Astromania 2" ED 2x Dual Power Telescope Barlow Lens - More aperture for your photography and observing
Most large telescopes have a 2” focuser. You can use this to your advantage by using a 2“ Barlow lens and discovering all the additional advantages this can offer.
About Astromania 2" ED 2x High-quality dual power Telescope Barlow Lens for Telescopes
The 2“diameter also allows you to insert your 2'' eyepieces into the Barlow, doubling their magnification. This saves the need to buy additional eyepieces. The large lens diameter also means you will notice no shadowing in the image.
FEATURES:
• Doubles the focal length of the telescope
• ED glass ele-ment to reduce colour aberrations
• 2" Barlow lens for 2" and 1.25" accessories
• Large lens diameter gives excellent illumination
• Safety groove to stop lens falling out
• 2" filter thread
• 1.25" reducing sleeve for attaching 1.25" accessories
• Astrophotography with The Barlow Lens
You can also use the Barlow lens for astrophotography. Especially for compact objects, sometimes more focal length is required in order for them to be seen at a reasonable size in the image. The big plus: There is also no shadowing apparent on small image format camera chips.
• Still More Possibilities
One does not always need the focal length to be doubled. It is also possible to use just one section of this Barlow lens in order to get a magnification factor of something like 1.5x. The lower Barlow ele-ment can simply be unscrewed and then screwed into any 2” eyepiece. This Barlow ele-ment is correctly threaded for this purpose. There is a 2“ filter thread provided on the lower part of the Barlow lens and on the reducer adapter for using your filters.
Compression Ring Built-in compression rings grip your eyepieces over a surface and not only at a point. This type of clamping provides your eyepieces with optimum protection from scratches or deep grooves.
Safety Groove Safety groove to prevent lens falling out, Avoid unnecessary drops, it's more convenient to use.
Ergonomically Designed Naturally, clear starry nights can be cold in summer. This often means there's no choice but to wrap up warmly. This Barlow lens has been designed with a high grip exterior to provide a good grip, meaning it‘s easy to handle securely even with gloves on.
ED Glass with A Green Multi-coating
The Astromania 2" Barlow lens provides a good image with high contrast. The use of ED glass means that visible colour aberrations are reduced to a minimum with the image appearing substantially sharper. In addition, all lens surfaces have been provided with a green multi-coating to reduce reflections.
More aperture for your photography and observing: The Astromania 2" Barlow lens provides a good image with high contrast. The use of ED glass means that visible colour aberrations are reduced to a minimum with the image appearing substantially sharper. In addition, all lens surfaces have been provided with a green multi-coating to reduce reflections.
Astrophotography with the Barlow lens: You can also use the Barlow lens for astrophotography. Especially for compact objects, sometimes more focal length is required in order for them to be seen at a reasonable size in the image. The big plus: There is also no shadowing apparent on small image format camera chips.
Larger diameter - more scope for your lenses: The 2" diameter also allows you to insert your 2" eyepieces into the Barlow, doubling their magnification. This saves the need to buy additional eyepieces. The large lens diameter also means you will notice no shadowing in the image.
Ergonomically designed: Naturally, clear starry nights can be cold in summer. This often means there is no choice but to wrap up warmly. This Barlow lens has been designed with a high grip exterior to provide a good grip, meaning that it is easy to handle securely even with gloves on.
Still more possibilities: One does not always need the focal length to be doubled. It is also possible to use just one section of this Barlow lens in order to get a magnification factor of something like 1.5x. The lower Barlow element can simply be unscrewed and then screwed into any 2" eyepiece. This Barlow element is correctly threaded for this purpose. There is a 2" filter thread provided on the lower part of the Barlow lens and on the reducer adapter for using your filters.