8121 2.5X Hook Type Monocular Telescope
CE
MOQ: For all magnifiers, the minimum order is USD 240. Models can be mixed to reach this value.
Product Overview
Experience true hands-free magnification with the 8121 Hook Type Monocular Telescope. Designed to clip directly onto your eyeglasses or Sunglasses, this compact optical tool lets you see fine details up close without holding anything. Perfect for hobbyists, inspectors, and anyone who needs a steady, magnified view while keeping both hands free for the task at hand.
Key Specifications
1) Type: 2.5X Hook Type Monocular telescope (Model 8121)
2) Specification: 2.5x25
3) Magnification: 2.5x (ideal for detailed work)
4) Field of View: 9 degrees (wide, comfortable viewing area)
5) Aperture: 25mm (bright, clear image)
6) Exit Pupil Diameter: 7mm (easy to align with your eye)
7) Focusing: Diopter adjustable for personalized sharpness
8) Optics: High-definition lenses with blue film coating for reduced glare and enhanced contrast
9) Included Accessories: Premium leather case and cleaning cloth
Why Choose the 8121 Series?
The 8121, 8122, and 8123 models are engineered to attach securely to your optical frames or Sunglasses. Simply clip the hook onto your frame and adjust the diopter to match your vision. This innovative design frees your hands completely, making it ideal for precision tasks like jewelry repair, electronics assembly, watchmaking, or reading fine print. Its small, lightweight build means you can carry it anywhere and have it ready in seconds.
Choosing Your Model: Hook vs. Rope
The 8121S, 8122S, and 8123S models offer the same great optics but feature a hanging rope design instead of a hook. While the hook type (8121, 8122, 8123) clips directly onto your glasses, the rope type (S models) hangs around your neck or from a button for quick access. Select the style that best fits your workflow.
Ideal Use cases
- Jewelry & Watch Repair: See tiny gears and clasps with crystal clarity.
- Electronics & Soldering: Keep your hands steady while inspecting circuit boards.
- Reading & Hobbies: Enjoy books, stamps, or model building without eye strain.
- Medical & Dental: Perfect for close-up examinations and procedures.
| Model Comparison: 8121, 8122, 8123, 8121S, 8122S, 8123S | ||||||
| Model # | Specification | Field of View (Degrees) | Magnification | Aperture (mm) | Exit Pupil Diameter | Attachment Type |
| 8121 | 2.5x25 | 9 | 2.5x | 25 | 7mm | Hook (clips to glasses) |
| 8122 | 2.8x28 | 10 | 2.8x | 28 | 5mm | Hook (clips to glasses) |
| 8123 | 3x24 | 8.3 | 3x | 24 | 5mm | Hook (clips to glasses) |
| 8121S | 2.5x25 | 9 | 2.5x | 25 | 7mm | Hanging rope |
| 8122S | 2.8x28 | 10 | 2.8x | 28 | 5mm | Hanging rope |
| 8123S | 3x24 | 8.3 | 3x | 24 | 5mm | Hanging rope |









