| 住所 | 〒- China |
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| 最終更新日：2023年02月20日 |
Hi-York Optical Technology (Suzhou) Co., Ltd.
Hi-York Optical Technology (Suzhou) Co., Ltd. 取り扱い製品
H-alpha（3nm-7nm）
Parameter
Central wavelength: 656nm
Half bandwidth: 7nm
Peak transmittance: T-peak<85%
Cut off range: 300-1100nm
Cut off depth: OD2-OD7 (customizable)
Fineness: 60/40
Shape: λ/ 4
Parallelism: 30 seconds
SII（3nm-7nm）
Parameter
Filter substrate: optical glass
Filter thickness: 2 inches×1.85mm;
Bandwidth: 3nm
Cut off depth: OD6-OD7 (customizable)
Fineness: 60/40
Shape: λ/ 4
Parallelism: 30 seconds
OIII（3nm-7nm）
Parameter
0°incidence
Central wavelength: 505+/- 5nm
Bandwidth: 25nm
Cut off range: 400nm-750nm
Cut off depth: OD6-OD7 (customizable)
Transmittance: T-peak>90%
LRGB
Parameter
Peak transmittance: T-peak>95%
Cut off range: 300-1050nm
Cut off depth: OD6-OD7(customizable)
Fineness: 60/40
Shape: λ/ 4
Parallelism: 30 seconds
Duo-band（3nm-7nm）
Parameter
Transmittance: (486.1nm, 496nm, 501nm) O-III>90%, (656.3nm) Ha>80%
Cut off range: 200-460nm, 544-630nm, 680-1000nm
Cut off depth: OD5 Tmax<0.2% Tave<0.1%
Thickness: 1.85mm
Shape: λ/ 4
Glass material: Schott B270
Fineness: 60/40 (American standard MIL-O-13830)
Material: The filter frame is made of high-quality aviation aluminum, precision CNC integrated molding.
Process: fine sand blasting and anodic treatment;extinction treatment to the frame
Polishing: optical high-precision double-sided polishing, ensuring parallelism is higher than 30 ""and shape is 1/4 λ to control halo