Pentax SMC DA* Series Telephoto Lenses Review

A few years ago, the company Pentax has revived the famous “star” series optics, featuring a very high quality. In an optical star circuit series includes lenses made of high-quality special grades of glass, with a unique multi-layer coating providing high transmittance and the minimum light scattering inside the optical unit. Two lenses of today’s review is owned by the series and are of very reasonable price.

SMC Pentax DA * 200mm f/2.8 ED [IF] SDM
 Pentax SMC DA* Series 16-50mm f/2.8 ED AL IF SDM Wide Angle Zoom Lens for Pentax Digital SLR Cameras

  • Lens Mount: Pentax KAF
  • Image Format: APS-C (23,5 × 15,7 mm)
  • Elements / groups: 9/8
  • Focal length: 200 mm
  • Angle of view: 8 ° 10 ‘(APS-C)
  • Aperture: 2.8 – 22
  • Number of Blades: n
  • MDF: 1.2m
  • Type of hood: PH-RBK 77mm
  • Filter: Ø77 mm
  • Dimensions: Ø83 × 134 mm

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Sony SAL Series – Telephoto Lenses Reviews

In the arsenal of Sony is the most diverse optics. In this review, present two telephoto lens – one of them a very high quality and expensive, specially designed for sport shooting and for wildlife, because in addition to excellent pictures it differs silent focusing. Another model – the mirror-lens objective, which by design are descended from those who have telescopes and unmatched compactness.

Sony SAL-300F28G
 Sony SAL-300F28G G Series 300mm f/2.8 Super Telephoto Lens for Sony Alpha Digital SLR Camera

  • Lens Mount: Sony A
  • Image Format: 135 (36 × 24 mm)
  • Elements / groups: 13/12
  • Focal length: 300 mm
  • Angle of view: 8 ° 10 ‘(135)
  • Aperture: 2.8 – 32
  • Number of Blades: 9
  • MDP: 2 m
  • Type lens hood: Included
  • Filter: Ø42 mm (internal)
  • Dimensions: Ø122 × 242,5 mm

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