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Topins Thermal Microscope Lens

TOPINS provides customized IR lens modules with optical and optomechanical design technology for measurement of thermal distribution for small devices such as microscopes.

Lens ModelTICA-L640-10TICA-L640-20
Focal Length23.97mm60.27mm
Focus Range18 mm, fixed18 mm, fixed
Pixel Number 640 x 480 pixels640 x 480 pixels
F/#1.21.2
Average Transmission (7.5-13.0 µm)85% (including objective lens DLC coating)85% including objective lens DLC coating
FOV: Object Size6.40 mm x 4.80 mm (640 x 480 pixels, 17 µm pitch)12.80 mm x 9.60 mm (640 x 480 pixels, 17 µm pitch)
Resolution10 µm20 µm
Back Focal Distance12 mm (Including window thickness 1mm)23.4 mm
Dimensions50 x 50 x 100.0 mm50 x 50 x 100.0 mm
Operating Temperature-35°C to +55°C-35°C to +55°C
Storage Temperature-40°C to +85°C-40°C to +85°C
External CoatingHigh durabilityHigh durability