Sigma Quantaray 100-300mm AF Lens Instruction Manual

1. Úvod

This instruction manual provides detailed information on the proper use, care, and maintenance of your Sigma Quantaray 100-300mm AF Lens. Please read this manual thoroughly before using the lens to ensure optimal performance and longevity. This lens is designed for Minolta Maxxum AF and Sony Alpha A-Mount cameras.

2. Konec produktuview

The Sigma Quantaray 100-300mm AF Lens is a compact telephoto zoom lens, measuring less than 4 inches long and under 2.8 inches in diameter. It features original three-group zoom technology and incorporates Special Low Dispersion (SLD) glass to minimize color aberration, ensuring high optical performance across its 100-300mm focal range. This lens is suitable for various photographic applications, including portraiture, sports, and nature photography.

Figure 2.1: Sigma Quantaray 100-300mm AF Lens. Visible markings include focal lengths (100mm, 135mm, 200mm, 300mm) on the zoom ring and aperture settings (f/22, f/11) on the aperture ring, along with focus distance indicators in feet and meters.

3. Nastavení

3.1 Nasazení objektivu

1. Odstraňte zadní krytku objektivu a krytku těla fotoaparátu.
2. Align the mounting index mark on the lens barrel with the corresponding index mark on the camera body.
3. Insert the lens into the camera's lens mount and turn it clockwise until it clicks into place. Ensure the lens is securely locked.

3.2 Sejmutí objektivu

1. Vypněte fotoaparát.
2. While pressing the lens release button on the camera body, turn the lens counter-clockwise until it stops.
3. Opatrně vyjměte objektiv z těla fotoaparátu.
4. Attach the rear lens cap to the lens and the body cap to the camera to protect them from dust and damage.

4. Ovládání objektivu

4.1 Přiblížení

To change the focal length, rotate the zoom ring on the lens barrel. The focal lengths (100mm, 135mm, 200mm, 300mm) are marked on the ring. Rotate towards 300mm for telephoto magnification and towards 100mm for a wider telephoto view.

4.2 Zaostřování

Tento objektiv podporuje automatické zaostřování (AF) i manuální ostření (MF).

• Automatické ostření (AF): Set your camera to AF mode. The lens will automatically focus when the shutter button is half-pressed.
• Manuální ostření (MF): Set your camera to MF mode. Rotate the focus ring on the lens barrel until the subject appears sharp in the viewfinder or on the camera's LCD screen. The focus distance scale (in feet and meters) is visible on the lens barrel to assist with manual focusing.

4.3 Ovládání clony

Aperture settings are typically controlled via your camera body. The lens communicates with the camera to set the desired aperture. The lens barrel may display aperture markings (e.g., f/22, f/11) for reference, indicating the range of available apertures.

5. Údržba

5.1 Čištění objektivu

• K odstranění prachu z povrchu objektivu použijte ofukovací kartáč.
• For smudges or fingerprints, use a clean, soft microfiber cloth specifically designed for optical lenses, along with a small amount of lens cleaning solution.
• Jemně otírejte krouživými pohyby od středu směrem ven.
• Ne use organic solvents like paint thinner or benzene to clean the lens.

5.2 Skladování

• Pokud fotoaparát nepoužíváte, vždy nasaďte přední a zadní krytku objektivu.
• Čočku skladujte na chladném a suchém místě, mimo dosah přímého slunečního záření a vysoké vlhkosti.
• Consider using a desiccant (e.g., silica gel) in the storage area to prevent mold growth.
• Avoid storing the lens near equipment that generates strong electromagnetic fields.

6. Řešení problémů

7. Specifikace

8. Záruka a podpora

For information regarding warranty coverage, service, or technical support, please refer to the warranty card included with your product or visit the official Sigma webUschovejte si účtenku jako doklad o koupi pro případ reklamace.

Online zdroje: Pro další podporu a informace o produktu navštivte prosím Sigma Global Webmísto.