Pentax

Pentax 45MM F.2.8 FA SMC 645 Medium Format Lens

Name: Pentax 45MM F.2.8 FA SMC 645 Medium Format Lens
Brand: Pentax
SKU: 45MM F.2.8 FA SMC 645

Capture Stunning Wide-Angle Shots with the Pentax 45mm 645N LensThe Pentax 45mm 645N Lens is designed to deliver high-quality, wide-angle images with exceptional clarity. Specifically crafted for use with Pentax 645 cameras, this lens offers precise control and stunning results for both professio...

$528.00*

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Overview

Capture Stunning Wide-Angle Shots with the Pentax 45mm 645N Lens

The Pentax 45mm 645N Lens is designed to deliver high-quality, wide-angle images with exceptional clarity. Specifically crafted for use with Pentax 645 cameras, this lens offers precise control and stunning results for both professional and enthusiast photographers.

Focal Length: 45mm
Aperture: f/2.8
Lens Construction: 9 elements / 8 groups
Minimum Aperture: 22
Angle of View: 76 degrees
Focus Adjustment: Automatic, manual
Filter Size: 67 mm

Key Features

This 45mm lens is specially designed for use with the Pentax 645N SLR large-format camera body

Features include - minimum aperture - 22

Lens Construction - 9 elements / 8 groups

Angle of View - 76 degrees

Diaphragm - Fully Automatic

Specifications

Brand

Pentax

Focal Length

45mm

Maximum Aperture

F.2.8

Minimum Aperture

Lens Mount

Pentax 645 Medium Format

Lens Construction

9 elements / 8 groups

Angle of View

76 degrees

Diaphragm

Fully Automatic

Frequently Asked Questions

Which camera is this Pentax 45mm lens designed for?

This 45mm lens is specifically designed for use with the Pentax 645N SLR large-format camera body.

What is the maximum aperture of this lens?

The maximum aperture of this Pentax 45mm lens is F2.8.

How many elements and groups are in the construction of this lens?

The lens construction features 9 elements arranged in 8 groups.

Does this lens offer automatic diaphragm control?

Yes, this lens features a fully automatic diaphragm for convenient aperture control during shooting.

What is the angle of view provided by this 45mm lens?

This lens provides a 76-degree angle of view, suitable for a broad range of photographic subjects.

Strengths & Trade-offs

👍 Pros

This 45mm lens is specifically designed to integrate with the Pentax 645N SLR large-format camera body.
It features a fully automatic diaphragm, providing seamless aperture control for consistent exposure.
The lens construction consists of 9 elements in 8 groups, a design choice often aimed at optical clarity and aberration correction.
With a minimum aperture of 22, this lens offers extensive depth of field control for various photographic needs.
The 76-degree angle of view provides a wide perspective, suitable for landscapes, interiors, or general medium format photography.

👎 Cons

The lens is exclusively designed for the Pentax 645N SLR large-format camera, limiting its usability to that specific system.
While a minimum aperture of 22 is provided, the maximum aperture is only f/2.8, which might be less ideal for extreme low-light conditions compared to faster lenses.
Information on internal focusing or weather sealing is not provided, which could be a consideration for certain shooting environments.
The description does not specify the lens's weight or dimensions, making it difficult to assess its portability and handling characteristics.
Details regarding lens coatings or special optical elements beyond the element/group count are not available.