Guaranteed High-Performance Industrial 3m Bonding Tapes. Call For Expert Advice,. The UK's Leading Industrial Tape Suppliers. Fast Delivery. Free Samples & Buyers Guide. Timing Is Everything, Click & Collect In As Little As 1 Minute. 3M At Trade Prices. Free Delivery - Click & Collect - Free Returns. Des milliers de produits : lisez les avis des clients et trouvez les meilleurs vendeurs. Petits prix sur optical cable. Livraison gratuite (voir cond.). Everything You Love On eBay. Check Out Great Products On eBay. Great Prices On Optical -cable. Find It On eBay. 12 juin 2008 · Target is to experiment building of a black body source. Since 3M black velvet coating 9560 series optical black seems to be NLA, I'm searching for something else. E. Diez on a previous message told that ZYNOLYTE Hi-Temp paint is used by most IR source manufacturers, and have an emissivity of 0.99. 8 mars 1999 · Hi, I'm looking for a replacement for (or equivalent to) 3M's Nextel Black. Velvet Coating - the spray paint that's used inside optical systems to cut. down on stray light reflection. Thanks!. Large sélection de produits high-tech. Livraison gratuite (voir cond). Bonnes affaires sur les optical 3m dans photo et caméscopes sur Amazon. Free Shipping Available. Buy Optical -cable on eBay. Money Back Guarantee!. Nextel Velvet Black Coating 811-21 was applied to the sample plates. Nextel Velvet Black Nextel Velvet Black Coating 811-21 will be identified to as “Nextel Velvet Black” within this paper. 1 févr. 2007 · The diffuse and regular reflectances of five optically absorbing coatings frequently used in optical systems, were measured over the 0.32–14.3μm wavelength range, before and after exposure to. It is 3m Black Velvet 9560 optical black. Emissivity is 1.00. Perfect for black bodies. Alternatives are: 3M ALEXIT Velvet coating 811-21 emissivity 0.97 for use up to 150C. Krylon ultra flat black emissivity 0.97 up to 100C. It's no good above 100C though. Fraser «. Optical-black baffle coatings become quite reflective in the far-infrared {FIR}. Further, a very effective2 visible and near-IR coating, 3M Black Velvet {Nextel}, has been permanently removed from production by its manufacturer. Hence this study was undertaken to identify promising components for a new IR-opaque telescope coat­. Choose Your Favourite From Our Pre-Selected Shades Or Match And Mix Your Own. Black Paint Is A Blank Slate And Doesn’t Have To Be Confident And Dramatic. 8 mars 1999 · > > I'm looking for a replacement for (or equivalent to) 3M's Nextel Black > > Velvet Coating - the spray paint that's used inside optical systems to cut > > down on stray light reflection. > > > >. As an alternative please use NEXTEL Suede Coating 3101, 90FH black. Application on NEXTEL Primer 5523 – 7525 anthracite. Small parts can be painted with a brush. For better surface appearance and quality use a spray-gun. Hardener: not needed; Thinner: NEXTEL-Thinner 8061 (for small parts) NEXTEL-Thinner 901-68 (for large or complex parts). 9 févr. 2005 · to 3M Nextel Black Velvet paint. 3M has a Nextel trademark line, but not paint, rather fabric and other coverings. Is the paint still available, and under what name, and from what source?. NEXTEL Velvet Coating 811-21 is a pure black coating for low reflection and high emissivity. It reduces irritating reflection, increases measurement accuracy creates an light absorbing effects. For requirements on the surface as temperature and humidity, better choose the alternative Suede Coating 3101. NEXTEL Velvet Coating 811-21 – 9218 black. € 115,73 – € 1.138,30 excl. VAT/exkl. MWSt. Color: 9218 – black. Appearance: Black coating for lowest reflection, glare-free finish. The sprayed surface absorbs up to 98% of the incoming light. Perfect coating to reduce irritating reflection and increase measurement accuracy or just to create. Nextel velvet coating 811-21. Choose your suitable system and improve your performance and measurements. NEXTEL Velvet Coating 811-21 is a pure black coating for low reflection and high emissivity. It reduces irritating reflection, increases measurement accuracy creates an light absorbing effects. The use of NEXTEL Primer 5523 ist advisable on difficult surfaces, such as aluminium, and to improve adhesion, mechanical resistance and corrosion protection. Trade Names and Packaging Material Trade name Container size [net] Base material NEXTEL Velvet-Coating 811-21 1 l, 10 l Thinner NEXTEL Verdünner 8061 1 l, 5 l, 25 l.