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Air-Spaced Achromatic Doublets
The achromatic lenses with large aperture are air-spaced. All the air-spaced achromatic doublets show exceptional performance and provided with mounts.When used for focusing or collimating, the convex lens or the smaller radius surface always faces the collimated light, while used to image, the convex lens must be adjacent to the object or image with longer distance.
Material: Optical glass (crown and flint)
Focal Length (f'): ±2%
Diameter (F): -0.10mm
Center Thickness (Tc): ±0.2mm
Centration: 3 arc minutes
Fringes: 1~5
Irregularity of Fringes: 0.1~0.5
Surface Quality: 20-10 scratch-dig
Coating: MgF2AR coated
Clear Aperture: 90% Φ
| DH-0407:Air-Spaced
Achromatic Doublets |
(All
dimensions are in mm unless otherwise specified.
Due to our strong technique, we can also supply custom components for your special requirements.)
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Catalog
No.
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Ø
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f'
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Ø'
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DH-040701
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50.0
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300.0
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66.0
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DH-040702
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75.0
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300.0
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96.0
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DH-040703
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100.0
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400.0
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124.0
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| All
rights Resevered: Changchun Deheng Optics Co.,Ltd ADD:5-9，Dongling
Nan Street,Changchun,Jilin,China Postal Code:130022
Tel:+86-431-5202975 Fax:+86-431-5202965
E-mail:info@dhoptics.com
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