Brand Name: NEEMOO
Type: UV Filter
Origin: Mainland China
Model Number: NM-0950-0055
Package: Yes
Surface Quality: AR Coating
Thickness: 0.55mm
To Fit: Sports camera, CCTV LENS, IP Camera, Camcorder, Camera, Camera Drone, Digital Camera, Film Camera
Mount Fitting: Drop-In
Wavelength: Dual band pass 650nm/850nm
Circular Size: 9.5mm
Filter Shape: Circular
Filter Color: Dichroic mirror
Product description
High-quality short-wave pass filter has the advantages of wide cut-off bandwidth, deep cut-off depth, high conversion steepness, and high transmittance. It can be widely used in fluorescence excitation spectrum measurement, Raman spectroscopy applications, spectral grouping applications, and astronomical observation applications, etc. It can also be widely used in imaging optical systems and machine vision system applications to eliminate interference light outside the available band. Improve imaging clarity and system sensitivity.
Optical index
Size(Dia.T.): 9.5mm x 0.55mm
Center wavelength: CWL 650nm + 850nm
Transmission band: 405~635nm / 825~875nm
Cut-off band: 680~800nm,900-1100nm
Material: UV Fused Silica
Transmission wavefront error: λ/4 @ 633 nm
Parallel difference: <30 arc seconds
Surface finish: 40-20
Diameter tolerance: +0.0/-0.1mm
Thickness: 0.3mm/0.55mm/0.7mm/1.1mm/2.0mm ±0.05mm
Center wavelength tolerance: ±1%
Transmittance T: Tavg>90%
Cut-off zone depth: OD4
Cut-off band steepness: <1%
Effective aperture: >90%
Incident angle: 0°
Package
Round Dia=9.5mm Thick-0.55mm IR 850NM Filter 50PCS
Shipping rates for orders shipped internationally
Standard Shipping from China/Hong Kong/Taiwan to worldwide.--- (Delivery time:11~35 Days )---(Some countries need more than 40 days)
If you need (2-5 days) Fast delivery, please select Express (EMS, FedEx, UPS, DHL). --- (need to pay freight)
Shipping
We ship within 1~2 business day once payment completed.
Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer&x27;s responsibility.
Please check with your country&x27;s customs office to determine what these additional costs will be prior to buying.
Please ensure address information with your payment, Please check your full name and full address (Post Code and phone number is very important for International delivery)
Shipping detail warning notes
If the product is contrary to local customs regulations.please think over again if you really want to buy it before purchase and buyers have the duty to custom clearance.
Russian Buyer should leave your full name or may put you in trouble.
Argent Buyer can only buy twice per year oversea and beyond 25 USD should pay 50% taxes
European Buyer need EORI Number Especially German.Please leave your EORI NO. when purchase ship in Express
Brazil Buyer need VAT Number when ship in Express
Saudi Arabia Buyer ship in Express need a copy file of the recipient of the valid identity (take a clear photo and upload it in leaving a note for me to print out) etc.