iOptron 3305A SkyTracker Ball Head (Black)

• Designed for users to mount and remove camera and lens quickly.
• Large aluminum alloy ball (1.5 inches, 39mm in diameter) provides super smooth movement and super strong grip. 360 degree panning. Head Tilt: +/- 90 degrees
• The safety stops on the quick release plate prohibit your camera from accidentally slipping out of the quick release adapter (easy to remove with hex wrench if desired). Also features 3-screw-position top plate.
• Screw size: 1/4 inch for camera; 3/8 inch for tripods. Also includes 1/4"-20 / 3/8"-16 tripod adaptor piece.
• Weight: 0.875 lb. Working Height: 3.875 inch. 2 Spirit levels. Load Capacity: 20 lbs.

Fully multi-coated eyepiece

The SLV Series of eyepiece feature a hexagonal shaped eyepiece for adjusting to the most comfortable eye point for viewing. The SLV eyepieces with high grade Lanthanum glass, deliver remarkably clear and high constrast star images to the edge of the viewing circle. The lenses are fully multi-coated for high light transmission.

• Align and control your telescope wirelessly using your smartphone or tablet with Celestron’s exclusive, free SkyPortal app for iOS and Android devices.
• Tap any celestial object you see in the sky to identify it instantly. Tap again and your telescope slews to that object, centering it perfectly in the eyepiece.
• Explore 100,000+ objects in SkyPortal’s database. While you observe, view astroimages and listen to audio descriptions for hundreds of the most popular objects including the planets, Orion Nebula, Hercules Globular Star Cluster, and more.
• Sky Tour feature generates a list of all the best stars, galaxies and nebulae to view based on your exact time and location.
• WiFi module is compatible with all current Celestron computerized telescopes and select older models. Unit does not require batteries or external power.

• The Celestron SkyPortal app can only be used for telescope control when paired with the SkyPortal WiFi module.

Includes These Celestron Technologies

• Compact mini guide scope designed for use with astrophotography telescopes up to 1500mm focal length
• Mini 50mm guide scope with bright, wide-field optics puts numerous potential guide stars in view so you'll never have to search for one!
• Adjustable-aim dovetail guide scope bracket installs on virtually any astrophotography telescope quickly and easily
• Very small and compact autoguiding system adds hardly any weight to an astrophotography setup and can conveniently be stashed in an accessory case between uses
• Designed for use with Orion StarShoot AutoGuider (sold separately) and other similar small-chip CCD autoguiders

• 127mm Maksutov-Cassegrain optical tube
• Multi-purpose alt-azimuth mount
• Adjustable height aluminum tripod with 1.25-inch diameter legs
• 11-pound payload capacity
• SynScan GoTo telescope mount with 42,900+ object database
• Built-in Wi-Fi
• Controlled with SynScan Pro app for iOS and Android
• Freedom Find™ dual-encoder technology
• DC operation (batteries not included)

• See in Total Darkness: 7-level adjustable 3W 850nm IR illuminator allows you to spot targets up to 250m (820ft) away in pitch black.
• 4K Video & 36MP Photos: Capture the night in ultra-high definition. Anti-shake technology ensures crisp, blur-free footage.
• Massive 5000mAh Battery: Built-in rechargeable lithium battery provides up to 14 hours of continuous runtime. Type-C fast charging enabled.
• Large 3.2" HD Display: View your surroundings comfortably on a vibrant TFT screen with 15 brightness levels.
• 8X Digital Zoom: Get up close to wildlife without disturbing them. Ideal for hunting, camping, and patrol detection.

IR 850nm Pass Filter is suitable for IR sensitive cameras.

• Darkens the background during twilight.
• Imaging of bright planets, stars, and comets by day.
• Imaging of young stars in dust clouds and stellar nurseries.
• Filter thickness: 11mm.

• Unlock rock-solid stability and organized observing with the Celestron NexStar Evolution Tripod. Adjustable legs, durable stainless steel, and a spacious accessory tray elevate your stargazing experience.
• Take your NexStar Evolution to new heights with the Field Tripod! This portable powerhouse offers unshakeable support and a convenient gear tray, keeping your eyes on the skies and your essentials at hand.
• Transform your backyard into a cosmic observatory with the Celestron Stellar Observation Platform. Designed for the NexStar Evolution, this heavy-duty tripod offers unwavering support and organized storage for unforgettable celestial journeys.

• Our most compact, lightweight, and portable lithium power pack
• The built-in 12 volt regulating circuit Provides your telescope with up to 8 hours of consistent power at the proper voltage for optimum telescope performance
• Comes with a rapid charge USB port for fast-charging your electronic devices in the field
• Meets current FAA carry-on baggage regulations

• Fits telescopes with 1.25” focusers or visual backs, 90° viewing angle, best for observing objects overhead
• Accepts standard 1.25” eyepieces, Barlow lenses, and other accessories with a 1.25” insert barrel

أهم ما جاء في هذا العدد: جولة عبر 8 معالم قمريةأخاَذة تظهر ماضيه الطويل والمثير مرصد جديد لكشف المادة المعتمة. نصوير أعماق السماء من دون متتبع استوائي.  تتضمن جولة في ثمانية معالم قمرية خلابة زيارة واستكشاف مجموعة مختارة من المواقع المهمة والمثيرة للاهتمام على القمر. يمكن أن تشمل هذه المواقع الحفر والجبال والوديان وغيرها من الميزات ذات الأهمية التاريخية أو العلمية أو الثقافية. قد تعرض الجولة الماضي الطويل والمثير للقمر من خلال تسليط الضوء على القصص والأحداث التي شكلت تاريخه. يمكن أن يشمل ذلك أول هبوط بشري على سطح القمر بواسطة مهمة أبولو 11 في عام 1969 ، بالإضافة إلى