SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black

: SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black : Electronics. Adds 2" of extension;fits in 2" telescope focusers;and accepts 2" eyepieces or accessories 。 Extension tube provides extra focuser "back travel" often needed for short-range terrestrial viewing through a telescope;or for astrophotographic applications 。 Features two locking thumbscrews to secure any inserted astronomy accessory 。 Threaded for use with 2" eyepiece and astrophotography filters 。 Machined and anodized aluminum tube 。 Used this as a barrel extension to achieve prime focus using a refractor and a Camera with 2" T-ring adapter.。 This setup retains a field of view that maximizes the capabilities of the camera full-frame CCD. 。Worked great, got the eclipse pics drove out Provides an adequate 2" of focal length to refractors built for star diagonals.。 It is also useful with fast reflectors to bring near Earth-based items into focus, for such tasks as calibrating the finder.。 Provides an adequate 2" of focal length to refractors built for star diagonals. 。It is also useful with fast reflectors to bring near Earth-based items into focus, for such tasks as calibrating the finder。 Just the thing when you need to add a little length to the light path on your telescope. It is well made of metal construction.。 It uses a brass compression ring to hold your eyepieces or accessories securely and help minimize any marking of your eyepiece 'nose'. It is threaded for filters. Features:。 The adapter will use to extend the length of the eyepiece or other telescope accessories。 Made from high quality solid aluminum, anodized-black。 Total length approx 5mm。 Package Includes:。 x 2" Telescope Eyepiece Extender with Protective Ring 。 。 。

SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black
SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black
SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black
SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black
SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black

 

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SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black

SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black,Extension Tube with Protective Ring Anodized Black SVBONY 2 inches Telescope Eyepiece,: SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black : Electronics, buy them safely Large online sales Both comfortable and chic excellent customer service and fast shipping. Telescope Eyepiece Extension Tube with Protective Ring Anodized Black SVBONY 2 inches.

SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black
SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black
SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black

SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black



SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black


: SVBONY 2 inches Telescope Eyepiece Extension Tube with Protective Ring Anodized Black : Electronics, buy them safely Large online sales Both comfortable and chic excellent customer service and fast shipping.