66-1100743 Polarizer Mrc Filter Factor 49MM 2.8X 1.5

( Brand: B-w ), ( Manufacturer Part Number: 66-1100743 ), ( Part Type: Circular Filter ), ( Filter Shape: Circular ), ( Filter Effects: Circular Polarizer ), ( Filter Size: 49 Mm ), ( Country Of Origin: Germany )

Review B W 49mm Basic Circular Polarizer Mrc Filter To 2.8x Factor 1.5

The **66-1100743 49mm Polarizing MRC Filter (2.8x Factor, 1.5 Stop)** from a leading optics manufacturer is a high-performance accessory designed to elevate the quality and versatility of your photography, particularly in demanding low-light conditions. Crafted with precision engineering, this circular polarizer filter integrates a **multi-resonance coating (MRC)** technology that minimizes ghosting, flare, and internal reflections, ensuring razor-sharp images even when layered with other filters or used with fast lenses like those in the f/2.8 range. The **2.8x factor** indicates its optimized design for lenses with a maximum aperture of f/2.8 or wider, making it ideal for professional photographers who rely on high-speed glass to capture motion, low-light scenes, or creative bokeh effects without sacrificing image clarity. With a **1.5 stop reduction in light transmission**, this polarizer not only enhances contrast by cutting through haze and reflections but also subtly extends your lens s low-light capabilities, allowing for slower shutter speeds or wider apertures in challenging environments. The **49mm diameter** fits seamlessly into most modern filter systems, including step-up rings for compatibility with larger or smaller lens hoods, while its durable glass construction resists scratches and maintains optical integrity over time. Whether you re shooting landscapes to amplify sky blues and reduce glare, portraits to smooth skin tones by eliminating unwanted reflections, or urban scenes to cut through urban haze, this polarizer delivers consistent, professional results with minimal color cast or vignetting. Its robust build and precision-machined threads ensure a secure, wobble-free fit, while the MRC coating guarantees that your images remain free from distracting artifacts, even when layered with other filters like ND grads or ND filters. Perfect for photographers who demand the best from their gear, this polarizer is a must-have for those who prioritize image purity, dynamic range, and versatility in their creative workflow.

### **Pros and Cons of buying a 66-110074 49mm Polarizer (MRC Filter, 2.8x Factor, 1.5 Stop Neutral Density)**

1. **High-Quality Polarization Effect** The MRC (Multi-Resonance Coating) technology enhances contrast and reduces glare, making it ideal for landscapes, seascapes, and outdoor photography where reflections and haze are problematic.

2. **Strong Neutral Density (ND) Effect** With a **2.8x factor (1.5 stop)**, this filter allows for longer exposures in bright conditions without needing a heavier ND filter. This is useful for smooth water effects, light trails, and cinematic bokeh in daylight.

3. **Multi-Coated Optics** The MRC coating minimizes internal reflections and ghosting, ensuring sharp, clear images even at wide apertures.

4. **Durable Construction** Made from high-quality optical glass, this filter is resistant to scratches and maintains optical clarity over time.

5. **Versatile Use** Works well with both DSLR and mirrorless cameras, making it a practical addition for photographers who shoot in various lighting conditions.

6. **Threaded for 49mm Lens** A standard size that fits many mid-range lenses, though users with larger or smaller mounts may need an adapter.

7. **Reduces Lens Flare** Helps in situations where direct sunlight or bright skies would otherwise cause lens flare, improving image quality.

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1. **Expensive for a Polarizing ND** Compared to basic polarizers or ND filters, this MRC polarizer is priced higher, which may not be justified if you don t frequently use strong polarization or ND effects.

2. **Limited ND Strength** A **1.5-stop ND** is useful but not as powerful as higher-stop filters (e.g., 3-stop or 6-stop). If you need deeper ND effects for long exposures, you may still require additional filters.

3. **Potential for Overuse** Polarizers can sometimes darken skies excessively if overused, and the ND effect may not be necessary for every shot. This filter is best for specific scenarios rather than universal use.

4. **Weight and Bulk** Adding an extra filter increases lens weight, which may be noticeable when carrying a full kit.

5. **Compatibility Issues** If your lens has a larger or smaller thread size, you ll need an adapter ring, adding extra cost and potential bulk.

6. **Not a Substitute for a True ND Filter** While it provides some ND effect, serious long-exposure photographers may still need dedicated ND filters for full control over exposure times.

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The **66-110074 49mm MRC Polarizer (2.8x Factor, 1.5 Stop)** is a **high-quality, versatile filter** that excels in reducing glare, enhancing contrast, and providing a moderate ND effect for creative exposures. It is particularly valuable for landscape, travel, and outdoor photographers who frequently deal with bright light conditions.

However, it is **not a budget-friendly option** and may be **overkill** for photographers who rarely use strong polarization or ND effects. If you already own a separate polarizer and ND filter, this dual-purpose filter could be a **convenient upgrade** to reduce gear clutter.

- **Buy if:** You frequently shoot in bright outdoor conditions, need a **strong polarizer with some ND capability**, and want a **single filter** that handles multiple scenarios without switching.

- **Skip if:** You already have a dedicated polarizer and ND filter, work mostly in controlled indoor lighting, or prefer lighter-weight gear.

- **Alternative Consideration:** If you need **stronger ND effects**, pair this with a **dedicated ND filter** (e.g., 3-stop or 6-stop) for more flexibility in long exposures.

For most photographers who shoot landscapes or travel, this filter **offers excellent value** in terms of versatility and image quality. However, weigh the cost against your specific needs before purchasing.

Details:

Protecting your filters as you would camera lenses will ensure many years of use. 82 for an 82mm lens thread. The nano all-round protection on the filter glass also ensures increased scratch resistance as well extremely fast and easy cleaning for a long life. Even with protective measures employed, there are many factors that can still affect the longevity of filter: moisture prolonged exposure to humidity ,excessive heat and excessive light most common environmental causes that filters chemistry over time.

TIP HOW TO PROLONGING THE LIFE OF YOUR FILTERS: Filters, like all crafted optics, are susceptible not only to breakage, but to premature aging caused by environmental factors. B W MRC Basic filters are equipped with the exclusive Multi-Resistant Coating MRC nano premium coating technology. If you are in a humid environment, the addition of fresh silica gel packs or dehumidifier theorem they stored is also highly recommended. This high-quality broadband coating is applied on both sides and enhances the optical imaging properties, allowing uniform increased transmittance across entire light spectrum to be achieved, with minimal physically induced remaining reflection.

To achieve a secure attachment, these filters are designed to screw onto lenses with standard filter threading. The size is denoted by the symbol followed a number Hand blower first, if its just light dust,that usually handles it. Call/Text/Whats App/Signal: - Guru Enterprises.

The top knurling is re designed for enhanced gripping. The use of filter pouches or specialized cases will also keep your filters safe from breakage when not in. This 49mm MRC Basic Circular Polarizing Filter from B W reduces reflections and glare by filtering out light that has become polarized due to reflection a non-metallic surface. B W 49mm MRC Basic Circular Polarizing Filter: Guru Code #138 MFR #66-1100743, What Size Filter Do Indeed.

This results in a noticeable reduction of glare and reflections from non-metallic surfaces an increase the saturation skies foliage. Most filters are made up of several layers materials consisting glass, dyes,optical cements, chemical compounds, particles etc. To protect your filters and keep them in great working condition for a long time along with the rest of camera gear we recommend making sure to stored dark, cool, dry place when not use. A polarizing filter arranges this directional polarized light perpendicularly to the reflected light, allowing for absorption of much.

Prior to purchase, confirm a precise fit by checking your cameras lens thread size. Locate this information on the front glass element, lens cap, manual, or information from the manufacturer. Light from the sun naturally becomes partially polarized due to reflecting off electrons in air molecules, causing it scatter into what appears as haze.

part #: 661100743 prices

• $85.00-$91.90

specifications filtecam:

• brand: B-w
• mpn: 66-1100743
• part type: Circular Filter
• filter shape: Circular
• filter effects: Circular Polarizer
• filter size: 49 Mm
• country of origin: Germany

offer filtecam:

• options: Ship-to-home
• availability: In Stock
• sold: 0
• started: February 21, 2026
• quantity: 1

returns filtecam:

• paid by: Buyer
• method: Money back
• time: 14 Days
• policy: Returns Accepted

seller filtecam:

• rating: 99.9%
• city: Chatsworth, California
• # reviews: 18510

general filtecam:

• Cameras Photo > Lenses Filters > Filters
• condition: New

shipping filtecam:

• service: USPS First Class, USPS Priority Mail, FedEx 2Day
• carrier: USPS, FedEx
• class: Standard, Expedited
• type: Fixed
• cost: $0.00
• transit: 6-12 Days

payments filtecam:

• credit card: Visa
• other
• wallet: Google-pay

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