Pentax 05 Toy Lens Telephoto 1/1.7" Lens (2011)

50% Neofiliac
Keywords: compactentry-levellensmanual-focusmirrorlesspentaxprime-lensq-mounttelephoto

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Photo 0of Pentax 05 Toy Lens Telephoto 1/1.7" Lens (2011)Photo 1of Pentax 05 Toy Lens Telephoto 1/1.7" Lens (2011)

Product Overview

Pentax 05 Toy Lens Telephoto is a manual-focus short telephoto prime lens for Pentax Q-mount. It covers the 1/1.7" image circle. Introduced by Pentax in 2011 as the 5th lens in the failed Q-system, it has 3 elements in 3 groups.
Sold as a "toy lens", the 05 Toy Lens Telephoto has a fixed f/8 aperture.

Ratings

What we found**

Neofiliac score 50% (not directly comparable across industries)
Pros
  • Very, very compact and lightweight
Cons
  • Dark and fixed aperture
  • Not a serious lens

Price Comparison

Specifications

Construction

Form Factor
Short Telephoto Prime Lens
Image Size
1/1.7"
Lens Mount
Pentax Q-mount
Material
Plastic mount
Optical Formula | Elements
3 elements
Optical Formula | Groups
3 groups

Dimensions

Size | Diameter
41 mm / 1.61 in
Size | Length
20 mm / 0.79 in
Weight
18 g / 0.64 oz

Function

Angle Of View
29.3° Diagonal | 24.5° Horizontal | 16.5° Vertical
Aperture
f/8
Autofocus
No
Crop Factor
4.6
Focal Length
18 mm
Focal Length (35mm Equivalent)
82.8 mm

Performance

Max Magnification
0.08x
Min Focus Distance
270 mm / 10.63 in

Production

Debut
2011-06-23

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