Lenses have many application ranging from the simple collection of the scaning of laser beams to precise imaging and image transfer.Plano-Convex Lenses are the best choice for focusing parallel rays of light to a single point.This lens can be used to focus, collect and collimate light. It is the most economical choice for demanding applications.
Atoptical Co.,Ltd. provides these lenses with the material of BK7, fused silica ,Si,Ge,CaF2,or other optical glass and crystal ect..
Specifications |
Normal |
High Precision |
Mfg.Limit |
Material : |
H-K9L |
H-K9L |
H-K9L |
Design Index : |
1.5168 |
1.5168 |
1.5168 |
Diameter Tolerance : |
+0/-0.1mm |
+0/-0.05mm |
+0/-0.01mm |
Thickness Tolerance : |
+/-0.1mm |
+/-0.05mm |
+/-0.01mm |
Focal Length Tolerance : |
+/-2% |
+/-1% |
+/-0.5% |
Centeration : |
3 arc min |
1 arc min |
30 arc sec |
Surface Quality : |
60-40 |
40-20 |
10-5 |
Surface Figure : |
3 lambda |
2 lambda |
1 lambda |
Surface Irregularity : |
1 lambda |
1/5 lambda 1 |
1/10 lambda |
Clear Aperture : |
>80% |
>90% |
100% |
Bevel : |
+/-0.2*45 degree |
+/-0.1*45 degree |
+/-0.05*45degree |
Other materials are also available.
AR coating is available apon request.