ISP-TILK-18-1 LWIR 18mm F/1 Thermal Imaging Lens Kit White Paper PARAMETER VALUE NOTES Main Sub OPTICAL Focal Length / F# 18 / F1 Nominal values Detector (FPA) type / size Up to 388x 284 pixels x 25 u Up to 13.6 mm diagonal or 640 x 480 pixels x 17 u Average Transmission 96% or 88% Depends on front surface coating (AR or DLC) Spectral Range 8-12 microns FOV (deg) 29.8 (H) x 22.6 (V) For 9.6 x 7.2 mm detector size Optical Coating High efficiency AR coating Front element with DLC upon request Optical Total Lens Track Length Approx. 40 mm Nominal Optical Back Focal Length Approx. 17.63 mm Nominal to FPA with 1 mm Ge cover glass Minimum Working Distance 1 meter +/- 0.15 mm shift of module required OPTICAL LAYOUT AND PERFORMANCE
MECHANICAL LAYOUT 17.64mm for 1 mm cover glass 16.86mm in air (Focal Plane Array) Weight of Optical Elements Approx. 13 grams Nominal Operating Temperature Range -20 º C to + 50 º C ISP OPTICS Corporation, USA 50 South Buckhout Street, Irvington, New York 10533, USA Tel: +1 914 5913070, sales@ispoptics.com
ISP-TILK-25-1 LWIR 25mm F/1 Thermal Imaging Lens Kit White Paper PARAMETER VALUE NOTES Main Sub OPTICAL Focal Length / F# 25 / F1 Nominal values Detector (FPA) type / size Up to 388x 284 pixels x 25 u Up to 13.6 mm diagonal or 640 x 480 pixels x 17 u Average Transmission 96% or 88% Depends on front surface coating (AR or DLC) Spectral Range 8-12 microns FOV (deg) 21.7 (H) x 16.4 (V) For 9.6 x 7.2 mm detector size Optical Coating High efficiency AR coating Front element with DLC upon request Optical Total Lens Track Length Approx. 47.3 mm Nominal Optical Back Focal Length Approx. 19.43 mm Nominal to FPA with 1 mm Ge cover glass Minimum Working Distance 2 meters +/- 0.2 mm shift of module required OPTICAL LAYOUT AND PERFORMANCE
MECHANICAL LAYOUT (Focal Plane Array) 19.44 for 1 mm cover glass Weight of Optical Elements Approx. 24 grams Nominal value Operating Temperature Range -20 º C to + 50 º C ISP OPTICS Corporation, USA 50 South Buckhout Street, Irvington, New York 10533, USA Tel: +1 914 5913070, sales@ispoptics.com
ISP-TILK-35-1 LWIR 35mm F/1 Thermal Imaging Lens Kit White Paper PARAMETER VALUE NOTES Main Sub OPTICAL Focal Length / F# 35 / F1 Nominal values Detector (FPA) type / size Up to 388x 284 pixels x 25 u Up to 13.6 mm diagonal or 640 x 480 pixels x 17 u Average Transmission 96% or 88% Depends on front surface coating (AR or DLC) Spectral Range 8-12 microns FOV (deg) 15.6 (H) x 11.74 (V) For 9.6 x 7.2 mm detector size Optical Coatings High efficiency AR coating Front element DLC upon request Optical Total Lens Track Length Approx. 60.5 mm Nominal Optical Back Focal Length Approx. 24.88 mm Nominal to FPA having 1mm of Ge cover glass Minimum Working Distance 3 meters +/- 0.3 mm shift of module required OPTICAL LAYOUT AND PERFORMANCE
MECHANICAL LAYOUT (Focal Plane Array) 24.99 for 1 mm cover glass Weight of Optical Elements Approx 34 grams Nominal Value Operating Temperature Range - 20º C to + 50º C ISP OPTICS Corporation, USA 50 South Buckhout Street, Irvington, New York 10533, USA Tel: +1 914 5913070, sales@ispoptics.com
ISP-TILK-35-1 LWIR 35mm F/1 Thermal Imaging Lens Kit White Paper PARAMETER VALUE NOTES Main Sub OPTICAL Focal Length / F# 35 / F1 Nominal values Detector (FPA) type / size Up to 388x 284 pixels x 25 u Up to 13.6 mm diagonal or 640 x 480 pixels x 17 u Average Transmission 96% or 88% Depends on front surface coating (AR or DLC) Spectral Range 8-12 microns FOV (deg) 15.6 (H) x 11.74 (V) For 9.6 x 7.2 mm detector size Optical Coatings High efficiency AR coating Front element DLC upon request Optical Total Lens Track Length Approx. 60.5 mm Nominal Optical Back Focal Length Approx. 24.88 mm Nominal to FPA having 1mm of Ge cover glass Minimum Working Distance 3 meters +/- 0.3 mm shift of module required OPTICAL LAYOUT AND PERFORMANCE
MECHANICAL LAYOUT (Focal Plane Array) 24.99 for 1 mm cover glass Weight of Optical Elements Approx 34 grams Nominal Value Operating Temperature Range - 20º C to + 50º C ISP OPTICS Corporation, USA 50 South Buckhout Street, Irvington, New York 10533, USA Tel: +1 914 5913070, sales@ispoptics.com
ISP-TILK-35-12 LWIR 35mm F/1.2 Thermal Imaging Lens Kit White Paper PARAMETER VALUE NOTES Main Sub OPTICAL Focal Length / F# 35 / F1.2 Nominal values Detector (FPA) type / size Up to 388x 284 pixels x 25 u Up to 13.6 mm diagonal or 640 x 480 pixels x 17 u Average Transmission 96% or 88% Depends on front surface coating (AR or DLC) Spectral Range 8-12 microns FOV (deg) 15.6 (H) x 11.74 (V) For 9.6 x 7.2 mm detector size Optical Coatings High efficiency AR coating Front element with DLC upon request Optical Total Lens Track Length Approx. 57.8 mm Nominal Optical Back Focal Length Approx. 27.0 mm Nominal to FPA with 1mm Ge cover glass Minimum Focus Distance 3 meters +/- 0.3 mm shift of module required OPTICAL LAYOUT AND PERFORMANCE
MECHANICAL LAYOUT (Focal Plane Array) 27.05 for 1 mm cover glass Weight of Optical Elements Approx. 23 grams Nominal Value Operating Temperature Range - 20 º C to + 50 º C ISP OPTICS Corporation, USA 50 South Buckhout Street, Irvington, New York 10533, USA Tel: +1 914 5913070, sales@ispoptics.com
ISP-TILK-50-12 LWIR 50mm F/1.2 Thermal Imaging Lens Kit White Paper PARAMETER VALUE NOTES Main Sub OPTICAL Focal Length / F# 50 / F1.2 Nominal values Detector (FPA) type / size Up to 388 x 284 pixels x 25 u Up to 13.6 mm diagonal or 640 x 480 pixels x 17 u Average Transmission 96% or 88% Depends on front surface coating (AR or DLC) Spectral Range 8-12 microns FOV (deg) 10.9 (H) x 8.2 (V) For 9.6 x 7.2 mm detector size Optical Coating High efficiency AR coating Front element with DLC upon request Optical Total Lens Track Length Approx 67.8 mm Nominal Optical Back Focal Length Approx 17.05 mm Nominal to FPA with 1mm Ge cover glass Minimum Working Distance 5 meters +/- 0.75 mm shift of module required OPTICAL LAYOUT AND PERFORMANCE
MECHANICAL LAYOUT (Focal Plane Array) 17.05 for 1 mm cover glass Weight of Optical Elements Approx 36 grams Nominal value Operating Temperature Range - 20º C to + 50º C ISP OPTICS Corporation, USA 50 South Buckhout Street, Irvington, New York 10533, USA Tel: +1 914 5913070, sales@ispoptics.com