Review Article

From Spheric to Aspheric Solid Polymer Lenses: A Review

Table 1

The comparison of lens specifications in relevant literature.

ReferenceLens typeTuning conceptD (mm)nfSpot size

[18]Plane-convexElectrostatic force1.4 mm1.67 (SU-8)1.525 mm0.778 um (for 632.8 nm)
[19]Hybrid aspheric lensHybrid, electrostatic force0.92 mm1.53 (BK7); 1.58 (NOA-63)0.385 mm0.504 um (for 405 nm)
[20]BiconvexThermal energy, electrostatic force1.14 mm1.53 (COC)4.97 mm0.588 um (for 405 nm)
[21]Polymer Plane-convexHot embossing1 mm1.53 (COC)X0.98 um (for 405 nm)