Telescope Dew Shields - (Various sizes) Telescope Aperture Size:(215 - 260mm) Weight: 700g

Weight: 700g

It cannot be used on Newtonian reflectors due to the light path length

only cameras with a very sort distance to the sensor can be used for photography

Primary mirror made of special glass with low thermal expansion

Telescope connection: M54x0

Telescope Dew Shields - (Various sizes) Telescope Aperture Size:(215 - 260mm) Weight: 700gGlass surfaces such as telescope lenses pointing to the clear sky are prone to having dew forming on the lens during the night especially if its humid. They also tend to capture stray light, which reduces the contrast of the target. As many astronomers and astrophotographers have experienced, on clear nights, dew is often a real problem and if it forms on your lens it can render your nights observing session over. After only a very short time, the