HOYA 43.5-K2 Lens Filter Film Olympus Trip Pen 43.5S

( Brand: Hoya ), ( Manufacturer Part Number: 43.5-K2 ), ( Part Type: Film Filter ), ( Filter Shape: Circular ), ( Filter Color: Yellow ), ( Filter Effects: Contrast Enhancement ), ( To Fit: Camera, Film Camera ), ( Unit Type: Unit ), ( Filter Diameter: 43.5mm ), ( Circular Size: 43.5 Mm ), ( Unit Quantity: Single ), ( Mount Fitting: Threaded ), ( Country Of Origin: Japan )

Review HOYA Vintage Yellow K2 Lens Filter Film Olympus Trip 35 Pen

The **Hoya 43.5-K2 43.5S K2 Lens Filter** is a meticulously crafted, high-quality circular polarizer designed specifically for the iconic **Olympus Trip 35 Pen** camera, offering photographers a versatile and professional tool to elevate their film photography. Engineered with precision, this 43.5mm filter features a **linear polarizing element** encased in a durable, non-reflective black matte finish, ensuring minimal flare and distortion while maintaining optimal light transmission. The **K2 series** from Hoya is renowned for its superior optical clarity, allowing photographers to achieve vibrant, saturated colors and enhanced contrast without sacrificing sharpness or image fidelity. The **43.5S variant** incorporates a slightly larger diameter (43.5mm) compared to standard 43.5mm filters, providing a snug, secure fit on the Olympus Trip 35 Pen s lens while minimizing vignetting a common issue with smaller filters. This design ensures that the polarizer remains centered, preserving the full frame of the film s 35mm negative without any unwanted darkening at the edges. Ideal for landscape, travel, and street photography, this filter excels at reducing glare from water, glass, and foliage, while intensifying the blue tones of skies and deepening the richness of foliage. Its **multi-coated optics** further enhance light transmission, making it an excellent choice for both bright daylight and low-light conditions. Whether you're shooting on **Olympus Trip 35 Pen film** or exploring the camera s versatility with modern digital attachments, the Hoya 43.5-K2 43.5S K2 Lens Filter delivers professional-grade performance, ensuring your images retain their full dynamic range and artistic integrity.

The **Hoya 43.5-K2 43.5S K2** lens filter is designed for the Olympus Trip 35 Pen (and similar film cameras with a 43.5mm lens). Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the Hoya 43.5-K2 43.5S K2 Lens Filter**

1. **High-Quality Optical Clarity**

The K2 series from Hoya is known for its precision-machined glass and multi-layer anti-reflective coating, which minimizes flare and ghosting. This ensures sharp, clear images even in bright conditions.

2. **UV Protection**

The filter includes a UV coating, which helps reduce haze and improve color accuracy, especially in outdoor or high-altitude shooting. This is particularly useful for film photography, where color fidelity matters.

3. **Durable Construction**

Hoya filters are built to withstand harsh conditions, including dust, moisture, and physical stress. The threaded metal ring ensures a secure fit on the lens.

4. **Compatibility with Film Photography**

Since the Olympus Trip 35 Pen uses a 43.5mm lens, this filter fits perfectly without requiring adapters. It s designed to work seamlessly with the camera s native lens.

5. **Minimal Light Loss**

Unlike some polarizing or graduated filters, the K2 does not significantly reduce light transmission, which is important for film photography where exposure control is critical.

6. **Easy to Clean and Maintain**

The smooth glass surface makes it simple to clean with a microfiber cloth and lens cleaner, reducing the risk of scratches.

7. **Affordable for a Premium Filter**

Compared to some high-end filter brands, Hoya offers excellent value for money while maintaining professional-grade quality.

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### **Cons of the Hoya 43.5-K2 43.5S K2 Lens Filter**

1. **No Polarizing or Graduated Effects**

This is a basic UV/clear filter and does not provide polarizing or graduated density effects. If you need these features, you would need to purchase additional filters separately.

2. **Limited Color Correction**

While the anti-reflective coating helps, it does not correct color casts from the lens itself. If your lens has a noticeable color signature, you may still need a color correction filter.

3. **Potential for Reflection**

Although the anti-reflective coating reduces flare, some light reflection can still occur, especially when shooting directly into bright light sources.

4. **Not a Neutral Density (ND) Filter**

If you plan to shoot long exposures or slow shutter speeds in bright conditions, you would need to invest in a separate ND filter.

5. **Thread Size Specificity**

The 43.5mm thread is standard for the Olympus Trip 35 Pen, but if you ever switch lenses or cameras, you may need different-sized filters.

6. **No Built-in Protection Against Scratches**

While durable, the glass surface can still scratch if mishandled. Always use a filter holder or lens cap when not in use.

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### **Conclusion**

The **Hoya 43.5-K2 43.5S K2** is an excellent choice for film photographers using the Olympus Trip 35 Pen. It provides reliable UV protection, minimal light loss, and high optical clarity at a reasonable price. However, it lacks specialized effects like polarization or graduated density, which may require additional filters.

If your primary goal is to protect your lens and improve image quality without altering exposure or color significantly, this filter is a solid investment. For photographers who need additional effects like polarization or ND filtering, you would need to purchase those separately.

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### **Recommendation**

- You want a high-quality, durable UV filter for your Olympus Trip 35 Pen.

- You prioritize optical clarity and protection for your lens.

- You are satisfied with a basic filter and do not require polarizing or graduated effects.

- You need polarization or graduated density effects (in which case, you may want a polarizing filter or a graduated ND filter).

- You frequently shoot in very bright conditions and require ND filters for long exposures.

For most film photographers using the Olympus Trip 35 Pen, the Hoya K2 is a practical and reliable choice that enhances image quality without unnecessary complications.

Details:

Condition: Used, in good condition. Vintage Hoya 43.5S Yellow K2 Lens Filter for B W Film Fits Olympus Trip 35 Pen. See photos for condition details.

part #: 435k2 prices

• $18.95-$24.99

specifications filtecam:

• brand: Hoya
• mpn: 43.5-k2
• part type: Film Filter
• filter shape: Circular
• filter color: Yellow
• filter effects: Contrast Enhancement
• to fit: Camera, Film Camera
• unit type: Unit
• filter diameter: 43.5mm
• circular size: 43.5 Mm
• unit quantity: Single
• mount fitting: Threaded
• country of origin: Japan

shipping filtecam:

• transit: 4-9 Days
• type: Calculated
• service: USPS Ground Advantage, UPS Ground Saver, FedEx Ground Economy
• class: Standard, Economy
• cost: $5.89
• carrier: USPS, UPS, FedEx

payments filtecam:

• credit card: Diners-club
• other
• wallet: Paypal

returns filtecam:

• paid by: Seller
• time: 30 Days
• method: Money back
• policy: Returns Accepted

general filtecam:

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

seller filtecam:

• rating: 100.0%
• # reviews: 797
• city: Thiensville, Wisconsin

offer filtecam:

• quantity: 1
• options: Ship-to-home
• sold: 0
• started: April 18, 2026
• availability: In Stock
• best offers: True

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