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ZOOM LENS QUICK REFERENCE

Zoom RatioPart Number (Degrees)Focal LengthGeneral Drawing/DataTransmittance GraphNotes
9X 9X121 12.1 mm - 120.0 mm Compact lens with very good resolution, inherent boresight retention, and durability.
9X182 18.2 mm - 180.0 mm
9X242 24.2 mm - 240.0 mm
20X (A) 20XA600 6.0 mm - 121.0 mm Compact lens with very good resolution, inherent boresight retention, and durability.
20XA900 9.0 mm - 180.0 mm
20XA120 12.0 mm - 242.0 mm
20X (B) 20XB150 15.0 mm - 300.0 mm Very compact lens with very good resolution, inherent boresight retention, and durability.
20XB300 30.0 mm - 600.0 mm
28X 28X940 9.4 mm - 255.0 mm Long FL in a relatively compact package. Many thousands sold with excellent inherent traits.
28X141 14.1 mm - 382.50 mm
28X189 18.9 mm - 510.00 mm
30X 30X102 10.2 mm - 310.0 mm Long FL, large aperture, very good resolution, and modular mechanical design.
30X153 15.3 mm - 460.0 mm
30X204 20.4 mm - 620.0 mm
32X 32XA156 15.6mm - 500.0mm Superb resolution and long FL make it an excellent candidate for medium/long range surveillance.
32XA312 31.2mm - 1000.0mm
34X 34X102 10.2 mm - 350.0 mm Long FL, large aperture, very good resolution, and modular mechanical design.
34X153 15.3 mm - 520.0 mm
34X204 20.4 mm - 700.0 mm
59X 59X130 13.0 mm - 775.0 mm Fast, good resolution. Economy price! Excellent candidate for border surveillance.
59X195 19.5 mm - 1162.0 mm
59X260 26.0 mm - 1555.0 mm
63X 63X163 16.3 mm - 1028.0mm Superb resolution and long FL make it an excellent candidate for long range surveillance.
63X244 24.5 mm - 1542.0 mm
63X326 32.6 mm - 2056.0 mm