deep-sky objects.
  • Fast USB3.0 transfer at up to 19 frames per second at maximum resolution.
  • 256MB DDR3 buffer for quick and stable data transfer and reduced amp glow.
  • includes separate USB2.0 hub for powering accessories such as autoguiding camera and electronic focuser (not included).
  • Compact, lightweight, and attractive red anodized CNC aluminum body stands up to heavy field use.
  • Connects to 1.25” and 2” telescope focusers with included T-threaded 1.25” nosepiece and 2” adapter.
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ZWO ASI120MC-S 1.2 Megapixel USB3.0 Color Astronomy Camera for Astrophotography

  • ZWO ASI120MC-S 1.2 megapixel color astronomy camera for capturing color images of the Moon, planets, brighter deep sky objects, and the Sun (with a safe solar filter, not included).
  • Uses CMOS camera sensor with 1280x960 resolution.
  • USB3.0 data transfer at up to 60 frames per second at maximum resolution and 254 frames per second minimum resolution.
  • Also compatible with USB2.0 at reduced data transfer rates.
  • Compact, lightweight, and attractive red anodized CNC aluminum body stands up to heavy field use.
  • Connects to 1.25” telescope focusers with included T-threaded 1.25” nosepiece.
  • Camera electronics draw power from your computer’s USB interface.
  • All software and drivers are available from the manufacturer’s website.
  • compatible with Windows (32-bit and 64-bit) XP and later.
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ZWO ASI1600MM Pro 16 MP CMOS Monochrome Astronomy Camera with USB 3.0 # ASI1600MM-P

  • ZWO ASI1600MM-Pro cooled monochrome astronomy camera for capturing high-resolution images of deep-sky objects such as nebulae, supernova remnants, galaxies, and the Moon and Sun through a telescope on a motorized equatorial mount (solar imaging requires a solar filter, not included).
  • Can be used to produce color images with an astronomical color filter set and standard image processing techniques.
  • Advanced CMOS sensor with 4656x3520 (16 megapixel) resolution and 3.8-micron pixel size to capture fine detail in astronomical objects with good signal-to-noise ratio.
  • High quantum efficiency to help reduce exposure time.
  • Integrated TEC cooling reduces sensor temperature to 35C below ambient to enable low-noise imaging of fainter deep-sky objects.
  • Fast USB3.0 transfer at up to 14.7 frames per second at maximum resolution.
  • 256MB DDR3 buffer for quick and stable data transfer and reduced amp glow.
  • includes separate USB2.0 hub for powering accessories such as autoguiding camera and electronic focuser (not included).
  • Compact, lightweight, and attractive red anodized CNC aluminum body stands up to heavy field use.
  • Connects to 1.25” and 2” telescope focusers with included T-threaded 1.25” nosepiece and 2” adapter.
  • Camera electronics draw power from your compu....
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