Compare Nikon 8-15mm F3.5-4.5E vs Pentax-DA 10-17mm F3.5-4.5 vs Pentax-D FA 70-210mm F4
Construction
Aperture Blades
7 blades
6 blades
9 blades
Colors
Black
Black
Black
Form Factor
Ultra Wide-Angle Zoom Lens
Ultra Wide-Angle Zoom Lens
Super Telephoto Zoom Lens
Image Size
Full-Frame
APS-C
APS-C
Lens Barrel
Distance scale
Focus limiter, Distance scale
Lens Mount
Nikon F-mount
Pentax K-mount
Pentax K-mount
Material
Magnesium alloy
Magnesium alloy
Motor
Ring-type ultrasonic
Screw drive from camera
Ring-type ultrasonic
Optical Formula | Elements
15 elements
10 elements
20 elements
Optical Formula | Groups
13 groups
8 groups
14 groups
Optical Formula | Special Glass
Three ED + two aspherical elements, Nano Crystal and fluorine coatings groups
ED element, HD + Super Protective coatings groups
2 anomalous dispersion and 3 ED elements + HD coating groups
Dimensions
Filter Diameter
67 mm / 2.64 in
Size | Diameter
78 mm / 3.07 in
68 mm / 2.68 in
79 mm / 3.11 in
Size | Length
83 mm / 3.27 in
70 mm / 2.76 in
175 mm / 6.89 in
Weight
485 g / 17.14 oz
317 g / 11.20 oz
819 g / 28.94 oz
Function
Angle Of View
180° Diagonal ~ 110° Diagonal (fisheye)
180° Diagonal (wide) ~ 100° Diagonal
23.3° Diagonal | 19.5° Horizontal | 13.0° Vertical (wide) ~ 7.9° Diagonal | 6.5° Horizontal | 4.4° Vertical (tele)
Aperture
f/3.5–29 ~ f/4.5–29
f/3.5–4.5 ~ f/22–32
f/4 ~ f/32
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
1.5
Focal Length
8 mm ~ 15 mm
10 mm ~ 17 mm
70 mm ~ 210 mm
Focal Length (35mm Equivalent)
15.0 mm ~ 25.5 mm
105.0 mm ~ 315.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
No
Yes
Zoom Type
External zoom
External zoom
Internal zoom
Performance
Max Magnification
0.34x
0.39x
0.32x
Min Focus Distance
160 mm / 6.30 in
140 mm / 5.51 in
950 mm / 37.40 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2017-05-31
2019-07-08
2020-01-22
Reviews
Neofiliac score
50%
31%
31%
Pros
- 180-degree field of view
- Ultra-wide fisheye offers unique creative possibilities
- Weather-sealed
- Beautifully built
- Very useful focal range
Cons
- External zoom without zoom lock
- Lacks weather sealing
- Not a rectilinear lens
- Lacks front filter thread
- External zoom without zoom lock
- Lacks weather sealing
- Not the strongest optical performance
- Dark maximum aperture
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