1.professional manufacturer
2.high quality,competitive price & prompt delivery
3.used for optical instruments
4.best service
Port: shanghai
Minimum Order Quantity: 50 Piece/Pieces
Supply Ability: 100000 Piece/Pieces per Month
Payment Terms: L/C,T/T,Western Union
Contact SupplierPackaging Detail: Inside packing is foam an paper,Outside is wooden packing
Delivery Detail: about one week
1.material:ir optical glass(HWB760,HWB800,HWB830,HWB850,HWB900)
2.surface quality:0/0,40/20~80/50
3.surface accuracy:1/10 λ,1/4λ~2λ
4.thickness tolerance:±0.01mm~±0.02mm
5. depth of parallelism:5Arc second~1Arc Minute
6.processing scope:the thin thickness can be reached 0.2mm
7.coalting film
8.tempering
optical filter: UV filter, skylight filter, red filter, yellow filter, blue filter, green filter, orange filter, neutral grey filter, cyanine filter, violet filter, infrared filter etc. Specification: From 25 to M8
we can provide optical filter,color filter and guarantee the quality!
Optical filter is the kind of optical instrument which is used to choose the necessary radiation wave band! The classifications of optical filter are as follows:
1. Colorful optical filter. There are various kinds of colors for flat glass or bright film. The largest scale of radiation can be over 100 kilometers. It is widely used in the broad-band photometry instruments and phototropic visions. The advantage of this kind of colorful optical filter is the largest size. It can be made to any large size upon your request!
2. Film optical filter. It can be divided into film absorbing optical filter and film.