Refractometers

Brand Name:YBoptics

Model Number:YBSP11

Place of Origin:China

High Resolution Images Long Eye Relief Binoculars 12x25 For Star Gazing Bird Watching Parameters for Binoculars model 8x25 10x25 magnification 8x 10x Eye width(IPD) (mm) 52-74 52-74 Field of View (ft/1000yds) 342ft.@1000yds/108m/1000m 262ft.@1000yds/96m@...

Brand Name:YBoptics OEM/ODM

Model Number:RZMT3 Zoom Monocular

Place of Origin:Sichuan, China (mainland)

10-30X50 Zoom Monocular Telescope with 50mm Large Object Lens Specifications: MODEL 8-22X50 / 10-30x50 POWER 8x-22X / 10X-30X OBJ. LENS DIA. 50MM TYPE OF PRISM Roof/Bk4 PRISM COATING YES NUMBER OF LENS 6Pcs/4Groups LENS COATING Fully Multi Coated FOCUSING ...

Brand Name:Hollyview

Model Number:YMT34 12X60 green

Place of Origin:China

Real 12x60 High Power Monocular Telescope with FMC BAK4 Prism Large Objective Lens for Outdoor Activity What we provide: spotting scopes, binoculars, monocular, night vision, astronomical telescope, rangefinder, variable zoom telescope, rifle scope, scope ...

Brand Name:Toutube

Model Number:YMT34 12X60HD green&grey

Place of Origin:Sichuan, China

Fixed Focus 12×60HD Monocular Telescope BAK4 For Phone Waterproof New Design For Adults High Powerd​ 12X60 High Definition Magnification A full 12x magnification and 60mm objective lens monocular telescope, providing clear and sharp images, enjoys the ...

Brand Name:OEM

Model Number:YBR23

Place of Origin:China

Nitrogen Purge IPX7 Waterproof Roof Prisms Binoculars 10x42 Parameters for 10X42​ Binoculars Magnification(X) 10 Objective Lens Diameter(mm) 42 Eye pupil diameter(mm) 4.2 Eye Relief(mm) 16 Prism system BAK4 Prism size(mm) 12.5 Angle of View 5.8° Field of ...

Brand Name:OEM/ODM

Model Number:YMTED01 8×33

Place of Origin:Sichuan, China

8×33 Phone Monocular Telescope ED Glass IPX7 Waterproof Starscope Monocular For Camping Hunting 8×33 monocular telescope ED Descriptions: ED ultra-low dispersion optical system We used premium low dispersion glass, and through an excellent calculation ...

Brand Name:YB optics

Model Number:YBR22

Place of Origin:China

10x42 Professional HD Roof BAK4 Prism Lens Binoculars For Adults Bird Watching Features of the PPS 10x42 Binoculars 1. Lightweight, durable composite-carbon body 2. Waterproof/fog-proof to take on challenging weather conditions 3. Fully multi-coated lenses...

Brand Name:OEM/ODM

Model Number:YBRC1R 10X50 Binocular

Place of Origin:Sichuan, China

Waterproof Nitrogen 10×50 Binoculars Telescope With Rangefinder FMC Telescope BAK4 For Hunting YBRC1R 10X50 Binocular Description: 1. Waterproof, dust-proof, all-weather binocular suitable for outdoor use even Under severe conditions such as watersport...

Brand Name:OEM/ODM

Model Number:YBR14

Place of Origin:China

Military Waterproof High Power 10x42 Binocular Roof Long Range For Adults Hunting Birds Watching Introduction of YBR23 Binoculars Professional 10 x 42 HD Binoculars with Wide Field of View Offering 10 x magnification with 42 mm objective lens, wide field...

Brand Name:OEM/ODM

Model Number:YBSP05

Place of Origin:China

Yellow Waterproof 8x32 Binoculars Folding ED Telescope For Adults Children main features: 1. ED (Extra-Low Dispersion) glass - prevents or reduces chromatic aberration, which causes color fringing. Generally speaking, the better the aberrations are ...

Brand Name:OEM/ODM

Model Number:YBSP14

Place of Origin:China

High Definition 8x21 Round Foucs Binoculars Telescope With Microscope Glass For Sightseeing​ Main Features: 1. Double Use-Telescope & Microscope Do you think this is just a telescope, no this is also a microscope too. You need use this microscope glass to ...

Brand Name:OEM/ODM

Model Number:YBR14 10X42

Place of Origin:Sichuan, China (mainland)

Large Eyepiece 10X42 Binoculars Telescope With Silver Focus Handwheel For Outdoors Activities Main Features: 1. 10x magnification & 42mm objective lenses these Crossfire HD binos are optimized with select glass elements to deliver exceptional resolution, ...

Brand Name:CTWR

Model Number:ymt37

Place of Origin:China

12×56 ED High Power Monocular Telescope for Stars Watching Camping Clear Low Light Vision SPECIFICATION: 24MM LARGE EYEPIECE CLEAR VISION - CWTR 12×56 monocular with 24mm extra large eyepiece offers a more comfortable and larger view, alleviating eye ...

Brand Name:YBoptics OEM/ODM

Model Number:YMt37 professional monocular telescope

Place of Origin:Sichuan, China (mainland)

2022 New Design High End 10X50 12X56 Monocular Telescope Optical Scope Military Grade for Adult Product specification Magnification 10X Body material Plastic steel Armor material (NBR+PVC) Color Black Objective lens Ø φ52 Ocular lens Ø φ24 Exit pupil Ø 5....

Brand Name:YBoptics

Model Number:YMT36

Place of Origin:China

BAK4 Prism Dual Focus 12X55 High Power Monocular Telescopes For Hunting Travelling Wildlife Parameters magnification 12x Field of View (ft/1000yds) 261ft/1000yds Eye Relief (mm) 15 Exit Pupil Diameter (mm) 4.16 Resolution-On Axis(soa) <=5.6" Ocular Lens ...

Brand Name:YBoptics

Model Number:YBRED02

Place of Origin:China

8x42 ED Binoculars Black Outdoor IPX7 Waterproof Fogproof Telescope for Marine Parameters for ED Binoculars Magnification 8x 10x Objective lens diameter 42mm 42mm Prism System ROOF/BaK4 ROOF/BaK4 Lens coating Fully multi-coated Fully multi-coated Focus Sys...

Brand Name:YBoptics OEM/ODM

Model Number:YMt37 ED Glass Monocular

Place of Origin:Sichuan, China (mainland)

High End Portable 12X56 ED Glass Monocular Telescope For Hunting Bird-Watching Outdoor Activities Product specification Magnification 10X Body material Plastic steel Armor material NBR+PVC Color Black Objective lens Ø φ52 Ocular lens Ø φ24 Exit pupil Ø 5....

Brand Name:YBoptics

Model Number:YMT25

Place of Origin:China

High Power Telescope With Smartphone Holder, 8x42 IPX7 Waterproof Monocular For Adults Parameters for 8x42 Monoculars MODEL 10x42 8x42 POWER 10x 8x Lens coating FMC FMC OBJ.LENS DIA 42mm 42mm EXIT PUPIL DIAMETER 4.3mm 5.2mm EXIT PUPIL DIST 15.2mm 17.2mm ...

Brand Name:YBoptics

Model Number:Ymt7

Place of Origin:China

High End Optical Mobile Phone Telescope 10X50 Monocular IPX7 Waterproof HD ED Glass Parameters for YBoptics Binoculars MODEL 10x50 12x50 POWER 10x 12x EYEPIECE DIA. 23.7- 28.7mm 20.6- 29mm OBJ.LENS DIA 50mm 50mm EXIT PUPIL DIAMETER 4.9mm 4.2mm EXIT PUPIL ...

Brand Name:OEM/ODM

Model Number:YMT37 HD

Place of Origin:Sichuan, China

12X56 High Power Monocular Telescope With Smartphone Holder & Tripod BAK4 Prism Dual Focus For Hunting Bird Watching Description: 【Multiple Choices】 1) HD and ED lens optional 2) The monocular house part can be customized color, such as silver, black 【...