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Flat-Field Astrographs

Refractors designed specifically for astrophotography, delivering a flat imaging field without the need for additional optical correction.

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19 products across 2 brands

AskarAskar
7 products

A popular and well-established astrophotography brand offering modern refractors, astrographs, and accessories across a wide range of imaging needs.

Series

PHQ

Longer focal-length flat-field astrographs with self-flattening optics, full-frame support, and strong all-round versatility for imagers who want excellent performance with less setup complexity.

3 products

80PHQ

80PHQ

R 32 550.00

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  • Quadruplet APO design with two ED glass elements
  • Built-in field flattener - no additional flattener needed
  • No back-focus calculations required
107PHQ

107PHQ

R 48 500.00

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  • Quadruplet APO design with two ED glass elements
  • Built-in field flattener - no additional flattener needed
  • No back-focus calculations required
130PHQ

130PHQ

R 75 990.00

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  • Quadruplet APO design with two ED glass elements
  • Built-in field flattener - no additional flattener needed
  • 60mm medium-format image circle

Series

SQA

High-quality quintuplet SD-glass Petzval astrographs built for dedicated imaging, ranging from compact wide-field models to larger options that extend into full-frame and even medium-format coverage.

4 products

SQA70

SQA70

R 33 850.00

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  • Quintuplet 5-element APO design with two ED glass elements
  • Fast f/4.8 focal ratio ideal for deep sky imaging
  • 44mm image circle covers full-frame sensors
SQA85

SQA85

R 49 550.00

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  • Quintuplet air-spaced optical design
  • Two pieces of SD (Super-low Dispersion) glass
  • Full-frame sensor coverage
SQA106

SQA106

R 71 700.00

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  • Quintuplet 5-element APO design with two SD glass elements
  • Large 106mm aperture for excellent light gathering
  • Fast f/4.8 focal ratio ideal for deep sky imaging
SQA130

SQA130

R 98 250.00

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  • Flagship quintuplet 5-element APO design with two SD glass elements
  • Massive 130mm aperture for maximum light gathering
  • Fast f/4.8 focal ratio ideal for deep sky imaging
Sky RoverSky Rover
12 products

Sky Rover combines premium binoculars, refractors, and astrographs with refined optics, dependable mechanics, and excellent value for visual observing and astrophotography.

Series

MA

Multipurpose native-flat-field astrographs designed for flexible imaging, with full-frame support at prime focus and optional 0.8x reducers for even more versatility.

4 products

66 MA

66 MA

R 17 750.00

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  • 66 mm native flat-field astrograph
  • Full-frame imaging at prime focus
  • Dual ED glass objective design
86 MA

86 MA

R 27 950.00

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by
  • 86 mm native flat-field astrograph
  • Full-frame imaging at prime focus
  • Dual ED glass objective design
106 MA

106 MA

R 39 950.00

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by
  • 106 mm native flat-field astrograph
  • Full-frame prime-focus imaging
  • Dual ED optical design
126 MA

126 MA

R 53 500.00

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  • 126 mm native flat-field astrograph
  • Full-frame prime-focus imaging
  • Dual ED optical design

Series

SA

Compact Super Astrograph Petzvals with native flat fields and full-frame coverage, built for simple, portable wide-field imaging without needing a separate flattener or reducer.

2 products

60 SA

60 SA

R 17 750.00

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  • 60 mm f/5 Petzval astrograph
  • 45 mm image circle
  • 2.8-inch dual-speed R&P focuser
70 SA v4

70 SA v4

R 22 250.00

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by
  • 70 mm f/5 Petzval astrograph
  • 45 mm image circle
  • 2.8-inch dual-speed R&P focuser

Series

SAP

Specialist Astrograph Petzvals focused on high-end imaging, combining fast focal ratios, native flat fields, and strong focal-plane stability for full-frame and medium-format cameras.

4 products

76 SAP

76 SAP

R 35 500.00

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by
  • Fast 76mm f/4.8 Petzval optical system
  • Native flat field for full-frame imaging
  • 3.3" dual-speed rack-and-pinion focuser
90 SAP

90 SAP

R 48 500.00

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by
  • Fast 90 mm f/5 Petzval optical system
  • Native flat field 55 mm image circle
  • 3.3" dual-speed rack-and-pinion focuser
108 SAP

108 SAP

R 66 500.00

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by
  • Fast 108mm f/4.8 Petzval optical system
  • Native flat field for full-frame imaging
  • 3.3" dual-speed rack-and-pinion focuser
130 SAP

130 SAP

R 95 500.00

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by
  • Fast 130 mm f/5 Petzval optical system
  • Native flat field 55 mm image circle
  • 3.7" dual-speed rack-and-pinion focuser

Series

SAW

Specialist widefield astrographs with Sky Rover’s integrated front-and-rear optical design, delivering very fast imaging performance with strong stability and flat-field correction.

2 products

68 SAW

68 SAW

R 37 500.00

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by
  • 68 mm f/3.9 specialist astrograph
  • 44 mm image circle
  • Built-in flat field
110 SAW

110 SAW

R 66 500.00

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by
  • 110 mm f/4.8 specialist astrograph
  • 45 mm full-frame image circle
  • Built-in flat field