Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC) on OM-1 MD

Sample Images made with this lens

Click to Enlarge - Full Frame - Made with Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC)

Click to Enlarge - Crop from 100% Image - Made with Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC)

Full Frame 100% Crop (click to enlarge to full size)
Click to Enlarge - Full Frame - Made with Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC) Click to Enlarge - Crop from 100% Image - Made with Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC)
Full Frame 100% Crop (click to enlarge to full size)
Click to Enlarge - Full Frame - Made with Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC) Click to Enlarge - Crop from 100% Image - Made with Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC)
Full Frame 100% Crop (click to enlarge to full size)

 

Click to Enlarge - Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC)

 

ZUIKO 100mm F2.8 catalog image

ZUIKO 100mm F2.8 Although its focal length is twice as long, this 100mm lens is approximately the same size (telephoto ratio 0.93) and weight as a conventional standard 50mm lensHowever, because of its 24° angle of view, it produces images twice as large. It has been designed to deliver the same high resolution and contrast as a standard lens and a moderate telephoto perspective. Accepts a 49mm filter.

• Telephoto Ratio Telephoto ratio is derived by dividing the distance from the front vertex of a lens to the film plane by the focal length. The smaller the telephoto ratio, the smaller the total length of the lens.

• Angle of View The total subject area which can be photographed by a particular lens is expressed as an angle. Though there are three types of angles which can be measured (based on horizontal, vertical, and diagonals of the film frame), the lens expressive capabilities must be designed to cover the widest angle in the diagonal direction.

Olympus OM System Interchangeable Lenses Catalog

Download Olympus OM System Zuiko Interchangeable Lenses Catalog

 

 Specifications
Zuiko Auto-T 1:2.8 f=100mm (MC) on OM-1 MD
Angle of View 47°
Optical Construction (Element-Group) 5-4
Diaphragm Auto
f-stop range 2.8 - 22
Minimum focus (feet) 1m (3.3)
Minimum photographic range 29 x 19cm
Weight (oz.) 230g (6.0)
Length 48mm
Maximum Diameter 60mm
Hood 49mm Screw in
Filter Size 49mm

Click to Enlarge - Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC) with OM-1 MD

Olympus OM-1 MD
System Olympus OM-System
Camera Type 35mm Single Lens Reflex with focal plane shutter
Film Size and Capacity 35mm perforated film in 12, 20, or 36 exposure cartridges
removable hinged back accepts 250 exposure back and Recordata back (optional accessories).
Film Format 24mm x 36mm
Standard Lens 50mm F1.8 F Zuiko Auto-S 6 elements in 5 groups
50mm F1.4 G Zuiko Auto-S 7 elements in 6 groups
55mm F1.2 G Zuiko Auto-S 7 elements in 6 groups
Lens Mount Olympus OM Mount, bayonet type
Minimum Focusing Distance 45cm (17 ¾   inches) with standard lens
Lens Accessory Size 49mm threaded for F1.8 and F1.4 lenses; 55mm threaded for F1.2 lens
Shutter Focal plane shutter, dial mounted control, with speeds 1 to 1/1000 second plus B
Self-Timer 4-12 second delay lever type; can be stopped after actuation
Exposure Measurement Two highly-sensitive CdS cells located on either side of the eyepiece provide through-the-lens open aperture light measurement.  Match needle setting visible in viewfinder.  On/Off switch located atop camera
Exposure Range EV 2-17 (ASA 100 with F1.4 standard lens)
Battery 1.3 volt mercury battery (Eveready E625, Mallory RM625-R, GE No. 625 or equivalent)
Film Speed Range ASA 25-1600
Viewfinder Pentaprism type wide-vision finder shows 97% of actual picture field
Interchangeable focusing screens
Visible exposure meter needle
Viewfinder Magnification 0.92X at infinity with standard 50mm lens
Viewfinder Apparent Field View 23° 30' & 35°
Focusing Screens 1-1 Microprism Matte type provided.
Interchangeable with any of 11 additional screens
Reflex Mirror Oversize
Quick-return type with mirror lock-up control
Flash Contacts X and FP with switch
Flash Synchronization With electronic flash (X) 1 to 1/60 second
With Class "M" bulbs (X) 1 to 1/15 second
With Class "F" bulbs (X) 1 to 1/15 second
With focal plane bulbs (FP) 1/60 to 1/1000 second
Hot Shoe Socket Built-in  Easy to attach Olympus hot shoe available
Film Advance (Manual) Ratchet type film advance.  May be advanced in one stroke or several short strokes for a total of 150° rotation.  Built-in prevention against double advance with double exposure override capability
Film Advance (Motor Drive) When attached with motor drive units, single frame and sequential filming of 5 frames per second in optimal conditions possible
Exposure Counter Progressive type from "S" (Start) to 36 and "E" (End).  Counter automatically resets to "S" when rear cover opened
Film Rewinding Rewind crank with automatic resetting rewind release lever
Rear Cover Removable hinge type.   Interchangeable with Recordata Back and 250 Film Back
Dimensions and Weights With F1.8 lens - 136mm x 83mm x 81mm (5 3/8" x 3 1/4" x 3 3/16"): 660 gr. (23.3 oz)
With F1.4 lens - 136mm x 83mm x 86mm (5 3/8" x 3 1/4" x 3 3/8"): 720 gr. (25.4 oz)
With F1.2 lens - 136mm x 83mm x 97mm (5 3/8" x 3 1/4" x 3 13/16"): 800 gr. (28.2 oz)
Body Only - 136mm x 83mm x 50mm (5 3/8" x 3 1/4" x 2"): 490 gr. (17.3 oz)

 

Click to Enlarge - Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC) with OM-1 MD

 
Click to Enlarge - Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC) with OM-1 MD
 
Click to Enlarge - Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC)
 
Click to Enlarge - Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC)
 
Click to Enlarge - Olympus OM System Zuiko Auto-T 1:2.8 f=100mm (MC)
 
 
 
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Olympus OM System Interchangeable Lenses Catalog

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