Certified Pre-Owned Explore FirstLight 127mm Mak-Cassegrain Telescope - Optical Tube Only 50-100 When using a focal extender

When using a focal extender to increase your magnification

and Newtonian reflectors from 114mm to an impressive 203mm

Filters for Direct Observation of the Sun

Made with an advanced impregnated polymer filter material

this focal extender adds some real versatility to your telescope accessory line-up

Certified Pre-Owned Explore FirstLight 127mm Mak-Cassegrain Telescope - Optical Tube Only 50-100 When using a focal extenderCertified Pre Owned Refurbished These Certified Pre Owned items including telescopes and accessories have been thoroughly inspected by the Explore Scientific Quality Control Team to ensure the item meets our high standard. The item is then repacked, often in a new box, and prepared for shipment. Generally these items come from one of three sources: returned, often in like new condition; traded in on another item; or new but has blemishes and marks.