Mamiya SEKOR MACRO Z 140 mm f/4.5 User Manual

Mamiya SEKOR MACRO Z 140 mm f/4.5 Specifications

General

Focal Length	140 mm
Maximum Aperture	f/4.5
Lens Type	Macro
Lens Mount	Mamiya 645
Format Compatibility	Medium Format
Diaphragm Blades	8
Filter Size	67mm
Length	120 mm

Summary

Mamiya-Sekor Macro Z 140mm f/4.5 Overview

Names of Parts

Identifies key components of the lens system with numerical references to diagrams.

Specifications

Details technical attributes of the lens, including focal length, aperture, and dimensions.

Photography Instructions and Techniques

General Photography Without Auto Extension Tubes

Guide for basic photography operations without using extension tubes.

Using Auto Extension Tube No. 1

Step-by-step instructions for using the first auto extension tube for close-up photography.

Using Auto Extension Tube No. 2

Detailed guide on operating with the second auto extension tube for enhanced close-up shots.

Using Auto Extension Tubes No. 1 and No. 2 Together

Instructions for combining both auto extension tubes for advanced close-up photography.

Understanding Lens Features and Tables

Depth-of-Field Explained

How to read and utilize depth-of-field information on the lens and finder.

Magnification Guide

Explains how magnification is represented and calculated for close-up shots.

Exposure Compensation

Guidance on adjusting exposure settings based on step values and camera meters.

Close-Up Photography Table Guide

Reading the Table

Instructions on interpreting the close-up photography table for various settings.