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Diameter 40mm Focal length 120mm Achromatic Doublet lens
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Meorient Import & Export Co.LTD
China - Hangzhou
Trading Company
Trade Capacity
Export Percentage
Nearest Port
Hangzhou,Shanghai
Accepted Delivery Terms
Employees
5-10人
Accepted Payment Currency
USD,CNY
Average Lead Time
45 Day(s)
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Product Specifications
--Product Description
Diameter 40mm Focal length 120mm Achromatic Doublet lens
Achromatic Lenses consist of two or more elements, usually of crown and flint glass that have been corrected for chromatic aberration with respect to two selected wavelengths.
These lenses have considerably reduced not only chromatic aberration bust also spherical aberration and coma aberration. These are designed with respect to three wavelength 480nm, 546.1nm and 643.8nm. They are best used in replacing singlet where improved performance is required.
Specification:
| Material | BK7,ZF2/ZF5 optical glass |
| Dimension | 20mm 30mm 50+0/-0.15mm |
| Thickness | 3mm+0/-0.15mm |
| Centration | <3 arc min |
| Clear Aperture | >85% |
| Surface quality | 60-40 |
| Clear Aperture | >90% |
| Bevel | 0.2*45degree |
| Coating | AR,BBAR,MgF2 coating |
Positive Achromatic lenses
Negative achromatic lenses
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