Sidara Pro 102 focusers the tumbler can turn rough-edged

the tumbler can turn rough-edged rocks into smooth shiny stones showcasing intriguing colors and patterns

Fully EMD-Coated on all air-to-air lens surfaces

Featuring an air-spaced triplet optical design that virtually eliminates chromatic aberrations

The device turns the 102 mm telescopes

Its generous inner diameter of 41

Sidara Pro 102 focusers the tumbler can turn rough-edgedThis Sidara package pairs a 102mm refractor with a GoTo mount to create a versatile and guided observing system. It is designed for users who want both performance and ease of use. The 102mm aperture gathers a strong amount of light, improving visibility of deep sky objects while maintaining clarity for planetary observation. The focal length provides a balanced field of view that supports a wide range of targets. The GoTo mount simplifies the