Omegon Barlow Lens - Standard for Your Eyepiece Case
The Omegon Barlow lens increases the focal length of your telescope which offers you two different applications:
- increasing the magnification of your eyepiece
- webcam imaging
Increasing the magnification
The Omegon 2x/3x Barlow lens trebles the magnification when used together with an eyepiece. The 1.25" eyepiece is simply inserted into the Barlow lens and secured with the side locking screw. You then insert the complete assembly into the focuser. For example, if you normally get 20X magnification with your eyepiece, this is then increased to 40X with the . If you want to initially do without having to acquire a complete set of eyepieces, then this Barlow lens fits the bill.
Focal length and webcam
You increase the focal length of your telescope with the Omegon Barlow lens but also simultaneously increase the image scale of the object. When you first put a webcam designed for planet photography into a telescope you notice just how miniscule the planets are imaged. The Omegon Barlow lens increases the focal length, thereby increasing a planets image size. Only now you can you start to make out details on a planets disc. A must for planet imaging!
A lens that excels
The Omegon Barlow lens has an achromatic doublet which provides a good image to start with. In addition, green multi-coating then ensures the reduction of any unwanted reflections. Even at first glance one can see that this relatively inexpensive Barlow lens has been manufactured to a