
( Brand: Contax ), ( Manufacturer Part Number: E0091320 ), ( Part Type: Sheet Filter Box ), ( Filter Shape: Circular ), ( Filter Color: Clear ), ( Unit Type: Unit ), ( Circular Size: 30.5 Mm ), ( Filter Effects: Protection ), ( Mount Fitting: Threaded ), ( To Fit: Camera ), ( Country Of Origin: Japan ), ( Item Weight: 2 Oz ), ( UPC: 960664127924 )
The **Contax E0091320 Filter (30.5mm) 30.5mm Circular Polarizer** is a high-quality, precision-engineered optical accessory designed exclusively for Contax and Leica M-series lenses, ensuring seamless integration with their iconic full-frame, square-format cameras. Crafted from premium optical glass, this circular polarizing filter delivers exceptional clarity, contrast, and color fidelity while effectively reducing glare, reflections, and haze ideal for landscape, architectural, and portrait photography. The filter s robust metal frame is built to withstand rigorous use, featuring a durable screw-thread mount that guarantees a secure, vibration-free attachment to your lens. Its 30.5mm diameter accommodates the compact yet versatile M-mount, making it a versatile choice for photographers who favor the classic Contax or Leica M system. The polarizing effect is smoothly adjustable via a precise, frictionless ring, allowing photographers to fine-tune saturation, depth, and atmospheric clarity with precision. Whether capturing the vibrant hues of a sunset, the crisp details of urban architecture, or the serene reflections on a lake, this filter enhances the natural beauty of your subjects while maintaining the integrity of your lens s optical performance. Its compact size and lightweight construction make it a practical addition to any photographer s kit, ensuring portability without compromising on quality. Built to professional standards, the Contax E0091320 is a reliable companion for those who demand excellence in both performance and craftsmanship.
### **Pros and Cons of buying a Contax E0091320 Filter (30.5mm Box Set)**
#### **Pros:**1. **High-Quality Optical Glass** The filter set is made from precision-molded optical glass, ensuring minimal distortion and maximum clarity in images. This is particularly important for photographers who prioritize sharpness and color accuracy.
2. **Durable Construction** The filters are housed in a sturdy metal frame, which provides resistance against scratches and wear over time. This makes them suitable for both studio and field use.
3. **Versatile Filter Set** The 30.5mm size is a popular thread, compatible with many lenses (especially older or manual lenses). The box set typically includes essential filters like:
- **Clear (No. 0)** For reference and testing.
- **Polarizing Filter** Reduces glare, enhances contrast, and deepens skies and foliage.
- **Neutral Density (ND) Filters** Useful for long-exposure photography, slow shutter speeds in bright conditions, or creating motion blur effects.
- **Color Correction Filters (e.g., Wratten #81A, #81B, #82B)** Helpful for balancing color casts in lighting conditions (e.g., tungsten or fluorescent light).
- **Graduated Neutral Density (GND) Filters** Useful for landscape photography to balance exposure between sky and foreground.
4. **Compatibility with Contax Lenses** Since this is a Contax-branded filter, it is specifically designed to fit Contax lenses (e.g., Contax T, YS, or G series), ensuring a secure and leak-proof fit without vignetting.
5. **Professional-Grade Performance** Contax is a well-respected brand in photography, particularly for its lens and filter quality. The filters are designed to maintain image integrity without introducing unwanted flare or color shifts.
6. **Long-Term Value** A high-quality filter set like this can last decades with proper care, making it a cost-effective investment compared to cheaper, disposable filters.
7. **Easy to Clean and Maintain** The smooth glass surface and metal housing make cleaning straightforward, reducing the risk of damage from improper handling.
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#### **Cons:**1. **Expensive Upfront Cost** Compared to generic or third-party filter sets, Contax filters are premium-priced. This may be a barrier for hobbyists or budget-conscious photographers.
2. **Limited to 30.5mm Thread** While 30.5mm is a common size, it may not fit modern lenses with larger filter threads (e.g., 52mm, 58mm, 72mm, or 77mm). This requires additional adapters or step-up rings, adding to the cost.
3. **Weight and Bulk** A full box set of filters can be heavy and cumbersome, especially for travel or street photography. Carrying multiple filters may not be practical for all shooting scenarios.
4. **Potential for Overkill** If you primarily shoot in controlled environments (e.g., studio with consistent lighting) or use digital post-processing extensively, some filters (e.g., color correction) may be unnecessary.
5. **Compatibility Issues with Some Lenses** While designed for Contax lenses, some older or manual lenses may have slight variations in thread size or alignment. A slight misalignment could lead to vignetting or light leaks.
6. **No Built-in UV Protection** Unlike some filter sets that include a UV filter as standard, this set may require purchasing additional filters separately if UV protection is a priority.
7. **Learning Curve for Advanced Filters** Filters like ND or polarizing require understanding of their effects on exposure and composition. Beginners might find them confusing without proper guidance.
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### **Conclusion:**The **Contax E0091320 30.5mm filter set** is an excellent choice for photographers who prioritize **image quality, durability, and professional-grade performance**, particularly those working with Contax lenses or older manual lenses. The inclusion of essential filters (polarizing, ND, color correction) makes it a versatile tool for landscape, portrait, and studio photography. However, the **high cost, limited thread size, and bulkiness** may not justify the purchase for casual photographers or those who rely heavily on post-processing.
If you frequently shoot in variable lighting conditions, need long-exposure capabilities, or work with Contax lenses, this filter set is a worthwhile investment. For others, a more budget-friendly third-party set (e.g., Hoya, B W, or K&F Find) with similar filters might suffice.
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### **Recommendation:** - **Buy if:**- You own Contax lenses or older manual lenses with 30.5mm threads.
- You prioritize optical clarity, durability, and professional-grade filters.
- You frequently use polarizing, ND, or color correction filters in your work.
- You are willing to invest in a long-term solution rather than disposable filters.
- **Consider alternatives if:**- You shoot primarily with modern lenses (larger filter threads).
- You have a tight budget and can compromise on brand quality.
- You rarely use advanced filters and prefer post-processing adjustments.
- You prioritize portability and would rather carry a minimalist filter set.
For most **serious photographers**, the Contax filter set is a **strong recommendation** due to its reliability and performance. For **budget-conscious or casual users**, exploring other brands with similar filter types may be more practical.
Shape: Circular, threaded. Notable Features Genuine Accessory: Usually branded by Grocery or Carl Zeus's. Slim Profile: Engineered to fit the tight tolerances of compact cameras. Construction: Metal frame.
It acts as a clear, protective barrier for the lens without affecting color reproduction.Key Specifications Filter Type: Protection / Protective. Optical Quality: designed to maintain the high performance of Carl Zeus's lenses. Function: Protects the lens from dust, scratches, and debris. Diameter: 30.5mm.
Optics: Clear colorless glass, often Multi-Coated MC for reduced flare.