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Pentax Lens User Manual

Pentax Lens
44 pages
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smc PENTAX-FA
INTERCHANGEABLE LENS
OPERATING MANUAL
50
15
8
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A
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1.4
Congratulations on your purchase of smc PENTAX
lens.
This operating manual applies to all of the smc
PENTAX FA, FAJ and F lenses.
In this manual, smc PENTAX FA lens is referred
to as FA lens.
Please also read your camera's operating manual.
Illustrations shown herein may differ from the
actual appearance.
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Do you have a question about the Pentax Lens and is the answer not in the manual?

Pentax Lens Specifications

General IconGeneral
BrandPentax
ModelLens
CategoryCamera Lens
LanguageEnglish

Summary

FOR SAFE USE OF YOUR LENS

Warning and Caution Definitions

Defines WARNING and CAUTION symbols and their implications for user safety and equipment.

Specific Safety Precautions

Details safety instructions regarding sun exposure through the lens and hazards associated with neck straps.

LENS CARE AND MAINTENANCE

Handling and Storage Precautions

Precautions for handling, storing, and protecting the lens from moisture and damage to prevent mildew.

Proper Lens Cleaning Method

Instructions on how to clean the lens using a blower brush and cleaning solution, wiping from center outwards.

PENTAX F, FA, FAJ LENS OVERVIEW

Lens Mount Compatibility Overview

Discusses compatibility of FA lenses with Pentax autofocus SLR cameras, enabling autofocus shooting.

Power Zoom System Introduction

Explains the Power Zoom system when FA Zoom lenses are used with KAF2-mount cameras.

CAMERA AND LENS MOUNT COMPATIBILITY

Detailed Mount Type Compatibility

Details compatibility for KAF2, KAF, KA, and K-mounts, including features like AF and electrical contacts.

MOUNTING AND REMOVING LENSES

Lens Attachment Procedure

Step-by-step guide on how to attach a lens to the camera body by aligning mounting marks.

Lens Detachment Procedure

Step-by-step guide on how to detach a lens from the camera body using the unlock button.

LENS OPERATIONAL FEATURES

Finger Point Feature

Lists specific Limited lenses that feature a finger point for easier lens mounting alignment.

Aperture Control Options

Instructions on how to set aperture manually or automatically to the 'A' position using the aperture ring.

FOCUSING PROCEDURES

Focus Mode Selection (AF/MF)

Guide to switching between Autofocus (AF) and Manual Focus (MF) modes using the camera's focus switch.

Manual Focus Operation and Confirmation

How to adjust focus manually and confirm it in the viewfinder, with notes on specific lens types.

F-STOPS AND CLICK STOP DETAILS

F-Stop Marking Interpretation

Explains the meaning of the white dot next to the maximum f-number on the aperture ring for exposure adjustment.

Intermediate F-Stop Click Stops

Describes click stops between engraved f-stops as intermediate f-stops on the aperture ring.

INFRARED PHOTOGRAPHY FOCUS

Infrared Focus Adjustment Procedure

How to adjust focus for infrared photography using the infrared index on the distance scale.

Infrared Film Usage Caution

Warning about using infrared film with specific camera models due to internal sensors that interfere with film transport.

LENS HOODS AND ACCESSORIES

Lens Hood Types and Compatibility Chart

Lists square, round, and bayonet lens hoods and their compatible lens models.

Lens Hood Usage Notes

Important notes regarding lens hood usage, including flash blockage and potential vignetting at certain focal lengths.

SQUARE AND ROUND HOOD ATTACHMENT

Attaching Square and Round Hoods

Instructions on how to attach square lens hoods by pressing tabs and round hoods by screwing them on.

BUILT-IN HOODS AND SPECIFIC HOODS

Lenses with Built-in Hoods Listed

Lists lenses that feature an integrated built-in lens hood for extended use.

FA* 24mm f/2 Lens Hood Attachment

Instructions for attaching a specific lens hood to the FA* 24mm f/2 lens by aligning marks and turning clockwise.

POLARIZING FILTER HOOD USAGE

Using Hoods with Polarizing Filters

Guide to using a lens hood with a polarizing filter, including filter window operation and alignment.

FILTER INSTALLATION AND PRECAUTIONS

Screw-in Filter Installation Guide

Information about screw-in type filters and the importance of using the proper size Pentax filter.

Filter Usage Limitations

Precautions regarding filter usage, advising against using more than one filter to avoid image quality deterioration.

FILTER SIZE AND LENS COMPATIBILITY

Filter Size to Lens Compatibility Mapping

Table listing specific filter sizes and their compatible lens models.

Polarizing Filter Vignetting Concerns

Specific precautions for using polarizing filters with certain lenses to avoid vignetting at the edges of the picture.

ZOOM LENS FEATURES

Zoom Set Button and Auto Zoom Switch Explained

Explains the function of the zoom set button and auto zoom switch on zoom lenses for focal length adjustment.

POWER ZOOM LENS FUNCTIONS

Detailed Auto Zoom Functions

Details auto zoom functions like clip mode, image size tracking, and zoom effect mode for power zoom lenses.

Power Zoom Controls and Operation

Describes the operation of the auto zoom switch and zoom set button for power zooming capabilities.

AUTOMATIC LENS RETRACTION AND TULIP MARK

Retraction Features and Tulip Mark Functionality

Explains automatic zoom ring retraction when the camera is off and the tulip mark's effect on close-up photography.

POWER AND MANUAL ZOOM OPERATION

Engaging the Power Zoom Function

Instructions on how to use the power zoom feature by pushing the zoom ring forward and moving it left or right.

Engaging the Manual Zoom Function

Instructions on how to use the manual zoom feature by pulling the zoom ring back.

APERTURE SETTING MODES

Manual Aperture Adjustment

How to manually set the aperture using the aperture ring and indices, aligning the dot for specific f-stops.

Automatic ('A') Aperture Setting

How to set the aperture to the automatic 'A' position by aligning the aperture-A index with the white-bar index.

ZOOM LENS INFRARED INDEX USAGE

Focus Compensation for Infrared Photography

Explains the need for focus compensation for infrared photography based on focal length and infrared indexes.

Zoom Lenses Lacking Infrared Index

Lists specific zoom lenses that do not feature an infrared index line on their barrel.

MACRO LENS FEATURES AND COMPONENTS

Focus-Range Limiter Functionality

Description of the focus-range limiter and its purpose for adjusting autofocus quickly on macro lenses.

Macro Lens Control Identification

Identification of key controls like clamp screw, tripod mount, and camera position shift lock screw on macro lenses.

FOCUS-RANGE LIMITER ADJUSTMENT AND BENEFITS

Setting the Focus-Range Limiter

Instructions on how to set the focus-range limiter to 'LIMIT' for shorter focusing ranges or 'FULL' for longer ranges.

Enhancing Autofocus Speed with Limiter

How the focus-range limiter helps in adjusting autofocus quickly by restricting the focus range.

MACRO LENS FOCUSING RANGE TABLE

Limiter Set Focusing Range Data

Table detailing the focusing range for different limiter settings on FA Macro 100mm f/2.8 and FA* Macro 200mm f/4ED (IF) lenses.

CLAMP SCREW FOR MANUAL FOCUS

Clamp Screw Operation for Stability

Explains the use of the clamp screw for manual focusing, especially when the lens is pointing down, to prevent rotation.

TRIPOD MOUNT AND MAGNIFICATION SCALE

Tripod Mount Camera Positioning

How to use the tripod mount on the FA* 200mm f/4 ED (IF) lens and position the camera vertically or horizontally.

Interpreting Macro Lens Magnification Scale

How to read and use the magnification scale on macro lenses by adjusting camera position and setting manual focus.

WIDE-ANGLE LENS (FA* 24mm f/2 (IF)) OPERATION

Focus Mode Selection on FA* 24mm f/2

How to set autofocus or manual focus modes on the FA* 24mm f/2 lens by pushing or pulling the focusing ring.

FA* 24mm f/2 Manual Focus Limitations

Notes on manual focus ring rotation without stoppers for the FA* 24mm f/2 lens, which has a continuously rotating ring.

TELEPHOTO LENS FOCUS MODE OPERATION

Focus Mode Selection for Telephoto Lenses

How to set autofocus or manual focus modes on telephoto lenses like FA* 85mm, FA* 200mm, and FA* 300mm.

TELEPHOTO LENS INFINITY MARK NOTE

Infinity Mark Behavior and Focus Adjustment Details

Explanation of the infinity mark behavior on telephoto lenses and the need to confirm focus visually due to temperature effects.

FLASH USAGE PRECAUTIONS

Built-in Flash Compatibility and Vignetting

Precautions for using the built-in flash with lenses, noting potential vignetting in picture corners even without a warning.

External Flash Precautions with Hood

Precautions for using an external flash with a specific lens and hood, emphasizing the removal of the hood for the built-in flash.

SOFT LENS CASE COMPATIBILITY

Soft Case Model and Lens Cross-Reference

Table listing lens codes and their corresponding compatible soft lens cases for protection.

LENS SPECIFICATIONS SUMMARY

Ultra-Wide-Angle Lens Specifications

Specifications for ultra wide-angle lenses, including aperture, angle of view, elements-groups, and minimum focus distance.

Wide-Angle Lens Specifications

Specifications for wide-angle lenses, including aperture, angle of view, elements-groups, and minimum focus distance.

Standard Lens Specifications

Specifications for standard lenses, including aperture, angle of view, elements-groups, and minimum focus distance.

Medium Telephoto Lens Specifications

Specifications for medium telephoto lenses, including aperture, angle of view, elements-groups, and minimum focus distance.

Telephoto Lens Specifications

Specifications for telephoto lenses, including aperture, angle of view, elements-groups, and minimum focus distance.

Ultra-Telephoto Lens Specifications

Specifications for ultra-telephoto lenses, including aperture, angle of view, elements-groups, and minimum focus distance.

Macro Lens Specifications

Specifications for macro lenses, including aperture, angle of view, elements-groups, and minimum focus distance.

DETAILED LENS SPECIFICATIONS

Magnification, Dimensions, Weight, Filter, and Compatibility Data

Detailed specifications table for various lenses including magnification, dimensions, weight, filter size, and rear converter compatibility.

ZOOM LENS SPECIFICATIONS

Zoom Lens Technical Data

Specifications for various zoom lenses, including aperture, angle of view, elements-groups, and minimum focus distance.

ZOOM LENS SPECIFICATIONS (CONTINUED)

Additional Zoom Lens Technical Data

Continued specifications for zoom lenses, including magnification, dimensions, weight, filter size, and power zoom capability.

SOFT LENS SPECIFICATIONS

Soft Lens Technical Data

Specifications for soft lenses, including aperture, angle of view, elements-groups, and minimum focus distance.

SOFT LENS SPECIFICATIONS (CONTINUED)

Additional Soft Lens Technical Data

Continued specifications for soft lenses, including magnification, dimensions, weight, and filter size.

BUILT-IN FLASH LENS COMPATIBILITY

Z/PZ Series Camera Compatibility

Table showing built-in flash compatibility with Z/PZ series cameras, indicating compatible (O) or incompatible (X) lenses.

MZ Series Camera Compatibility

Table showing built-in flash compatibility with MZ series cameras, indicating compatible (O) or incompatible (X) lenses.

MZ-S Series Camera Compatibility

Table showing built-in flash compatibility with MZ-S series cameras, indicating compatible (O) or incompatible (X) lenses.

ZOOM LENS BUILT-IN FLASH COMPATIBILITY

Z/PZ Series Camera Compatibility (Zoom)

Table detailing compatibility of zoom lenses with Z/PZ series cameras regarding built-in flash.

MZ Series Camera Compatibility (Zoom)

Table detailing compatibility of zoom lenses with MZ series cameras regarding built-in flash.

MZ-S Series Camera Compatibility (Zoom)

Table detailing compatibility of zoom lenses with MZ-S series cameras regarding built-in flash.

FCC COMPLIANCE STATEMENT

Statement on FCC Rules

Statement regarding compliance with FCC Part 15 rules for digital devices and potential interference.

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