Sony Alpha SLT-A35

Sony · Alpha

Alpha SLT-A35

Released July 2011

A 16.2 MP APS-C A-mount camera with a fixed translucent mirror, phase-detection movie autofocus and full-resolution 5.5 fps shooting.

Type
Translucent mirror
Sensor
APS-C
Megapixels
16.2
Lens
Sony A-mount
Video
1920 × 1080 at 25 fps
Body weight
415 g

What reviewers say

Both reviews praised image quality, responsive autofocus and the compact body. PhotographyBlog particularly liked high-ISO results but disliked the navigation pad and supplied RAW software. Photo Review found good low-light performance while noting highlight clipping in contrasty scenes and movies; its production-camera update retained these conclusions.

From photographyblog.com and photoreview.com.au

Image and sensor

Camera type
Translucent mirror
Sensor format
APS-C
Sensor type
Exmor APS HD CMOS
Sensor dimensions
23.5 × 15.6 mm
Effective resolution
16.2 MP
Largest image
4912 × 3264
RAW recording
Yes
Standard ISO range
100–12800
Sensor detail
Fixed translucent mirror feeds the dedicated phase-detection module while the main sensor supplies live view; maker support page lists 16.5 million total pixels
Image formats
JPEG, RAW (Sony ARW 2.2), RAW+JPEG and 3D panorama MPO; 3:2 or 16:9 stills
ISO detail
Auto ISO 100–1600; standard ISO 100–12800; multi-frame noise reduction extends to ISO 25600
Image processor
BIONZ

Lens and shooting

Lens mount
Sony A-mount
Stabilisation
Sensor shift
Maximum continuous burst
5.5 fps
Lens detail
Sony, Minolta and Konica Minolta A-mount AF lenses; official photograph shows the DT 18–55mm kit lens, separate from body specifications
Autofocus
15 phase-detection points, including three cross sensors; AF-S, AF-A, AF-C and manual focus; EV −1–18 at ISO 100; predictive tracking and flash AF assist
Shutter
1/4000–30 seconds and Bulb; flash sync 1/160 second
Burst detail
Full-resolution continuous shooting up to 5.5 fps with tracking AF; Tele-zoom Continuous Advance Priority AE reaches 7 fps with approximately 1.4× central crop to 8.4 MP JPEG. Maker Hi buffer: 14 Fine or 18 Standard JPEGs, six RAW or six RAW+JPEG; cropped mode 21 Fine or 29 Standard JPEGs. Card and shooting conditions affect performance
Stabilisation detail
SteadyShot INSIDE sensor shift; maker claim approximately 2.5–4 stops, dependent on lens and conditions
Flash
Automatic pop-up flash, guide number 10 metres at ISO 100; ADI/pre-flash TTL; compatible external flash required for wireless and high-speed sync
Exposure controls
PASM, Auto, Auto+, scene and panorama modes; 1200-zone metering; ±2 EV compensation in 1/3 steps; D-Range Optimizer, Auto HDR and Picture Effects

Video

Highest video resolution
1920 × 1080 at 25 fps
Video detail
PAL configuration: Full HD AVCHD at 50 interlaced fields per second with 25 fps sensor output, approximately 17 Mbps; MP4 up to 1440 × 1080 at 25 fps. Main frame rate is sensor output, not interlaced field rate; NTSC/PAL depends on sales region. Maker maximum movie recording approximately 29 minutes; Sony overseas brochure separately qualifies about 11 minutes with SteadyShot at room temperature
Audio
Built-in stereo microphone and mono playback speaker

Screen and viewfinder

Viewfinder
Electronic
Screen size
3″
Screen dots
921,600
Tilting screen
No
Display detail
Fixed Xtra Fine LCD with TruBlack technology; dots count colour subpixels
Viewfinder detail
Tru-Finder with 1,152,000 effective dot equivalents and 1,440,000 total dot equivalents; 100% coverage and approximately 1.1× magnification with a 50 mm lens

Connections and design

Battery life (maker's claim)
440 photographs
Body weight
415 g
Release detail
Sony Hong Kong states July 2011 availability; Sony UK and US state August 2011
Recording media
Single slot accepting SD/SDHC/SDXC, Memory Stick PRO Duo and PRO-HG Duo
Ports
USB 2.0 Hi-Speed and mini HDMI Type C; microphone and wired remote inputs
Battery life detail
NP-FW50; overseas brochure and Hong Kong specification claim approximately 440 viewfinder or 420 LCD photographs under CIPA. Sony UK launch text/table reverses these to 420 viewfinder/440 LCD
Charging
Supplied BC-VW1 external charger
Dimensions
Approximately 124.4 × 92 × 84.7 mm (width × height × depth), excluding protrusions
Weight detail
Sony overseas brochure and Hong Kong launch specification: approximately 415 g body only, 473 g with battery and Memory Stick PRO Duo. Malaysian support page instead lists 433 g body only
Materials
Polycarbonate outer body (PhotographyBlog and Photo Review)
Colours
Black

Pros and cons

Pros

  • Phase-detection autofocus during stills and movies
  • Sensor-shift stabilisation and RAW recording
  • Electronic viewfinder previews exposure adjustments

Cons

  • Fixed rear screen
  • Fastest 7 fps mode crops to 8.4 MP

Closest rivals

Model
TypeSensorMegapixelsLensVideoBody weightReleased
Translucent mirrorAPS-C24.3Sony A-mount1920 × 1080 at 60 fps543 gSept 2011
Translucent mirrorAPS-C24.3Sony A-mount1920 × 1080 at 60 fps653 gSept 2011
Translucent mirrorAPS-C14.2Sony A-mount1920 × 1080 at 29.97 fps433 gSept 2010

Sources

  1. sony.jp/products/catalog/OVERSEAS_NEX-C3K_SLT-A35K.pdf
  2. sony.com.my/electronics/support/a-mount-body-slt-a30-series/slt-a35/specificati…
  3. sony.com.hk/press/pdf/2011060802_e.pdf
  4. mynewsdesk.com/uk/sony-europe/pressreleases/sony-introduces-a35-slt-a35-with-fu…
  5. photographyblog.com/reviews/sony_a35_review
  6. photoreview.com.au/reviews/dslr-cameras/entry-level/sony-slt-a35

Photo: Sony overseas-model brochure; extracted official SLT-A35K product photograph

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