Best Hooway in 2026

PERFECT FOR MARINE - Marine binoculars with 7x magnification and 50mm objective lens;22 mm eye relief,6.8mm exit pupil,and field of view is 396 feet at 1000 yards / 132 meters at 1000 meters.

ADAPT TO EXTREME ENVIRONMENT - Completly waterproof and float in water.Nitrogen-purged fog proofed Stable,comfortable to hold and highly durable.

BRIGHT AND CLEAR - Porro prism system for a wide field of view.Premium BAK4 prism and Fully multi-coated optics produce bright,crisp images.

PERFECT FOR MARINE - Marine binoculars with 7x magnification and 50mm objective lens;22 mm eye relief,6.8mm exit pupil,and field of view is 396 feet at 1000 yards / 132 meters at 1000 meters.

ADAPT TO EXTREME ENVIRONMENT - Completly waterproof and float in water.Nitrogen-purged fog proofed Stable,comfortable to hold and highly durable.

BRIGHT AND CLEAR - Porro prism system for a wide field of view.Premium BAK4 prism and Fully multi-coated optics produce bright,crisp images.

PERFECT FOR MARINE - Marine binoculars with 7x magnification and 50mm objective lens;22 mm eye relief,6.8mm exit pupil,and field of view is 396 feet at 1000 yards / 132 meters at 1000 meters.

ADAPT TO EXTREME ENVIRONMENT - Completly waterproof and float in water.Nitrogen-purged fog proofed Stable,comfortable to hold and highly durable.

BRIGHT AND CLEAR - Porro prism system for a wide field of view.Premium BAK4 prism and Fully multi-coated optics produce bright,crisp images.

PERFECT FOR MARINE - Marine binoculars with 7x magnification and 50mm objective lens;22 mm eye relief,6.8mm exit pupil,and field of view is 396 feet at 1000 yards / 132 meters at 1000 meters.

ADAPT TO EXTREME ENVIRONMENT - Completly waterproof and float in water.Nitrogen-purged fog proofed Stable,comfortable to hold and highly durable.

BRIGHT AND CLEAR - Porro prism system for a wide field of view.Premium BAK4 prism and Fully multi-coated optics produce bright,crisp images.

Utilizes Standard A2 Front Sight Post

Precision Machined from Matte Black Anodized Aircraft Aluminum

Posi-lock Retention Design Prevents Sight Tower From Collapsing when in Use

SKILL DEVELOPMENT: Problem Solving, Critical Thinking, Analytical Thinking, Sequential Thought Process, Directional Concepts, Visual Tracking and 2-D to 3-D Correspondence

INTRODUCE children to coding with this easy programmable Mouse; Mouse lights up and sounds and also features two speeds are perfect for tabletop or floor play

EASY PUSH-BUTTON: Use the pictorial direction coding cards to plan a path; then, program the mouse with easy push-button controls and send him on his way to follow your commands. Requires 3 AAA batteries, not included.

Fiber-optics for the BRIGHTEST AIMING POINTS even in low-light conditions

TRI-DOT AIMING SYSTEM of contrasting front and rear colors

CONCEALED FIBER cannot be seen by target; SNAG RESISTANT DESIGN fits standard holsters

Fits Ruger Gunsite Scout Rifle in .308, .450 Bushmaster, .350 Legend, & 5.56 x 45 in both RH & LH configurations

XS Sights Rail And Ghost Ring Rear Sight Aperture Upgrades Push Your Rifle To Greater Distances With Increased Accuracy.

Light Weight, Versatile Optic Mount Accepts Scout Scopes, Traditional Scopes, And Red Dot Optics.

Use this equilateral prism to split a beam of light into its spectral components (the colors of the rainbow).

Side Length: 1.38 inch / 35mm, Wider than most other prisms on the market. Makes them easier to hold and use.

Show your kids a rainbow, or use our prism for photography to create unique pictures.

Flat black rear

140" Wide Front, 150" Notch

White outline

PERFECT FOR MARINE - Marine binoculars with 7x magnification and 50mm objective lens;22 mm eye relief,6.8mm exit pupil,and field of view is 396 feet at 1000 yards / 132 meters at 1000 meters.

ADAPT TO EXTREME ENVIRONMENT - Completly waterproof and float in water.Nitrogen-purged fog proofed Stable,comfortable to hold and highly durable.

BRIGHT AND CLEAR - Porro prism system for a wide field of view.Premium BAK4 prism and Fully multi-coated optics produce bright,crisp images.

PERFECT FOR MARINE - Marine binoculars with 7x magnification and 50mm objective lens;22 mm eye relief,6.8mm exit pupil,and field of view is 396 feet at 1000 yards / 132 meters at 1000 meters.

ADAPT TO EXTREME ENVIRONMENT - Completly waterproof and float in water.Nitrogen-purged fog proofed Stable,comfortable to hold and highly durable.

BRIGHT AND CLEAR - Porro prism system for a wide field of view.Premium BAK4 prism and Fully multi-coated optics produce bright,crisp images.

PERFECT FOR MARINE - Marine binoculars with 7x magnification and 50mm objective lens;22 mm eye relief,6.8mm exit pupil,and field of view is 396 feet at 1000 yards / 132 meters at 1000 meters.

ADAPT TO EXTREME ENVIRONMENT - Completly waterproof and float in water.Nitrogen-purged fog proofed Stable,comfortable to hold and highly durable.

BRIGHT AND CLEAR - Porro prism system for a wide field of view.Premium BAK4 prism and Fully multi-coated optics produce bright,crisp images.

All steel construction

Includes six LitePipes, in various colors

Fits all Ruger MK I, II, III and MK IV heavy barrel guns

PERFECT FOR MARINE - Marine binoculars with 7x magnification and 50mm objective lens;22 mm eye relief,6.8mm exit pupil,and field of view is 396 feet at 1000 yards / 132 meters at 1000 meters.

ADAPT TO EXTREME ENVIRONMENT - Completly waterproof and float in water.Nitrogen-purged fog proofed Stable,comfortable to hold and highly durable.

BRIGHT AND CLEAR - Porro prism system for a wide field of view.Premium BAK4 prism and Fully multi-coated optics produce bright,crisp images.

CARBON-HYBRID SIGHT - With TRU-FUSION Hybrid Technology, it is the first and only micro-adjustable bow sight constructed with the combination of carbon composites and aluminum, providing excellent strength-to-weight ratio and unparalleled durability.

NEW STANDARD - Featuring PRO-BRITE Pin Technology for increased durability and brightness and extra-long fibers for maximum brightness, Carbon-Hybrid is the new standard for ultra-lightweight, multi-pin, micro-adjustable bow sights.

ADJUSTABLE - The Carbon-Hybrid bow sight features reversible bracket for an increased vertical adjustment range and is adjustable both for left and right-handed shooters.

Fits Walther P99 and PPQ

Brightness and durability of our original Tritium sights, but with added Pro-level features; Tritium night sights transition from standard white dot sights during the daylight, to glowing green dots in the the dark

Utilizes quality Swiss tritium for maximum brightness and unmatched visibility in all shooting conditions 24/7; Glows in the dark with no batteries or light sources needed

Rubber armored exterior for shock resistance and a firm non-slip grip

High-reflectivity silver-alloy mirror coating for a bright and clear view

Waterproof (up to 1m/3.3ft for 10 minutes) and nitrogen-purged for fog-free performance

Set of six glass lenses with different curvatures for demonstrating optical principles and effects for students

One each of the following lenses: double-convex, plano-convex, double-concave, plano-concave, concavo-convex, and convexo-concave

Double-convex, plano-convex, and concavo-convex lenses converge light rays to a point, and convexo-concave lenses diverge light rays from a point

Unmatched Visibility in all shooting conditions, night or day; Glows in the Dark—no batteries or light exposure required

Front sight Focus-Lock Ring for even faster focus

TFX Sealed Capsule Design provides maximum protection and durability; Fortress Finish provides a permanent protective coating; Impervious to oils, chemicals, cleaning solvents, and ultra-sonic cleaning processes

<b>Specification:</b> Capacity: 4 pairs lenses<br> Lens holder diameter: 32.5mm<br> Holds up to 4 pairs lenses<br>  Separate PD adjustment for both eyes ( two eyes PD 48-80mm, lift or right:24-40mm, max. scale:1mm)<br> Left scale:120°-0°-135°, right scale:45°-180°-60°<br> Adjustable nose bridge rest (length:0-14mm, angle:0°-30°)<br> Adjustable arms length (98-135mm)<br> Adjustable arms distance:200mm<br><br>

<b>Features: </b><br> * Suitable for professionals.<br> * High quality and long service life.<br> * Made of high quality material and Precise workmanship<br> * Easy to read number scales<br> * High quality construction<br> * Comfortable for your patient<br> * The optical trial frames are brand new and boxed<br><br>

<b>Package included:</b><br> 1 x Eye Optometry Trial Lens Frame <br><br>

Material: Hight quality PVD Znse crystal material

Diameter:20mm/0.79";Focal Length:101.6mm/4";Thickness:2.2-2.3mm;Transmittance: ≥99.5%

Double-sided solid coating,Wiping resistant,Extended durability,Precision slicing polishing and grinding processes,High temperature laser resistance,Excellent optical properties,High working efficiency.

Increased height: specically engineered to be as robust as possible while still allowing Use with a Suppressor or as backup iron sights for a slide-mounted Red dot sight, such as the Trijicon RMR

Instantly visible sight picture in no-light and low-light situations: tritium phosphor- lled glass Lamp provides battery-free glow, allowing for a visible sight picture in all lighting situations

Enhanced protection from heavy recoil and harsh Cleaning solvents: tritium gas lamps are contained within proactive aluminum cylinders and have additional silicone rubber cushioning

CAY046 is the most popular bi-aspheric plastic laser collimating lens which is nearly the diffraction limited.

CAY046 is specified for use as a collimator in combination with a diode laser.

CAY046 is designed for making a more fine dot at short distance. The focus is very close.

DOUBLE CONVEX || Highly polished, double convex lens

SPHERICAL || Lens measures 1.5" (38mm) in diameter

50MM FOCAL LENGTH || Converging lens with a 50mm focal length

2-Pack Fresnel Lens Diameter 300mm(11.81")

Thickness: 2mm, Material: PMMA(acrylic)

Great for Visual Aid education, Solar heating experiment, Solar Cooking outside, DIY Solar concentrator, Scientific Research, Magnifying.

1-Pack Round Fresnel Lens Magnifier

Size:Φ200mm, Thickness:2mm, Material: PMMA (Acrylic)

High Light Transmittance, High Efficiency in Focusing, High Precision.

1 of Streamlight 69270 TLR-6 Tactical Pistol Mount Flashlight 100 Lumen with Integrated Red Aiming Laser Designed Exclusively and Solely for Glock 42/43, Black

1 of TRUGLO Brite-Site Tritium Sight for Glock 42, Green