Mamiya Press Super 23
Users Guide

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Specifications

Camera body and standard lens

Lens:

Mamiya-Sekor 100 mm f/3.5, retracting-type
with exclusive lens hood
f-stops: 3.5, 4, 5.6, 8, 11, 16, 22 and 32

Shutter:

Seikosha-S #0
Shutter speeds: B, 1, 1/2, 1/4, 1/8, 1/15, 1/30, 1/60, 1/125, 1/250, and 1/500 sec.
Flash synchronization: M and X selecting type
Press focus lever (blade arrester) built-in

Lens mount:

Breech lock bayonet mount

Viewfinder:

Adjustable brilliant frame fields for 100 mm, 150 mm, and 250 mm lenses
6×9 cm and 6×7 cm formats, with lens retraction warning signal
Automatic parallax compensation

Rangefinder:

Coupled critical coincidence-type rangefinder provides instant coupling for the selected lenses

Swinging back mount:

The back mount can be tilted or swung to 15 degrees in four directions

Maximum extension of back mount:

Approximately 1³/₁₆ inches (30 mm)

Hand grip:

Removable hand grip with cable release

Physical dimensions (camera body, plus 100 mm f/3.5 lens)

Height: 6¹⁹/₃₂ inches (168 mm)
Width: 4²⁵/₃₂ inches (121 mm)
Depth: 4¹¹/₁₆ inches (119 mm)
Weight:
- Camera body: 2 lbs. 7 oz. (1100 grams)
- 100 mm f/3.5 lens: 1 lb. 3 oz. (540 grams)
- Hand grip: 10 oz. (290 grams)

Lenses and Shutters for MAMIYA PRESS SUPER 23

All lenses equipped with Seikosha #0 shutter, full M-X flash synchronization.

Lens	Lens construction	Angle of view		Lens retraction	Minimum aperture	Filter attachment size	Shutter blade arresting
Lens	Lens construction	6×9	6×7	Lens retraction	Minimum aperture	Filter attachment size	Shutter blade arresting
50 mm f/6.3	5-group, 8-element	89°30'	81°38'	no	32	72 mm	T-setting
65 mm f/6.3	4-group, 4-element	75°40'	67°50'	no	32	43 mm	T-setting
100 mm f/3.5	3-group, 4-element	53°30'	47°30'	yes	32	40.5 mm	Press focus
100 mm f/2.8	4-group, 6-element	53°30'	47°30'	no	32	72 mm	T-setting
150 mm f/5.6	3-group, 4-element	37°10'	32°30'	no	45	40.5 mm	T-setting
250 mm f/5	4-group, 6-element	22°50'	20°	no	45	105 mm	T-setting

From the same camera position	50 mm	65 mm
100 mm	150 mm	250 mm

50 mm f/6.3	65 mm f/6.3	100 mm f/3.5
100 mm f/2.8	150 mm f/5.6	250 mm f/5

Accessories

6×9 cm roll film holder:

Both No, 120 and No. 220 roll films accepted.
Number of exposures per roll: 8 on No. 120, 16 on No. 220.
Film advancing by film advance lever in two strokes.
Automatic resetting film counter.

6×7 cm roll film holder:

Number of exposures per roll: 10 on No. 120, 20 on No. 220.
Other features are the same as 6×9 cm roll film holder.

Focusing screen holder:

Quick insertion is possible for cut film, plate holder and film pack adapter.

Right-angle focusing back:

The image on the ground glass focusing screen can be viewed from a vertical position. Both a cut film plate holder and a film pack adapter can be used.

Cut film/plate holder (type J):

Cut film adapter frame furnished; this adapter frame is suitable when using a quarter size of 4¾×6½ in. (12×16.5 cm) cut film.
Dry plate: 2½×3½ in. (6.5×9 cm)
Cut film: 2½×3½ in. (6.5×9 cm) and one-quarter size of 4¾×6½ in. (12×16.5 cm)

Cut film/plate holder (type A):

Cut film adapter frame furnished; this adapter frame is suitable for 2¼×3¼ in. cut film.
Dry plate: 2½×3½ in. (6.5×9 cm)
Cut film: 2¼×3¼ in.

Film pack adapter:

Film pack 2½×3½ in. (6.5×9 cm)
Film pack 2¼×3¼ in.
As for details of the actual size of usable photosensitive materials and actual negative size when they are used, refer to the table on page 55.

Lens hood:

Individual slip-on type lens hoods are furnished (not necessary for 65 mm wide angle lens).

Filter:

Filters for all lenses are available. (Refer to the table on page 51 for respective filter size.)
Filter colors: Y2, YG, 02, UV, and SL

Sports finder for Super 23:

Frame size-for 100 mm and 150 mm lenses
Available in two types; one for 6×9 cm format and the other for 6×7 cm format.

50 mm wide angle viewfinder for Super 23

65 mm wide angle viewfinder for Super 23

Extension rings:

For close-up photographing
Set of five intermediate rings

Flashgun

for Mamiya Press with flashgun mounting piece

Mounting piece

for Mamiya Press flashgun

Mounting bracket

for Graflex flashgun

Mounting bracket

for Heiland flashgun

Tripod adapter

for vertical format photography

Hand grip

with cable release

Carrying strap

Eyecup

Finder adapter

Cutter

for quarter format of 4¾×6½ in. (12×16.5 cm) size cut film

Compartment case for Mamiya Press

Acceptable Photosensitive Material and Actual Negative Size

Type of holder	Type	Nominal size	Acceptable dimensions of material	Actual negative size	Number of exposures per holder
6×9 cm roll film holder	Roll film	120, 220		2¹³/₆₄×3⁵/₁₆ in. 56×84 mm	8 (120), 16 (220)
6×7 cm roll film holder	Roll film	120, 220		2¹³/₆₄×2⁴³/₆₄ in. 56×68 mm	10 (120), 20 (220)
Cut film/plate holder (type J)	Plate	2½×3½ in. 6.5×9 cm	2³³/₆₄×3³⁵/₆₄ in. 64×90 mm	2¼×3⁵/₁₆ in. 57×84 mm	1
	Cut film	2½×3½ in. 6.5×9 cm	2³³/₆₄×3³⁵/₆₄ in. 64×90 mm	2¼×3⁵/₁₆ in. 57×84 mm	1
	Cut film	4¾×6½ in. (12×16.5 cm) size divided into 4 equal parts	2²¹/₆₄×3¹³/₆₄ in 58×81.5 mm	2¼×3¹/₃₂ in. 57×77 mm	1
Cut film/plate holder (type A)	Plate	2½×3½ in. 6.5×9 cm	2³³/₆₄×3³⁵/₆₄ in. 64×90 mm	2¼×3⁵/₁₆ in. 57×84 mm	1
Cut film/plate holder (type A)	Cut film	2¼×3¼ in.	2¹³/₆₄×3¹³/₆₄ in. 56×81 mm	2³/₆₄×3⁷/₆₄ in. 52×79 mm	1
Film pack adapter	Film pack	2½×3½ in. 6.5×9 cm	Dimensions of film pack width: 2²³/₃₂ in. (69 mm) length: 4¹¹/₆₄ in. (106 mm) thickness: ½ in. (13 mm)	Minimum size 2¹¹/₆₄×3⁵/₃₂ in. 55×80 mm	12
		2¼×3¼ in.		Minimum size 2¼×3⁵/₃₂ in. 57×80 mm	16
		6×9 cm		Minimum size 2¼×3¹⁷/₆₄ in. 57×83 mm

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