Irix 11mm f/4.0 Firefly Canon

Irix 11mm f/4.0 Firefly Canon – Extremely wide-angle lens with low distortion

Irix 11mm f/4.0 Firefly is a manual focus lens designed for DSLR cameras, offering an incredible 126-degree field of view. It is the perfect choice for filmmakers and photographers who want to capture wide landscapes and details without distortion. With a construction that ensures high optical quality and low distortion, this lens is ideal for both professional and creative work.

Features and Benefits

This lens is equipped with 16 elements in 10 groups, including 4 high-refractive lenses, 2 ED lenses, and 3 aspherical lenses. Together, these contribute to a very low distortion of only 3.13%, making the Irix 11mm f/4.0 unique in its class. The ergonomic focusing ring with rubber grip provides comfortable and secure use, making it easy to work with even under challenging conditions.

The lens also has a weather-resistant construction that protects against dust and moisture, which is crucial for outdoor use. With three rubber seals, both the camera mount and focusing mechanism are protected from accidental water splashes. Additionally, gel filters can be used in the rear part of the lens, providing extra creative opportunities for photographers.

Specifications

• Image Size: 35mm Full Frame
• Focal Length: 11mm
• Field of View: 126° (diagonal)
• Focusing Range: 0.275 m (0.9 ft)
• Focusing Type: Manual with lock function and focus confirmation
• Aperture Range: F/4 – F/22
• Aperture Control: Via camera
• Aperture Shape: 9 rounded blades
• Lens Construction: 16 elements in 10 groups (4X HR, 2X ED, 3X ASP)
• Front Filter Thread: None
• Rear Filter Thread: 30 x 30mm
• Dimensions: 118 x 100 mm
• Weight: 730g

Frequently asked questions

What is the angle of view of the Irix 11mm f/4.0 Firefly Canon?
The lens has an angle of view of 126 degrees (diagonal).

What type of focusing does the Irix 11mm f/4.0 Firefly Canon have?
It is a manual focus lens with a locking feature and focus confirmation.

How many elements and groups does the lens construction consist of?
The lens has 16 elements in 10 groups.

What is the minimum focusing distance for the lens?
The focusing range is 0.275 m (0.9 ft).

Is the Irix 11mm f/4.0 Firefly Canon weather-resistant?
Yes, the lens has a weather-resistant construction that protects against dust and moisture.