Made in the 1800's. It shows some signs of prior use. See pictures for detailed sizes. Elements in very good condition. No scratches, no cleaning marks, no fungus, no haze, no separation.Image is clear and bright. See my other auctions for rare antique telescope lenses, eye-pieces/oculars, loose elements of lenses and eyepieces. For my other (collectible) items. Be sure to add me to your? And get a weekly up-date of my listings! Your items will always be packed professionally and I take the utmost care while doing so! _gsrx_vers_841 GS 7.0.16 (841). This item is in the category "Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Other Antique Science Equip". The seller is "wish-4-leica" and is located in this country: NL. This item can be shipped worldwide.