กันรอยสำหรับ Nexus 7 (2013) (แบบใส)

• Shield and Protect your screen from unwanted scratches
• Clear, Ultra thin and Durable.
• Anti-Scratch, Anti-Dust
• Non-adhesive backing,will not leave sticky residue
• Can be cleaned with water and used repeatedly
• Quickly and Easily adhere directly to your screen
• Sized to fit your touchscreen
• Free Micro Cleaning Cloth

NOTE: Please do not perform installation in a dusty environment.

A Vixen style dovetail plate adapter designed for the iOptron SkyTracker^TM camera mount. It also fits all iOptron mounts, as well as, other popular mounts.

เลนส์ใกล้ตากล้องจุลทรรศน์ Levenhuk Rainbow WF16x Eyepiece 69419

• เพิ่มอัตราขยายให้กล้องจุลทรรศน์ของคุณด้วยเลนส์ใกล้ตา WF16x นี้
• ขนาดขอบมาตรฐาน - เส้นผ่าศูนย์กลาง 23.2mm (0.913"). ใช้ได้กับกล้องจุลทรรศน์สมัยใหม่ที่ขนาดขอบเดียวกัน
• ใช้เลนส์คุณภาพสูง ส่งผ่านแสงได้ดี ให้ภาพที่สว่างและใส การออกแบบ WF ให้ภาพที่กว้าง ดูสบายตา
• Shipping weight: 0 lb (0.02 kg)
• Package size (LxWxH): 1.0×2.8×2.0 in (2.5×7×5 cm)
• แบรนคุณภาพจาก USA

New Holder Ring for ASI Cooled Cameras(90mm diameter)

SVbony SV170 10-30mm Zoom Eyepiece สำหรับกล้องดูดาวขนาดฟอกัสเซอร์ 1.25"ทุกรุ่น

• Super-wide-angle 1.25'' zoom eyepiece 10-30mm provide a variety of viewing magnification powers
• Change magnification power without swapping out eyepieces
• Long eye relief 17-18.5mm allows use even with eyeglass, enjoy entire filed of view without removing glasses
• Sleek black barrel with safety undercut to reduce the possibility of eyepiece slipping out of focuser/diagonals
• Blackened lens edges and anti-reflection threads provide maximum contrast
• Suitable for 1.25'' telescopes focusers, it can support any standard 1.25'' filters

GSO  T-thread spacer with locking rings, M42 Thread (FF267 / FF268)

• Adjustable extension from male T2 (M42 * 0.75) to female T2 (M42 * 0.75), with sliding counter ring. 
• Total length 16 mm, travel range 13 mm
• Particularly useful in setting the correct distance for astrophotographic elements (mainly cameras and guiders, OAG, projection connectors).

ฟิลเตอร์ลดแสงรบกวน SVBONY UHC Broadband Light Pollution Reduction Filter, 1.25"

• Designed to selectively reduce transmission of certain wavelengths of light;especially those produced by artificial light
• Cuts mercury vapor and both high and low pressure sodium vapor lights, unwanted natural light caused by neutral oxygen emission in our atmosphere
• Sky background is darker and contrast of emission nebulae are noticeably improved
• Perfect filter for viewing nebula from light polluted skies or for boosting the contrast of nebula from dark sky sites
• Can be used not only for celestial observations but also for astrophotography
• Great for city and suburban observations
• Standard filter thread for standard 1.25" eyepieces and other accessories
• Optical glass lens in aluminum frame. Comes in a sturdy transparent case

กล้องดูดาว Sky-Watcher Evostar 72ED Apo Refractor

• Doublet apochromatic optical design
• Two-element, air-spaced optical assembly minimizes false color
• 72mm aperture, 420mm focal length, f/5.8 focal ratio
• 2-inch dual-speed Crayford-style focuser
• Aluminum tube coated with glossy, black diamond metal-flake finish
• Included accessories: tube rings, a Vixen-style dovetail and a foam-lined aluminum case

Sky-Watcher MD-EQ5 single axis (R.A.) motor drive (with Hand Controller)

• Exclusively designed for Skywatcher EQ5 equatorial mount
• Require battery for operation (batteries not included)
• Lightweight user friendly designed for ultra fast application
• Provides multi-speed (1x, 2x and 8x) motor tracking of the R.A. axis
• Works well with any of our telescopes supplied with the EQ5 equatorial mount