Svbony SV503 102F7 Telescope Refractor, ED Lens Achromatic OTA, Extra Low Dispersion, Dual Speed RAP Focuser, Telescope for Deep Sky Astrophotography and Visual Size Name:102mm the gel is not required

the gel is not required

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Svbony SV503 102F7 Telescope Refractor, ED Lens Achromatic OTA, Extra Low Dispersion, Dual Speed RAP Focuser, Telescope for Deep Sky Astrophotography and Visual Size Name:102mm the gel is not requiredBrand SVBONY Model name SV503 102F7 Optical tube length 853 Millimetres Eye piece lens description Barlow Objective lens diameter 102 Millimetres Telescope mount description Standard tripod interface Product dimensions 68D x 20. 5W x 24. 5H centimetres Focus type Manual Focus Power source Manual Operation Finderscope Reflex About this item Achromatic refractor; SFPL 51 ED lens; Lanthanum glass and spaced doublet lens structure ensure particularly true