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outdoor Telescope 20X80,big magnification

Model:20X80 25X100
Brand:-
Origin:-
Category:Security & Protection / Surveillance Equipment
Label:high power , telescope , binocular
Price: -
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Member Information

Detail

Yunnan Yuanjin Optical Co., Ltd.

Biz MemberYun Nan - China
Live Chat:
Last Online:07 Oct, 2023

Product Description

20X80 Telescope Technical parameter
Test items: Technical parameter
Lens magnification 20X
Entrance pupil Diameter φ80
Exit pupil diameter φ4
Exit pupil distance: 15.44
Field of view
Minimum focal length 25m
Relative brightness 16
Dusk index 40
Resolution ≤3.5″
Type of Prism Paul
Number of lens 4 sets 7 pieces
Focus system Separate adjusting
Focusing Lens Objective lens
Diopter range -5~+5SD
Eye-distance range  56~72mm 
Overall dimensions  
Weight 2665g
Overall dimensions 230x120x303
Composition  
Outer sheath yes
Stand screw yes
eyepieces cap yes
Nitrogen filling yes

Advantages:20X80 Telescope Technical parameter
Test items: Technical parameter
Lens magnification 20X
Entrance pupil Diameter φ80
Exit pupil diameter φ4
Exit pupil distance: 15.44
Field of view 3°
Minimum focal length 25m
Relative brightness 16
Dusk index 40
Resolution <3.5"
Type of Prism Paul
Number of lens 4 sets 7 pieces
Focus system Separate adjusting
Focusing Lens Objective lens
Diopter range -5~+5SD
Eye-distance range  56~72mm 
Overall dimensions  
Weight 2665g
Overall dimensions 230x120x303
Composition  
Outer sheath yes
Stand screw yes
eyepieces cap yes
Nitrogen filling yes

Product Image

outdoor  Telescope 20X80,big magnification 1
Img 1
outdoor  Telescope 20X80,big magnification 2
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outdoor  Telescope 20X80,big magnification 3
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outdoor  Telescope 20X80,big magnification 4
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Send Inquiry to this Member

Yunnan Yuanjin Optical Co., Ltd.

No. 1631 Kegao Road, High-tech Zone, Kunming, Yunnan, China

Phone:
86-871-68585961
Fax:
86-071-68265529
Contact:
lu wei (manager)
Mobile:
13099425896

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