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91. 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 ...
92. 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 ...
93. D150f1200 D150f750 Dastronomical Telescope Astronomic Reflection Objective Lens Group Secondary ... [Dec 24, 2025]
[Dec 24, 2025] 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 ...
94. 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 ...
95. 1.25" Plossl Eyepiece 17mm 20mm 25mm 32mm 40mm for Astronomy Telescope [Dec 24, 2025]
[Dec 24, 2025] 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. 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 ...
97. 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: ...
98. 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 ...
99. 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
100. 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 ...
101. off-Axis Guide Star Set with 1.25-Inch Double Helix Focusing Astronomical Telescope Accessories [Dec 24, 2025]
[Dec 24, 2025] Deluxe Off Axis Guider with 1.25inch Double Helical Focuser Alloy OAG Off-axis Guider for Astronomy Photography Product Parameters: Item: Off-Axis Guider+1.25inch focuser Material: Aluminium ...
102. Astronomical Telescope Short Axis 38mm Reflective Telescope Secondary Mirror Oblique Mirror [Dec 24, 2025]
[Dec 24, 2025] Astronomical Telesco p e Short Axis 38mm Reflective Telescope Secondary Mirror Oblique Mirror Flat Mirror Elliptical Plane Mirror Newtonian Telescope Secondary Mirror Type: Elliptical Plane Mirror Secondary ...
103. 80mm 90mm Elliptical Secondary Mirror for DIY Newtonian Reflecting Astronomical Telescope Accessory [Dec 24, 2025]
[Dec 24, 2025] 80mm 90mm Elliptical Secondary Mirror For DIY Newtonian Reflecting Astronomical Telescope Accessory Glass Material Newtonian Telescope Secondary Mirror Type: Elliptical Plane Mirror Auxiliary Mirror Size ...
104. 2.5/3.2'4/4.5/5/6/7/7.5/8/9mm 1.25 Inch Astronomical Telescope Tmb Eyepiece [Dec 24, 2025]
[Dec 24, 2025] 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: ...
105. D203f1600 Parabolic Surface Main Mirror for DIY Newton's Reflected Astronomical Telescope [Dec 24, 2025]
[Dec 24, 2025] High Accuracy D203F1600 Parabolic Surface Main Mirror For DIY Newton's Reflected Astronomical Telescope Long Focal Length Material: optical glass Type: Pangal Poor reflex mirror Function: Used to make reflected ...
