SVBONY SV158 2″ Extension Tube – 75 mm & 90 mm

SVBONY SV158 2″ Extension Tube – 75 mm & 90 mmSVBONY SV158 2 Extension Tube is designed to increase the optical path length in telescope systems where additional back focus is required. Available in 75 mm and 90 mm lengths, it provides a robust and reliable solution for achieving accurate focus in visual observing and astrophotography setups. Key Features Extended focusing range Adds fixed optical length to help achieve focus when the focuser travel alone is insufficient. Precision machined

ZWO ASI 294MC PRO has 14bit ADC and it can achieve 13 stops dynamic range which is a little better than ASI1600

Transmission is always perfect whether the receiver is below or above the waterline

DSLR users upgrading to a cooled astronomy camera: The improvement in cooling

This set includes high-quality accessories designed to optimize your binocular vision and comfort

WHAT YOU CAN DO WITH THE EAGLE CORE:

The one-piece X-shaped strut of the secondary mirror keeps a solid and unbreakable structure

If you’re moving on from a basic bundled eyepiece

By a certain positioning of these prisms you can counteract the effects of atmospheric dispersion

5 kg (excluding counterweights)

making it a versatile and powerful addition to any solar system

robust design and innovative optical system

7 to f/1:8 and about 85% of the maximum transmission at a f/1:1