This is a 3D-printed lens hood for old lenses. It supports both 0.5mm and 0.7mm filter thread pitches. ・Included: Lens hood only Please read the following notes carefully before purchasing. ＊Compatible lenses (vignetting): Japanese L-mount lenses with a 40.5mm filter diameter, Contax Sonnar, Soviet-made Jupiter-3, etc. ・Nikkor 5cm f2 collapsible: No vignetting ・Topcor-S 5cm f2: No vignetting ・Topcor 5cm f2 (early version): No vignetting ・Carl Zeiss Jena - Sonnar 5cm f2 (nickel barrel): No vignetting ・Vignetting confirmation is for reference only. ・There are too many 40.5mm diameter lenses to check them all. ・Vignetting may occur even with confirmed lenses depending on the production lot. ・We will always check the fit before shipping. ・If the hood is a little tight, please try attaching it a few times. ・No returns or exchanges (NCNR), will be shipped in simple packaging. ・Lens hood only. ・Items other than those listed are not included. ・This is a 3D-printed product. ・Made of resin. ・The seams characteristic of 3D-printed products are randomly placed to make them less noticeable. If there are any noticeable protrusions on the surface of the hood, please polish them yourself. ・No price negotiations. Thank you. #lenshood #lenshood #lensaccessories #oldlens #3dprintedproducts #universal #405 #lensshade #zeiss #carlzeiss #sonnar #sonnar #jupiter3 #nikkor #nikkor #zeiss #leica #Leica #nikon #nikon #Lmount #L39 #LeicaLmount