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91. 20/25/28/30/35/40/42/45mm DIY Newtonian Reflective Astronomical Telescope Secondary Mirror ... 
[Dec 24, 2025]
[Dec 24, 2025] 20/25/28/30/35/40/42/45/50/54/60/70 mm DIY Newtonian Reflective Astronomical Telescope Secondary Mirror Elliptical Short Axis Specifications: Newtonian Telescope Secondary Mirror Type: Elliptical Plane ...
92. M42/M48/M54 Telescope Astronomy Caa 360 Degree Rotator Adjuster Modular Three-in-One [Dec 24, 2025]
[Dec 24, 2025] Product features: 1. Adopting a modular combination structure, the three screw structures of M42/M48/M54 can be used interchangeably. 2. The swing screw of the handle is made of stainless steel. The screw is ...
93. Astronomy Accessories off Axis Guider off-Axis Star Guide for Telescope [Dec 24, 2025]
[Dec 24, 2025] 12.5mm*12.5mm Off Axis Guider Deluxe Off-Axis Guider for Astrophotography Astronomical accessories Designed for deep-sky imaging with Schmidt-Cassegrain and refractor telescopes, this Deluxe Off-Axis Guider lets you ...
94. D150f1200 D150f750 Dastronomical Telescope Astronomic Reflection Objective Lens Group Secondary ... [Jan 13, 2026]
[Jan 13, 2026] DF150750 reflection of the objective lens groupspherical primary mirrorDiameter (D): 150mmFocal length (F): 750mmPrimary mirror thickness : about 18mmSurface: aluminum and protective foilsSurface accuracy: 1/6 ...
95. 1.25" Plossl Eyepiece 17mm 20mm 25mm 32mm 40mm for Astronomy Telescope [Jan 13, 2026]
[Jan 13, 2026] 1.25" Plossl Telescope Eyepiece - 4-Element Plossl Design - Threaded for Standard 1.25inch Astronomy Filters(3.6mm-4mm-6mm-6.3mm-10mm-12.5mm-15mm-20mm-25mm-32mm-40mm) 1.1.25 inch plossl eyepiece, gives the widest ...
96. Dovetail Plate 50/70/100/120/130/140/150mm Astronomical Telescope Accessories [Dec 24, 2025]
[Dec 24, 2025] 1. This metal mounting plate can be used to mount a telescope or monocular to a tripod head with a dovetail groove 2. The dovetail plate provides a platform for the connection of the telescope optical tube to the ...
97. 1.25''/2'' Astronomical Telescope Laser Calibration Eyepiece Collimator Newton Reflection Correction [Dec 24, 2025]
[Dec 24, 2025] Laser Calibration Eyepiece Astronomical Telescope Reflection Correction Optical Axis 1.25in Astronomical Telescope Accessories Laser power: 1MW Dimming: Seven-gear adjustable laser light and shade Size of focusing ...
98. Astronomical Telescope Eyepiece 3X Magnifier Barrow Full Metal [Dec 24, 2025]
[Dec 24, 2025] Astronomical Telescope Eyepiece 3X Magnifier Barrow Full Metal 1. 2-element optics are fully multi-coated 2. The edges of the lenses are blackened to reduce internal reflections 3. The 1.25-inch barrel fits in ...
99. 2-Inch M48 Double Helix Fine-Tuning Focusing Base for Telescope Astronomical [Dec 24, 2025]
[Dec 24, 2025] 2-inch spiral focus mount specially designed for astrophotography, suitable for any 2-inch focus mount. Focus accuracy of approximately 0.1mm Features 39mm of travel for improved focus accuracy. The focusing base has ...
100. 2.5/3.2'4/4.5/5/6/7/7.5/8/9mm 1.25 Inch Astronomical Telescope Tmb Eyepiece [Jan 13, 2026]
[Jan 13, 2026] Designed for TMB, dedicated to planetary observation Size: 1.25 inches Focal length: 2.5mm 3.2mm 4mm 4.5mm 5mm 6mm 7mm 7.5mm 8mm 9mm Field of view: 58 degrees Number of optical lenses: 6 Growing out: ...
101. J002 2'' Dual Speed Fixed Focus Mount for Astronomy Telescope [Dec 24, 2025]
[Dec 24, 2025] Name: 2″ dual-speed fixed focuser Host interface: M94.5*1 Eyepiece interface: 2″ (1.25″ convertible) Focusing stroke: 0-70MM Focusing method: manual including 1:10 fine adjustment Material: All ...
102. 2 Inches 50 Degree 56mm Parfocal Eyepiece Fully Multi-Coated Astronomical Telescope Accessories [Dec 24, 2025]
[Dec 24, 2025] Eyepiece focal length: 56mm Eye point distance: 36.2mm Product interface: 2 inches/50.8mm Diameter of field diaphragm: 47.8mm Lens: Multi-layer coating Lens/group: 4 units/2 groups Packing size: ...
103. All-Metal 2-Inch 45-Degree Bak4 Prism Zenith Mirror and 1.25-Inch Eyepiece [Dec 24, 2025]
[Dec 24, 2025] All metal, black anodized, smooth finish. Erect image BAK4 high-precision high-light reflective prism with anti-reflective coating. Comes with 1.25" adapter with brass eyepiece protection ring. Matte ...
104. 1.25-Inch Interface 20mm Erect Eyepiece for Newtonian Feflecting Astronomical Telescopes [Dec 24, 2025]
[Dec 24, 2025] 1.25-inch interface, 20 mm erect image eyepiece Suitable for Newtonian reflective astronomical telescopes edicated for converting reflective astronomical telescopes into full erect image viewing
105. 1.25-Inch Double Helix Focusing Base M42 for Refraction/Nitroscope/Shika Astronomical Telescopes [Dec 24, 2025]
[Dec 24, 2025] Product Description: This is an excellent 1.25-inch double-threaded focusing base with a 10mm adjustment stroke. It is lightweight and compact, made of all metal, and is strong and durable. During the focusing ...
