Binoculars & Telescopes › 90 mm › Telescope

Feature: 1. Wide Range of Applications: Works with all types of telescopes mir... Feature: 1. Wide Range of Applications: Works with all types of telescopes mirrors refractors for Dobsonians for Mak Cas and for SCT all you need to do is measure your telescope tube size and choose the appropriate mask size. 2. Bahtinov Masks... more

Feature: 1. Using PET+aluminum foil coating strong and not easy to break long ... Feature: 1. Using PET+aluminum foil coating strong and not easy to break long service life. 2. Protect your eyes and safely observe the sun sunspots solar eclipses and planetary transits. 3. The high‑density coating provides the true color of neutral... more

The Cassini SS-60090TR telescope and Galileo G-SPA Smartphone adapter kit lets... The Cassini SS-60090TR telescope and Galileo G-SPA Smartphone adapter kit lets you use the camera feature on your smartphone to take pictures or video through the optics of your telescope or use your smartphone to assist navigating your telescope view... more

Free Express Shipping! Celestron Astro Fi 90mm f/10 GoTo Refractor Telescope 9... Free Express Shipping! Celestron Astro Fi 90mm f/10 GoTo Refractor Telescope 90mm Refractor OTA, 910mm Focal Length, f/10 Focal Ratio, Anti-Reflection Coated Optics, 1.25" Focuser, 10mm and 25mm Eyepieces, Single-Arm Motorized Alt-Az Mount, Control... more

[See Site for Better Price!] Explore Scientific FirstLight 90mm f/5.6 Achro Re... [See Site for Better Price!] Explore Scientific FirstLight 90mm f/5.6 Achro Refractor Alt-Az Telescope more

Free Shipping! Celestron AstroMaster 90AZ 90mm f/11.1 Refractor Telescope 90mm... Free Shipping! Celestron AstroMaster 90AZ 90mm f/11.1 Refractor Telescope 90mm Aperture Refractor OTA, 1000mm Focal Length, f/11.1 Focal Ratio, Fully Multi-Coated Optics, 1.25" Focuser, 10mm and 20mm Eyepieces, Manual Alt-Azimuth Mount, Locking Control... more

Feature: 1. Using PET+aluminum foil coating strong and not easy to break long ... Feature: 1. Using PET+aluminum foil coating strong and not easy to break long service life. 2. Protect your eyes and safely observe the sun sunspots solar eclipses and planetary transits. 3. The high‑density coating provides the true color of neutral... more

For the beginning telescope user or family looking for an all-purpose telescop... For the beginning telescope user or family looking for an all-purpose telescope that is as easy to take on vacations as it is to use right from the back yard the StarBlast 90mm Altazimuth Travel Refractor may be the perfect telescope. It is a quality... more

The VersaGo E-Series 90mm Altazimuth Refractor Telescope Kit features a 90mm-a... The VersaGo E-Series 90mm Altazimuth Refractor Telescope Kit features a 90mm-aperture (3.5 ) achromatic refractor telescope that will reveal distant subjects in stunning detail. This special kit includes Orion s exclusive MoonMap 260 Moon Filter Barlow... more

This Galileo SS-80090TRSF 800mm x 90mm Astronomical Reflector Telescope and Ga... This Galileo SS-80090TRSF 800mm x 90mm Astronomical Reflector Telescope and Galileo Solar Filter Cap combo allows you to view the Sun safely. The included Galileo G-SPA Smartphone Adapter kit lets you use the camera feature on your Smartphone to take... more

This Cassini C-60090TRSF 600mm x 90mm Refractor Telescope and Galileo Solar Fi... This Cassini C-60090TRSF 600mm x 90mm Refractor Telescope and Galileo Solar Filter Cap allows you to view the Sun safely. Day or night either used traditionally for night viewing of the moon planets in the sky or terrestrial scenes during the day as... more

The StarBlast 90mm AZ Travel Refractor Telescope Kit is an all-purpose telesco... The StarBlast 90mm AZ Travel Refractor Telescope Kit is an all-purpose telescope that is as easy to take on vacations as it is to use right from the back yard. It is a quality 90mm achromatic refractor telescope outfitted with a full-length stainless... more

Feature: 1. Wide Range of Applications: Works with all types of telescopes mir... Feature: 1. Wide Range of Applications: Works with all types of telescopes mirrors refractors for Dobsonians for Mak Cas and for SCT all you need to do is measure your telescope tube size and choose the appropriate mask size. 2. Bahtinov Masks... more

Specification: Item Type: Solar Filter Material: PET+Aluminum Foil Coating+ABS... Specification: Item Type: Solar Filter Material: PET+Aluminum Foil Coating+ABS Color: As Picture Shown Interface Size: Approx. 60mm/2.4in 70mm/2.8in 80mm/3.1in 90mm/3.5in Film Diameter: Approx. 100mm/3.9in Objective Lens Cover Diameter: Approx.... more

Solar Filter Solar Filter Film Professional for 90mm Telescope Specification: ... Solar Filter Solar Filter Film Professional for 90mm Telescope Specification: Item Type: Solar FilterMaterial: PET+Aluminum Foil Coating+ABSColor: As Picture ShownInterface Size: Approx. 60mm/2.4in 70mm/2.8in 80mm/3.1in 90mm/3.5inFilm Diameter: Approx.... more

Feature: 1. Using PET+aluminum foil coating strong and not easy to break long ... Feature: 1. Using PET+aluminum foil coating strong and not easy to break long service life. 2. Protect your eyes and safely observe the sun sunspots solar eclipses and planetary transits. 3. The high‑density coating provides the true color of neutral... more

Whoever coined the phrase big things come in small packages would have definit... Whoever coined the phrase big things come in small packages would have definitely applied that expression to our new StarMax 90 TableTop Telescope. This ultra-compact Maksutov-Cassegrain (Mak-Cass) gives surprisingly big views for an instrument of its... more

as the picture shows as the picture shows more

Feature: 1. Wide Range of Applications: Works with all types of telescopes mir... Feature: 1. Wide Range of Applications: Works with all types of telescopes mirrors refractors for Dobsonians for Mak Cas and for SCT all you need to do is measure your telescope tube size and choose the appropriate mask size. 2. Bahtinov Masks... more

Objective lens diameter 80mm Focal length 900MM eyepiece Packaging color box c... Objective lens diameter 80mm Focal length 900MM eyepiece Packaging color box color: White material: metal MAK900*80 white more