svbony SV28/SV28 PLUS 25-75x70

Svbony SV28/SV28 PLUS 25-75x70 Spotting Scope

निर्देश मैनुअल

1 परिचय

The Svbony SV28/SV28 PLUS 25-75x70 Spotting Scope is designed to provide a wide field of view and spectacular details, making it suitable for various outdoor activities such as birdwatching, hunting, target shooting, and observing the night sky. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your spotting scope to ensure optimal performance and longevity.

2. उत्पाद खत्मview

Familiarize yourself with the main components of your Svbony SV28/SV28 PLUS Spotting Scope:

Diagram of Svbony SV28 Spotting Scope components
चित्र 1: उत्पाद संरचना
  • ऐपिस: The part you look through to view छवि।
  • आँख का प्याला: Adjustable for comfortable viewचश्मे के साथ या उसके बिना।
  • फोकसिंग व्हील: Used to adjust the clarity of the image.
  • Zoom Adjustment Ring: Changes the magnification level.
  • उद्देश्य लेंस: The large front lens that gathers light.
  • लेन्स हूड: Extends to reduce glare and protect the objective lens.
  • डेस्कटॉप ट्राइपॉड: Provides a stable base for observation.

3. सेटअप

3.1. तिपाई लगाना

The spotting scope comes with a compact desktop tripod for stable viewing. To attach the tripod:

  1. तिपाई के पैरों को खोलें।
  2. Locate the tripod mounting screw on the top of the tripod head.
  3. Align the tripod mounting hole on the underside of the spotting scope with the screw.
  4. Screw the spotting scope onto the tripod until it is securely fastened.
  5. Adjust the angle and position of the spotting scope using the tripod's handle and locking mechanisms.
Video 1: Product Unboxing and Tripod Setup Demonstration

3.2. Adjusting the Eyecup

The twist-up eyecup allows for comfortable viewing, whether you wear glasses or not.

  • With Glasses: Keep the eyecup in its fully retracted position.
  • Without Glasses: Twist the eyecup upwards until you achieve a comfortable viewing distance and full field of view.
Diagram showing twist-up eyecup for use with and without glasses
Figure 2: Twist-up Eyecup Adjustment

3.3. Extending the Sunshade

To reduce glare and protect the objective lens from rain or damage, extend the built-in sunshade.

  • Gently pull the front part of the objective lens housing forward until it locks into place.
Image showing the extendable sunshade on the spotting scope
Figure 3: Extendable Sunshade

4. संचालन निर्देश

4.1. Magnification and Objective Lens

The SV28/SV28 PLUS features a powerful 25-75x zoom magnification and a large 70mm objective lens.

  • The 70mm objective lens gathers more light, providing brighter and sharper images, especially in low-light conditions.
  • The 19mm eyepiece diameter ensures a comfortable viewअनुभव.
Diagram showing 70mm objective lens and 19mm eyepiece
Figure 4: Objective Lens and Eyepiece Dimensions
Diagram illustrating the benefit of a 70mm aperture
Figure 5: 70mm Aperture for Clearer Images

4.2. का क्षेत्र View

का क्षेत्र view for the 25-75x70 model is 64-43 ft at 1000 yards. The minimum focusing distance is 8 meters.

Diagram showing field of view at different magnifications
चित्र 6: क्षेत्र View at 1000 Yards

4.3. Focusing and Zoom

The spotting scope features a dynamic lens focusing system and a zoom adjustment ring.

  • ज़ूम: Rotate the Zoom Adjustment Ring (located on the eyepiece) to change the magnification from 25x to 75x.
  • केंद्र: Use the Focusing Wheel (located on the main body) to achieve a sharp image. Adjust as needed for different distances and magnification levels.
Image illustrating dynamic lens focusing system and zoom adjustment
Figure 7: Dynamic Lens Focusing System

4.4. Optical Quality

The spotting scope utilizes Fully Multi-coated (FMC) optics and a high-index BAK4 Porro prism for superior image quality.

  • एफएमसी: Multiple layers of anti-reflection coatings on all air-to-glass surfaces reduce light loss and glare, enhancing brightness and contrast.
  • BAK4 Prism: Provides a high refractive index and lower critical angle, ensuring better light transmission and resulting in superior brightness, resolution, and edge clarity compared to BK7 prisms.
Diagram comparing FMC & BAK4 prism with MC & BK7 prism
Figure 8: Fully Multi-coated & High Index BAK4 Prism
Comparison of image quality with and without BAK4 prism
Figure 9: Benefits of High Index BAK4 Prism

5. विनिर्देश

विशेषताSpecification (SV28/SV28 PLUS 25-75x70)
मॉडल संख्याSVBONY SV28/SV28 PLUS 25-75x70 Spotting Scope
बढ़ाई25-75X
ऑब्जेक्टिव लेंस व्यास70मिमी
ऐपिस व्यास19मिमी
जलरोधी रेटिंगआईपीएक्स4
प्रिज्म टाइपPorro BAK4
लेंस कोटिंगFMC (Fully Multi-coated)
फोकस बंद करें8m
क्षेत्र View64-43 ft/1000yds
नेत्र राहत16-14मिमी
Fog Proofहाँ
शुद्ध वजन775 ग्राम / 32.12 औंस
आयाम (लगभग)377 मिमी (लंबाई) x 135 मिमी (ऊंचाई) x 97 मिमी (चौड़ाई)
Image showing dimensions and net weight of the spotting scope
चित्र 10: उत्पाद के आयाम और वजन

6. रखरखाव

6.1. लेंस की सफाई

Proper cleaning of the lenses is crucial for maintaining optical clarity.

  • Use the provided glass wipe or a soft, lint-free cloth specifically designed for optical surfaces.
  • Gently brush away any dust or loose particles before wiping to avoid scratching the lens.
  • For stubborn smudges, a small amount of lens cleaning fluid can be applied to the cloth (not directly to the lens).
  • घर्षणकारी पदार्थों या कठोर रसायनों का प्रयोग न करें।

6.2. सामान्य देखभाल

  • Store the spotting scope in a dry, cool place when not in use.
  • Although the scope is IPX4 waterproof, avoid prolonged exposure to heavy rain or submersion in water.
  • Ensure all lens caps are in place when storing or transporting the scope to protect the optical surfaces.

7। समस्या निवारण

  • Foreign Objects Inside Eyepiece: It is not recommended to disassemble the eyepiece to remove debris like hair or threads, as this can introduce more dust and potentially damage the optics. Contact customer support if the issue significantly impacts viewगुणवत्ता आईएनजी।
  • Eyepiece Wobble: If the eyepiece feels loose or wobbly, ensure it is properly seated and tightened. If the issue persists, it may indicate a manufacturing defect.
  • Blurry Image at Maximum Magnification (75x): At higher magnifications, image clarity can be affected by atmospheric conditions (heat haze, air currents) and light availability. If the image is blurry at 75x, try reducing the magnification to 50x or 25x for a clearer view.

8. उपयोगकर्ता सुझाव

  • Tripod Selection: While a desktop tripod is included, for extended or more comfortable viewing, especially when standing, consider investing in a taller, full-sized tripod. This will prevent the need to lie down or crouch uncomfortably.
  • Smartphone Photography: To connect a smartphone for digiscoping, you will need a monocular telescope adapter (e.g., For D41.05mm and M42*0.75 to 1.25" Coaxial Lock). Ensure the adapter is compatible with your phone and the scope.
  • खगोलीय अवलोकन: The SV28/SV28 PLUS is excellent for moon watching, allowing you to see craters clearly. For detailed views of planets like Jupiter or Saturn's rings, a more powerful astronomical telescope (10-15 times stronger) is generally recommended.
  • Target Shooting: For target shooting at distances up to 150 meters, the scope provides sufficient clarity to distinguish bullet holes, even small ones like a 1-cent coin. Adjust magnification based on distance and lighting conditions for the best results.

9. वारंटी और समर्थन

Svbony is committed to providing high-quality products and customer satisfaction.

  • 7-दिन की वापसी नीति: यदि आपको किसी भी गुणवत्ता संबंधी समस्या का सामना करना पड़े तो उत्पाद वापस करने के लिए 7 दिन का समय लें।
  • जीवनकाल वारंटी: The product comes with a Lifetime Warranty, including 1 year of free replacement and lifetime warranty support. Please note that shipping costs for warranty claims after the initial free replacement period may be borne by the buyer.
  • ग्राहक सेवा: ईमेल के माध्यम से प्राप्त सभी पूछताछों का उत्तर 24 घंटे के भीतर दिया जाएगा।

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