C. FRIEDRICH 122-25 Cf Varifocal Lens Aperture 122-132MM F/6.8-7.3 18.0MM

( Brand: C. Friedrich ), ( Manufacturer Part Number: 122-25 ), ( Model: CF-R 122-25 ), ( Lens Barrel Material: Aluminum ), ( Maximum Aperture: F/6.8 ), ( Type: Standard ), ( Focal Length: 122-132mm ), ( Country/region Of Manufacture: Germany )

Review C. FRIEDRICH Cf r 122-132mm F/6.8-7.3 Varifocal Lens 18.0mm Aperture

The Friedrich 122-25 CF-R Varifocal Lens is an excellent choice for those seeking versatility and flexibility in their surveillance or observation systems. This lens boasts a focal length range of 122-132mm, providing a variable field of view that can be adjusted to suit different monitoring needs.

The lens features an aperture of 18.0mm at its widest setting, which allows for a broad, expansive view. As the focal length is increased, the aperture also decreases, maintaining an f-stop range of f/6.8-7.3. This ensures that the image remains sharp and focused, even as the field of view is narrowed.

The Friedrich 122-25 CF-R Varifocal Lens is designed with a rugged construction, making it ideal for use in various environments. It is constructed with high-quality materials that can withstand adverse weather conditions and intensive use. The lens is also compatible with a wide range of CCTV and surveillance systems, ensuring ease of integration into existing security setups.

The lens's varifocal design enables users to adjust the field of view remotely, allowing for greater control over the monitored area. This feature is particularly useful in situations where the monitoring area is large and requires different levels of focus at various points.

The Friedrich 122-25 CF-R Varifocal Lens is a high-performance, versatile solution for surveillance and observation applications. Its adjustable focal length, large aperture, and rugged construction make it an excellent choice for security professionals, business owners, and individuals seeking a reliable and powerful lens for their monitoring systems.

The Friedrich 122-25 CF-R varifocal lens with an aperture of 18.0mm and focal length range of 122-132mm (equivalent to 35mm to 43mm in 35mm camera terms) is a versatile option for security and surveillance applications. Here are some pros and cons that can help you make an informed decision about purchasing this lens:

1. Wide Angle to Telephoto Flexibility: The varifocal lens offers a wide angle view for larger field of vision and the ability to zoom in for detailed observation, making it suitable for monitoring large areas or identifying specific objects.

2. Bright Aperture: The 18.0mm aperture allows more light to enter the lens, resulting in better image quality in low-light conditions.

3. Manual Focus: The manual focus feature provides the flexibility to adjust focus manually for precise observation.

4. Rugged Design: The lens is designed for outdoor use and can withstand harsh environments, making it ideal for security applications.

1. Price: The Friedrich 122-25 CF-R varifocal lens is more expensive compared to fixed focal length lenses, making it a higher investment for security applications.

2. Depth of Field: The wide angle view may result in a shallow depth of field, making it challenging to keep the entire object in focus when zoomed in.

3. Complexity: The varifocal lens is more complex than a fixed focal length lens, requiring additional adjustments and maintenance.

In conclusion, the Friedrich 122-25 CF-R varifocal lens offers the flexibility of both wide angle and telephoto capabilities, a bright aperture for better image quality in low-light conditions, and a rugged design suitable for outdoor security applications. However, it comes at a higher cost and may require more complex adjustments compared to fixed focal length lenses. Ultimately, the decision to purchase this lens depends on the specific surveillance requirements, budget, and preference for flexibility versus simplicity.

If you prioritize the flexibility to monitor large areas and identify specific objects, and have the budget for it, the Friedrich 122-25 CF-R varifocal lens is a strong recommendation. However, if you prefer a simpler and more cost-effective solution, a fixed focal length lens may be a better fit for your security needs.

Details:

Lens is pristine and unused. Friedrich CF-R 122-25 122-132mm f/6.8-7.3 Varifocal 18mm Lens. Specifications. Distributor Roslyn Optics: #35.111.

Adjustable focus from 122.0mm to 132.0mm. Fine construction, with an exceptionally clear, high quality image. High quality Cooke Triplet design. Vintage stock, new in original packaging.

Design: Cooke Triplet 3 elements Cluster Lens. Made in Germany.

part #: 12225 price

• $29.00

specifications lephovi:

• brand: C. Friedrich
• mpn: 122-25
• model: Cf-r 122-25
• lens barrel material: Aluminum
• maximum aperture: F/6.8
• type: Standard
• focal length: 122-132mm
• country/region of manufacture: Germany

general lephovi:

• Cameras Photo > Vintage Movie Photography > Vintage Lenses

offer lephovi:

• availability: In Stock
• options: Ship-to-home
• started: June 9, 2025
• sold: 0

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• service: USPS Ground Advantage, UPS Ground Saver
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• type: Calculated
• carrier: USPS, UPS
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• transit: 4-9 Days

seller lephovi:

• city: Tucson, Arizona
• # reviews: 637
• rating: 100.0%

returns lephovi:

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

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