smc Pentax-A* 200mm F/4 ED Macro

Macro lens • Film era • Discontinued

  • Announced:
  • · November 1986
  • Production status:
  • ● Discontinued
  • Country of design:
  • · Japan
  • Original name:
  • · SMC PENTAX-A* MACRO 1:4 200mm ED
  • Class:
  • · Slow full-frame macro lens
  • · Professional model
  • System:
  • · Pentax K (1975)

Abbreviations

SMC Multi-layer anti-reflection coating is applied to the surfaces of lens elements. This anti-reflection coating increases light transmission, eliminates flare and ghosting, and maintains color consistence among all lens models.
* Professional lens with high quality optics and robust build. Meets the highest standards and provides excellent performance and flawless image quality unachievable with traditional optical technologies.
A A manual focus lens with automatic maximum aperture indexing and automatic aperture control. Learn more
ED The lens incorporates low dispersion elements.
MACRO Macro lens. Designed specially for shooting close-ups of small subjects but can be also used in other genres of photography, not necessarily requiring focusing at close distances. Learn more

Model history (2)

■smc Pentax-A* 200mm F/4 ED Macro • 1:1A10 - 90.55m⌀58 1986 ●
■smc Pentax-FA* 200mm F/4 ED [IF] Macro • 1:1A12 - 90.50m⌀67 2000 ●

Specification

Optical design:
35mm full frame
200mm
F/4
10 elements in 9 groups
? ED
Floating element system
Pentax K [45.5mm]
12.3° (35mm full frame)
On Pentax K APS-C [1.53x] cameras:
35mm equivalent focal length:
306mm (in terms of field of view)
35mm equivalent speed:
F/6.1 (in terms of depth of field)
Diagonal angle of view:
8.1°
Diaphragm mechanism:
Diaphragm type:
Automatic
Aperture control:
Aperture ring (Manual settings + Auto Exposure setting)
8 (eight)
Focusing:
0.55m
1:1
Focusing modes:
Manual focus only
Manual focus control:
Focusing ring
Physical characteristics:
895g
⌀70.5×145mm
Accessories:
Screw-type 58mm
Built-in telescopic round
Pentax Rear Converter-A 1.4X-L → 280mm F/5.6
Pentax Rear Converter-A 2X-L → 400mm F/8
Pentax Rear Converter-A 2X-S → 400mm F/8

Sources of data

  • Manufacturer's technical data.
  • Pentax 35mm SLR lenses (September 1989).
  • Pentax 35mm interchangeable lenses operating manual (August 2003).
  • Pentax lenses & accessories booklet (December 1986).
  • Pentax 35mm SLR lenses.
  • Pentax Z-1P booklet (PUB. 016901) (September 1995).
  • Pentax cameras booklet (PUB. 06091, 40 pages) (March 1987).
  • Pentax SLR cameras booklet (PUB. 050101) (September 1988).
  • Pentax - A complete selection of top-performance cameras booklet (PUB. 040201) (October 1997).
  • Pentax ZX-M booklet.

Manufacturer description

With magnifications up to life-size, this lens features extra-low dispersion lens elements and a FREE focusing system for minimized chromatic aberration and sharp, crisp images. Its longer focal length lets you capture life-size macro images from further away (55cm or 1.8ft) than 50mm and 100mm macro lenses and allows more space for complicated lighting equipment.

Pentax-A series

The third generation of lenses designed for Pentax 35mm SLR cameras with bayonet mount. Introduced with the Pentax super A in 1983.

  • Robust, all-metal design with recessed focusing distance scale;
  • Fully automatic diaphragm;
  • Support for TTL open-aperture metering;
  • Electronic contacts for transmission of aperture information;
  • "A" setting on the aperture ring for automatic aperture control in the Programmed AE and Shutter-priority AE modes;
  • Extremely accurate manual focusing with rubberized focusing ring;
  • Multi-layer anti-reflection coating.

Other macro lenses in the Pentax K system

■Pentax K mount (8)
smc Pentax 50mm F/4 Macro • 1:2A4 - 30.23m⌀52 1975 ●
smc Pentax-M 50mm F/4 Macro • 1:2A4 - 30.23m⌀49 1977 ●
smc Pentax-A 50mm F/2.8 Macro • 1:2A6 - 40.24m⌀49 1983 ●
smc Pentax 100mm F/4 Macro • 1:2A5 - 30.45m⌀52 1975 ●
smc Pentax 100mm F/4 BellowsM5 - 3⌀52 1975 ●
smc Pentax-M 100mm F/4 Macro • 1:2A5 - 30.45m⌀49 1977 ●
smc Pentax-A 100mm F/4 Macro • 1:2A5 - 30.45m⌀49 1984 ●
smc Pentax-A 100mm F/2.8 Macro • 1:1A7 - 70.31m⌀58 1985 ●

Lenses with similar focal length

■Pentax K mount (3)
Sigma MF 180mm F/2.8 APO Macro ZEN • 1:2A13 - 110.64m⌀82 1990 ●
Sigma MF 180mm F/5.6 APO UC Multi-Coated Macro ZEN • 1:2A9 - 60.55m⌀52 1990 ●
Zhongyi Mitakon Creator APO 200mm F/4 Macro SLR • 1:1M11 - 70.48m⌀67 2023 ●

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