- Phone
-
Address
Room 1315, Silver Zun, Zunbao Building, Jianggan District, Hangzhou City, Zhejiang Province
Product Categories
Qiulai Technology Co., Ltd
KL12-002-003 K9 Double convex lens
NegotiableUpdate on 02/23
- Model
- Nature of the Manufacturer
- Producers
- Product Category
- Place of Origin
Overview
Diameter: 2mm; Focal length: 2.5mm
Product Details
overview
Material: Fine annealed K9 optical glass
Design wavelength: 587.6nm
Diameter error:+ 0.0/-0.1mm
Center thickness error: ± 0.2mm
Irregular surface shape: wavelength/4 @ 632.8nm
Focal length error (EFL): ± 2%
Lens centering error: 3 points
Surface smoothness: 3-4 levels
Inverted edge: 0.2mmX45 °
Coating: see coating list
specifications
| Back focus BFL (mm) | 1.96 |
|---|---|
| Diameter Dia (mm) | 2 |
| Center thickness CT (mm) | 1.46 |
| R1=-R2（mm） | 2.3 |
| Focal length EFL (mm) | 2.5 |
| drawing |
|
| Edge thickness ET (mm) | 1 |
