客服專線
聯(lián)系人:客服部
聯(lián)系電話:400-800-4032
傳真號碼:010-60218061
Email:wang@bj-lab.com
銷售部
聯(lián)系人:銷售經(jīng)理聯(lián)系電話:010-58447318
移動電話:400-800-4032
Email:ben.zhang@bj-lab.com
Lighter Eyepiece Assembly:
EFL:25.1mm+/-0.5mm;
Exit pupil diameter≥14mm on axis;
Exit pupil distance:25mm;
Field of view ≥40°(for 17.5mm image format)
M.T.F at 30lp/mm≥86% on axis
Distortion:-5.5% (at semi-field angle of 20°)
Immersion:20 meters for not less than 2 hours
Weight≦ 50 grams
Lighter Objective Assembly:
EFL:25.1mm+/-0.5mm;
F-Number≤1.23;
Field of view ≥40°(for 17.5mm image format)
- T.F at 70lp/mm≥43% on axis
Distortion:-4.7% (at semi-field angle of 20°)
Immersion:20 meters for not less than 2 hours
Weight≦41 grams
Eyepiece and Objective Assembly
Distortion:<1%,+/-0.5% at semi-field angle of 20°;
Resolution:adapted to high resolution three generation image intensifier;
Magnification:1×
Diopter focus:+2 to -6
Field of view ≥40°;
