| Model: | - |
|---|---|
| Brand: | - |
| Origin: | Made In China |
| Category: | Electronics & Electricity / Electronic Instrument / Optical Lens & Instrument |
| Label: | bk7 , lens , lenses |
| Price: |
US $6
/ pc
|
| Min. Order: | 1 pc |
| Live Chat: | Last Online:17 Sep, 2017 |
Deln optics makes a lot of optical lenses,The surface polishing quality and coating of these lenses are excellent.
Stock! Quick delivery!
|
Specifications |
|
|
Material |
N-BK7 (Grade A) |
|
Tolerance |
+0.00/-0.10 mm |
|
Design Wavelength |
587.6 nm |
|
Surface Quality |
40-20 Scratch-Dig |
|
Plano Surface Flatness |
λ/2 |
|
Spherical Surface Powerb |
3λ/2 |
|
Centration |
≤3 arcmin |
|
Clear Aperture |
>90% of Diameter |
|
Focal Length Tolerance |
±1% |
|
Ø6.0 mm N-BK7 Plano-Convex Lenses (Uncoated) |
||||||
|
Stock No. |
Focal Length |
Radius of Curvature |
Center Thickness |
Edge Thickness |
Back Focal Length |
Price |
|
(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
(USD) |
|
|
LA01-060008 |
8 |
4.15 |
3.3 |
2 |
5.8 |
6 |
|
Ø12.7 mm N-BK7 Plano-Convex Lenses (Uncoated) |
||||||
|
Stock No. |
Focal Length |
Radius of Curvature |
Center Thickness |
Edge Thickness |
Back Focal Length |
Price |
|
(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
(USD) |
|
|
LA01-120015 |
15 |
7.7 |
5.1 |
1.8 |
11.6 |
6 |
|
LA01-120020 |
20 |
10.3 |
4 |
1.8 |
17.3 |
6 |
|
LA01-120025 |
25 |
12.9 |
3.5 |
1.8 |
22.6 |
6 |
|
LA01-120030 |
30 |
15.5 |
3.2 |
1.8 |
27.8 |
6 |
|
LA01-120040 |
40 |
20.6 |
2.8 |
1.8 |
38 |
6 |
|
LA01-120050 |
50 |
25.8 |
2.6 |
1.8 |
48.1 |
6 |
|
LA01-120100 |
100 |
51.5 |
2.2 |
1.8 |
98.2 |
6 |
|
Ø25.4 mm N-BK7 Plano-Convex Lenses (Uncoated) |
||||||
|
Stock No. |
Focal Length |
Radius of Curvature |
Center Thickness |
Edge Thickness |
Back Focal Length |
Price |
|
(mm) |
(mm) |
(mm) |
(mm) |
(mm) |
(USD) |
|
|
LA01-250025 |
25.4 |
13.1 |
11.7 |
1.8 |
17.6 |
10 |