Alstar 2-Inch Telescope Eyepiece Extension Tube Adapter -

Alstar 2-Inch Telescope Eyepiece Extension Tube Adapter - Optical Length 80mm - with Standand 2-Inch Filter Threads
- Alstar 2-Inch Telescope Eyepiece Extension Tube Adapter provide extra focuser back travel sometimes needed to achieve focus with certain eyepiece or telescope combinations. More back travel is often needed for short-range terrestrial viewing or with use of a field flattener, coma corrector, or focal reducer lens. Extension tube provides extra focuser "back travel" often needed for short-range terrestrial viewing through a telescope, or for astrophotographic applications.
- 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; with a brass compression insh to prevent the marring of your telescope accessories
- Machined of high quality aluminum and anodized black; resistant for long time use
- Fits in 2 inch telescope focusers and accepts 2 inch eyepieces or accessories; Threaded for use with standand 2 inch astrophotography filters
Alstar 2-Inch Telescope Eyepiece Extension Tube Adapter provide extra focuser back travel sometimes needed to achieve focus with certain eyepiece or telescope combinations. More back travel is often needed for short-range terrestrial viewing or with use of a field flattener, coma corrector, or focal reducer lens. Extension tube provides extra focuser "back travel" often needed for short-range terrestrial viewing through a telescope, or for astrophotographic applications. Fits in 2" telescope focusers, and accepts 2" eyepieces or accessories. Features two locking thumbscrews to secure any inserted astronomy accessory, with a brass compression insh to prevent the marring of your telescope accessories. Machined of high quality aluminum and anodized black, durable for long time use.
Country USA
Brand A ALSTAR
Manufacturer Alstar
Binding Electronics
ItemPartNumber SKU_AM_ETA280A
Model SKU_AM_ETA280A
Warranty 2 Year
Size 2 Inch 80MM
UnitCount 1
EANs 6970019291840
ReleaseDate 0000-00-00

Country	USA
Brand	A ALSTAR
Manufacturer	Alstar
Binding	Electronics
ItemPartNumber	SKU_AM_ETA280A
Model	SKU_AM_ETA280A
Warranty	2 Year
Size	2 Inch 80MM
UnitCount	1
EANs	6970019291840
ReleaseDate	0000-00-00

Alstar 2-Inch Telescope Eyepiece Extension Tube Adapter - Optical Length 80mm - with Standand 2-Inch Filter Threads

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