Posted by: Bubo Observatory
What’s this? A good zoom eyepiece? Well I never!
Alan is very critical in his reviews – if he gives it a thumbs up, rest assured it is indeed a good product.
https://astrogeartoday.com/price-and-quality-in-a-high-power-zoom-svbony-3mm-8mm-zoom-review/?fbclid=IwAR3t-tHD3Bsa2pq-3AmyKyJQcPyOpUf2mKTrgKNctgl04tJikWv8gvcqMTY
Price and Quality in a High-Power Zoom: SVBONY 3mm-8mm Zoom Review