Bresser 3810060 Instruction Manual

The Bresser 3810060 is a high-quality optical instrument designed for [Specify primary function, e.g., astronomical observation, microscopy, etc.]. It features [Mention 2-3 key features, e.g., precision optics, adjustable magnification, durable construction]. Below are key sections covering safety, features, assembly, operation, maintenance, and troubleshooting to ensure optimal performance and user safety.

Features at a Glance

Key components: [List main physical parts, e.g., Main Optical Tube, Mount, Eyepieces, Tripod, etc.].

Assembly & Installation

Unpack all components carefully and lay them out on a clean, soft surface.

1. Assemble the Tripod: Extend the legs and lock them securely. Attach the accessory tray if provided.
2. Attach the Mount: Secure the mount head to the top of the tripod using the provided bolt.
3. Mount the Optical Tube: Place the tube into the mount's rings or bracket and tighten the screws firmly but do not overtighten.
4. Attach the Finderscope: Align and secure the finderscope bracket to the main tube.
5. Insert an Eyepiece: Choose a low-power eyepiece (e.g., 25mm) and insert it into the focuser.

WARNING! Handle optical components by their edges only. Avoid touching glass surfaces. Ensure all connections are tight before use.

First-Time Setup

Proper initial setup is crucial for optimal performance.

1. Balance the Telescope: Loosen the clutches and adjust the tube's position in the mount until it remains in place when released.
2. Align the Finderscope: Point the main telescope at a distant terrestrial object, center it in the eyepiece, then adjust the finderscope's alignment screws until the same object is centered in the finderscope.
3. Focus: Turn the focus knob slowly until the image is sharp and clear.
4. Practice Movements: Familiarize yourself with the slow-motion controls or manual movement of the mount.

CAUTION! Set up on stable, level ground. Keep the instrument away from direct heat sources and moisture during setup.

Technical Specifications

• Model: Bresser 3810060
• Aperture: [e.g., 76mm / 3"]
• Focal Length: [e.g., 700mm]
• Focal Ratio: [e.g., f/9.2]
• Optical Design: [e.g., Newtonian Reflector]
• Mount: [e.g., German Equatorial Mount]
• Highest Useful Magnification: [e.g., 150x]
• Included Eyepieces: [e.g., Super 10mm (70x), Super 25mm (28x)]
• Finderscope: [e.g., 5x24]
• Tripod: Adjustable aluminum

Controls & Operation

Basic operation involves locating, centering, and focusing on objects.

Locating Objects: Use the finderscope to roughly point at your target. The finderscope has a wider field of view, making initial aiming easier.

Focusing: Use the focus knob(s) to achieve a sharp image. Start with a low-power eyepiece for easier finding and focusing.

Tracking: For manual mounts, use the slow-motion control cables (if equipped) to smoothly follow objects as they move (e.g., due to Earth's rotation).

Changing Magnification: Switch to a higher-power eyepiece (lower mm number) for a closer view after the object is centered. Atmospheric conditions often limit usable high magnification.

Connecting Accessories

The instrument may support additional accessories like cameras, Barlow lenses, or filters.

1. Barlow Lens: Insert into the focuser first, then insert the eyepiece into the Barlow to increase magnification.
2. Camera Adapter: Requires a T-ring specific to your camera brand. Remove the eyepiece, attach the T-ring to the camera, and connect it to the focuser via the adapter.
3. Filters: Screw solar, lunar, or planetary filters onto the threaded barrel of the eyepiece. WARNING: Only use a proper solar filter designed for the front aperture for solar observation.

Tip: Ensure the telescope is securely balanced after adding heavy accessories like cameras.

Using Advanced Functions

Getting the most from your instrument.

1. Understanding Magnification: Calculated as (Telescope Focal Length) / (Eyepiece Focal Length). A 10mm eyepiece on a 700mm telescope gives 70x.
2. Collimation (if applicable): Periodic alignment of the optical elements (primarily for reflectors) may be required for the sharpest images. Refer to the specific collimation guide.
3. Using a Star Diagonal (for refractors/Cassegrains): Provides a more comfortable viewing angle for objects high in the sky.
4. Astrophotography Basics: Use a sturdy mount, a tracking motor drive (if available), and start with bright objects like the Moon. Keep exposures short to avoid star trailing on manual mounts.

Safety Features

Solar Warning: NEVER look at the Sun through this telescope or its finderscope without a professionally manufactured solar filter that fits securely over the FRONT of the telescope. Instant and irreversible eye damage can occur.

General Safety: Do not use the telescope to look at the Sun without proper filtration. Be aware of your surroundings when moving the telescope in the dark. Keep small parts away from children.

Care, Cleaning & Storage

Proper maintenance ensures longevity.

Cleaning Optics: Minimize cleaning. Use a rocket blower to remove dust. For stubborn particles, use lens cleaning fluid and microfiber cloth designed for optics, applying gentle, circular motions from the center outwards.

General Care: Store in a dry, dust-free place. Use the carrying case. Allow the telescope to acclimate to outdoor temperature before use to prevent condensation on optics.

CAUTION! Never use household cleaners, paper towels, or abrasive cloths on optical surfaces. Avoid disassembling optical cells.

Regulatory Information

This product complies with applicable CE directives. Copyright © [Year] Bresser GmbH. Bresser is a registered trademark. All rights reserved. For technical support, warranty information, or to download this manual, please visit www.bresser.com or contact the Bresser service department in your country.

Troubleshooting

Service: For issues not resolved above, contact Bresser customer service. Do not attempt unauthorized repairs.