Check the listing for details. BP440-25.5 27 narrow bandpass filter optical interference filter 10nm OD5 T﹥90%. Condition: New. Listed at 59.00 USD. 440nm narrow bandpass filter optical interference filter Half bandwidth=10nm OD5 T﹥90% 200-1100nm BP440-10 Product：BP440-10 narrow band filter Center wavelength：440nm(+/-2nm) Half height width: 10nm(+/-2nm) Cut-off depth≥OD5@200-1100nm peak transmittance> 90%. FILTER SIZE: D12.7*6, D25.4*6, M25.4 C-MOUNT, M25*P0.5,M25*P0.75, M25.5*P0.5, M27*P0.5,M27*P0.75, M28*P0.5,M28.5*P0.6,M30*P0.5,M30.5*P0.5, M34*P0.5,M35.5*P0.5, M37*P0.5, M37*P0.75,M39*P0.5, M40.5*P0.5, M40.5*P0.75,M42*P0.75,M43*P0.75, M46*P0.75, M48*P0.75,M49*P0.75, M52*P0.75,M55*P0.75,M58*P0.75,M62*P0.75 Product optical parameters: allow 440nm as the center of light transmission,Other bands of light are reflected (not through glass). Applicable to: precision optical instrument, optical system, laser, camera, camera lens, visual imaging, biomedical, microscope and other fields. Features: The film layer is firm and even , the original film is dust-free packaging. Package Included: 1 x Narrowband Filter Size Payment: 1.We only accept payments from PayPal and all major credit cards accepted by Paypal.For payment issues, please contact us first. 2.We are not responsible for any custom duty or import tax. 3.We will leave POSITIVE FEEDBACK after receiving the payment. Please contact us if you are not satisfied with the item after receive it.We will reply to you as soon as possible. Shipping: 1. Items will be shipped within 2-4business days on payment received. 2. If you want to buy more than the "available quantity", please contact us. 3. We ship it from China, please understand the time it will take for international transportation.Delivery time depends on destination and other factors, it may takes up to 25 business days. 4.If you have any questions, please contact us directly.