Information

Optional Accessories

P/N: 55901-0102

T197914; IR lens, f=41.3 mm with case (15°)

General description

The 15° lens is a popular lens accessory and provides 1.7× magnification compared to the standard lens. Ideal for small

or distant targets such as overhead power lines.

Technical data

Field of view (FOV) 15° x 11° (19° diagonally)

Minimum focus distance 500 mm (19.69 in.)

Focal length 41.3 mm (1.63 in.)

Spatial resolution (IFOV) 0.41 mrad

Lens identification Automatic

F-number 1.0

Number of lenses 3 (3 asph)

MTF @ 70% of FOV Normal requirements (52%)

Distortion 3%

Weight 0.190 kg (0.419 lb.)

Size (L × D) 47 × 67 mm (1.85 × 2.64 in.)

Front lens diameter 52 mm (2.05 in.)

Scope of delivery

• Lens

• Lens case

• Front lens cap

• Rear lens cap

v1.03

T197922; IR lens, f=24.6 mm with case (25°)

General description

The standard 25° lens is suitable for the majority of applications.

Technical data

Field of view (FOV) 25° x 19° (31° diagonally)

Minimum focus distance 250 mm (9.84 in.)

Focal length 24.6 mm (0.97 in.)

Spatial resolution (IFOV) 0.69 mrad

Lens identification Automatic

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