Bresser Barlow Lens Extender - 2x, 31.7mm L35 75 Eyecups TwistUp eyecups Interpupilar

75 Eyecups TwistUp eyecups Interpupilar distance min

4 hours 8 minutes

2  LED with a lifespan of 50

45 mm / 100x – ca

This can be very useful when trying to get to photographic focus with some Newtonians and Solar Telescopes

Bresser Barlow Lens Extender - 2x, 31.7mm L35 75 Eyecups TwistUp eyecups InterpupilarBresser Barlow Lens Extender 2x, 31. 7mm With the usage of barlow lenses, you can extend the equivalent focal length of telescopes and hence increase the magnification of your observed targets. Subsequently, you can use lower power eyepieces in Barlows to act as much more powerful eyepieces, but retain the larger ocular size and more comfortable viewing that comes with lower power eyepiece designs. Due to their two lens design, these Barlow lenses