1. Giriş
This manual provides comprehensive instructions for the proper use, maintenance, and troubleshooting of your Sigma 70-300mm f/4-5.6 DG APO Macro Telephoto Zoom Lens. This high-performance lens is optimized for digital SLR cameras, offering a versatile telephoto zoom range with integrated tele-macro functionality.
Designed with two Special Low Dispersion (SLD) glass elements, the lens effectively minimizes chromatic aberrations. Its multi-layer coating reduces flare and ghosting, common issues in digital photography, ensuring optimal color balance throughout the zoom range. The macro feature allows for close-up photography at specific focal lengths, making it suitable for a wide array of photographic applications including portraits, sports, and nature.
2. Kutuda Neler Var?
Paketi açtığınızda lütfen aşağıdaki tüm öğelerin mevcut olduğundan emin olun:
- Sigma 70-300mm f/4-5.6 DG APO Macro Telephoto Zoom Lens
- Lens Kapağı
- Ön Lens Kapağı
- Arka Lens Kapağı
- Kese
Image: The included black Sigma lens pouch, designed for protective storage and transport of the lens.
3. Parça Tanımlama
Objektifinizin çeşitli parçalarını tanıyın:
Resim: Ön view of the Sigma 70-300mm lens, highlighting its various rings and switches.
- Ön Eleman: The outermost glass element of the lens.
- İpliği Filtrele: Located around the front element, used for attaching filters.
- Odak Halkası: Manuel odaklama için kullanılır.
- Yakınlaştırma Halkası: Odak uzaklığını ayarlamak için kullanılır (70 mm ila 300 mm).
- Odak Modu Değiştirme (AF/MF): Toggles between Autofocus and Manual Focus.
- Macro Switch: Engages the macro mode at specific focal lengths.
- Lens Yuvası: Objektifin fotoğraf makinesi gövdesine takılan arka kısmı.
4. Kurulum
4.1 Lensin Takılması
- Hem fotoğraf makinesinin hem de objektifin temiz ve tozsuz olduğundan emin olun.
- Objektifin arka kapağını ve kameranızın gövde kapağını çıkarın.
- Align the mounting index (usually a white or red dot) on the lens with the corresponding index on your camera body.
- Insert the lens into the camera mount and rotate it clockwise (for Canon EF mount) until it clicks into place. Do not force the lens.
4.2 Lensin Çıkarılması
- Kameranızı kapatın.
- Fotoğraf makinenizin gövdesindeki objektif çıkarma düğmesine basılı tutun.
- While holding the button, rotate the lens counter-clockwise until it detaches from the camera body.
- Immediately attach the rear lens cap to the lens and the body cap to your camera to protect the sensor and lens elements from dust.
5. Objektifin Kullanımı
5.1 Focusing (Autofocus and Manual Focus)
Bu objektif hem otomatik odaklamayı (AF) hem de manuel odaklamayı (MF) destekler.
- To switch between modes, use the AF/MF anahtarı located on the side of the lens barrel.
- In Otomatik Odaklama (AF) mode, the camera will automatically focus when the shutter button is half-pressed. Note that the autofocus motor on this lens can be audible during operation.
- In Manuel Odaklama (MF) mode, rotate the focus ring on the lens barrel to achieve sharp focus. Ensure the camera's focus mode is also set to MF if applicable.
- Önemli: Avoid rotating the focus ring manually when the lens is set to AF mode, as this can damage the internal focusing mechanism.
5.2 Yakınlaştırma
To adjust the focal length, rotate the yakınlaştırma halkası on the lens barrel. The lens covers a range from 70mm (wide telephoto) to 300mm (super telephoto).
5.3 Makro Fonksiyonu
The lens features a dedicated macro mode for close-up photography:
- The macro function can only be engaged when the focal length is set between 200mm ve 300mm.
- To activate, slide the Makro anahtarı on the lens barrel.
- In macro mode, the minimum focusing distance is reduced to approximately 37.4 inches (95 cm), allowing for a maximum magnification ratio of 1:2 at 300mm.
- To exit macro mode, slide the switch back to the normal position. You may need to adjust the focus or zoom slightly to disengage the macro lock.
6. Bakım
6.1 Lensin Temizlenmesi
- Lens Elemanları: Use a lens blower brush to remove dust. For smudges or fingerprints, use a clean microfiber lens cloth with a small amount of lens cleaning solution. Wipe gently in a circular motion from the center outwards.
- Lens Gövdesi: Yumuşak ve kuru bir bezle silin. İnatçı kirler için hafifçe silin.amp bez kullanılabilir, ardından kuru bir bez kullanılabilir.
- Kullanmayın: Solvents, alcohol, or abrasive cleaners, as these can damage the lens coatings or plastic parts.
6.2 Depolama
- Objektifi kullanmadığınız zamanlarda ön ve arka objektif kapaklarını mutlaka takın.
- Lensi serin, kuru, doğrudan güneş ışığından ve aşırı sıcaklıklardan uzak bir yerde saklayın.
- If storing for extended periods, consider using a dehumidifying agent to prevent mold growth, especially in humid environments.
- Store the lens in its included pouch for added protection.
7. Sorun Giderme
Bu bölümde, objektifinizle karşılaşabileceğiniz yaygın sorunlar ele alınmaktadır.
| Sorun | Olası Neden | Çözüm |
|---|---|---|
| Lens odaklanmıyor (Otomatik odaklama) | Lens set to MF; insufficient light; subject too close; camera settings. | Switch lens to AF; ensure adequate lighting; check minimum focusing distance; verify camera AF settings. |
| Görüntüler bulanık | Incorrect focus; camera shake; dirty lens; slow shutter speed. | Re-focus; use a tripod or faster shutter speed; clean lens elements; increase ISO or aperture. |
| Lens kameraya takılmıyor. | Hizalama bozukluğu; tıkanıklık. | Ensure alignment marks match; check for debris on mount; do not force. |
| Macro mode not engaging | Focal length outside 200-300mm range. | Adjust zoom to 200mm or higher before engaging macro switch. |
For issues not listed here, or if problems persist, please refer to your camera's instruction manual or contact Sigma customer support.
8. Özellikler
Detailed technical specifications for the Sigma 70-300mm f/4-5.6 DG APO Macro Telephoto Zoom Lens:
| Özellik | Detay |
|---|---|
| Model Numarası | 508101 |
| Odak Uzaklığı | 70-300 mm |
| Maksimum Diyafram | f/4-5.6 |
| Lens Türü | Telephoto Zoom with Macro Function |
| Uyumlu Montajlar | CanonEF |
| Minimum Focusing Distance (Normal) | 59.1 inç (150 cm) |
| Minimum Focusing Distance (Macro) | 37.4 inches (95 cm) at 200-300mm |
| Maksimum Büyütme Oranı | 1:2 (at 300mm in Macro mode) |
| Mercek Yapısı | 14 elements in 10 groups (includes SLD glass elements) |
| Filtre Boyutu | 58mm (typical for this model) |
| Ürün Boyutları | 4.8 x 3.03 x 3.03 inç (12.2 x 7.7 x 7.7 cm) |
| Ürün Ağırlığı | 1.21 pound (0.55 kg) |
Resim: Yan view of the Sigma 70-300mm lens, illustrating its approximate length of 5.3 inches (13 cm).
9. Garanti ve Destek
For information regarding the product warranty, please refer to the warranty card included with your purchase or visit the official Sigma webSite. Garanti şartları ve koşulları bölgeye göre değişiklik gösterebilir.
If you require technical assistance, have questions about your lens, or need to arrange for service, please contact Sigma customer support. Contact details can typically be found on the Sigma website or in the documentation provided with your lens.
Yasal Uyarı: Returns are accepted within 3 days of receipt, as per the product's important information.
