Canon PowerShot SX20 IS exposure and metering review and tutorial

Canon PowerShot SX20 IS exposure and metering

The Canon PowerShot SX20 IS offers bang speeds from 1/3200 to 15 seconds, forth with 10 apertures from f2.8 to f8 (when zoomed-out), and you accept complete ascendancy over both settings in its Manual, Breach or Bang Antecedence modes. Acknowledgment bracketing is additionally available, but adequately basal with three frames up to 2EV

Like abounding non-DSLRs, there’s some restrictions apropos the faster bang speeds with assertive apertures. With the lens zoomed-out, the fastest bang acceleration of 1/3200 is alone accessible at f8. Amid f4 and f7.1, the fastest acceleration drops to 1/2500, while at f3.5 it’s 1/2000. Finally at the best breach of f3.2-2.8, the fastest bang acceleration becomes 1/1600.

The Panasonic FZ38 / FZ35 suffers from agnate restrictions, alone alms its best bang acceleration of 1/2000 at the minimum breach of f8. At the best f2.8 aperture, the FZ38 / FZ35 offers a fastest bang acceleration of 1/1000. In its favour though, the FZ38 / FZ35 boasts a slowest bang acceleration of 60 abnormal to the Canon’s 15, which could beat it for admirers of continued exposures. Then afresh the FZ38 / FZ35 has a addiction of selecting abate apertures than it absolutely needs to in Automatic modes, which in about-face agency it can ache from diffraction (with a abatement of detail) unless you intervene. Canon additionally makes added acceptable use of cartoon to announce the alterations which we’ll call in added detail below.

Canon PowerShot SX20 IS – arena preset

If you adopt an easier activity for exposure, the SX20 IS has Program AE and Auto modes, forth with 12 arena presets (four on the punch and eight in a menu) and Canon’s Colour Accent and Colour Swap; like added Canon compacts, the Colour modes acquiesce you to baddest a colour and either change it to article altered (such as axis a red London bus green) or accomplish it the alone colour in an contrarily atramentous and white angel (like the babe with the red airship in Schindler’s List).

New to the SX20 IS over its antecedent is arena apprehension in Auto, and the accomplishing is an added adaptation of what we saw with the SX200 IS. As such, it doesn’t aloof recognise bodies or close-up shots, but additionally the lighting altitude for each, appropriate amid ablaze conditions, dejected skies or night-time, and whether the accountable is backlit or (new to the SX20 IS) alike if it is in motion. In anniversary instance, the acknowledgment and beam are adapted accordingly, and the camera will alike attack to recognise a Dusk and accession the colours.

In practice, the arrangement works well, seamlessly switching to account approach with face apprehension aback faced with a person, or into macro approach aback placed abutting to a subject. It’s additionally absorbing to watch the change of icons in the bend of the awning as the camera detects altered lighting conditions, although Canon admits pointing it at a dejected or orange bank can fool the camera into cerebration it’s either a august day or a amazing sunset. That said, it’s a accession in composure over the beforehand SX10 IS and a acceptable accession to the fresh model. To be fair though, Canon’s arena catch-up actuality as its battling from Panasonic has featured arena apprehension for some time, admitting not audition as abounding lighting conditions.

Finally, the SX20 IS offers three capital metering modes: Evaluative, Centre Weighted and Spot; the closing can be bound to either the axial AE point or a called AF anatomy in FlexiZone mode. We acclimated Evaluative for all our analysis shots in Program approach and like added compacts in Canon’s 2009 range, begin few occasions aback we capital or bare to arbitrate with compensation.

Canon PowerShot SX20 IS flash

Canon PowerShot SX20 IS – built-in flash settings, external flash settings

The Canon PowerShot SX20 IS has a congenital beam that charge be manually aerial accessible to operate. Once open, the beam can be set to Forced-on, Auto or Apathetic Synchro; if you don’t appetite it to fire, artlessly advance it aback bottomward again.

A committed beam ascendancy card offers beam advantage amid +/-2EV and rear blind options forth with booze correction. If face apprehension AF is enabled, the face accuracy is additionally evaluated afore battlefront the flash.

Like its predecessor, one of the SX20 IS’s highlights is a fully-functional beam hotshoe which can be acclimated to arise an alien Speedlite 270EX, 430EX II or 580EX II. With any of these three models fitted, the beam ascendancy card switches to alien control, alms the aforementioned options as Canon’s best recent DSLRs.

This allows you to afresh acclimatize beam advantage (albeit with a broader +/-3EV range), set rear blind and apathetic accompany options forth with wireless control. The best accompany acceleration with an alien beam is 1/250.

Support for alien flashguns, abnormally able Speedlite units, is an absorbing affection to accept on the SX20 IS and elevates it above cheaper models – or absolutely its accomplished rival, the Panasonic Lumix FZ38 / FZ35. It’s one of alone three non-DSLRs in Canon’s accepted calendar to action the ability – the added two actuality the flagship PowerShot G11 and the SX1 IS. The SX20 IS and SX1 IS additionally accept an advantage over the G11 aback it comes to application alien flashes, as their beyond grips accomplish captivation the camera with a Speedlite army abundant easier. Alike ample models like the top-end Speedlite 580EX II are about accessible to accommodate.

Canon PowerShot SX20 IS Viewfinder

Like best super-zoom cameras, the Canon PowerShot SX20 IS is able with an cyberbanking viewfinder (EVF) as an addition agency of agreement to the capital awning on the back. Like added EVFs, you’ll see absolutely the aforementioned advice and cartoon as you would on the capital screen, including framing guides, the alive histogram, cutting capacity and alike the card pages, forth with a 100% actualization of the angel itself.

Canon PowerShot SX20 IS – viewfinder

The EVFs on the SX20 IS and its accomplished battling the Panasonic FZ38 / FZ35 allotment a agnate amount of detail (235k and 201.6k dot resolution respectively), but in use they attending absolutely different. Canon’s acclimated a 0.44in type, which looks abundant beyond than the 0.2in blazon on the FZ38 / FZ35. Canon’s EVF fills your view, admitting the FZ38 / FZ35 analogously looks like you’re analytical bottomward a tunnel.

Since both EVFs allotment the aforementioned detail though, Canon’s beyond actualization suffers from a abundant coarser appearance. You can calmly see the viewfinder pixels on the SX20 IS, admitting the FZ38 / FZ35’s forms a added adamant image. Afresh it’s a case of swings and roundabouts admitting and which is added acceptable boils bottomward to your own claimed preference. The credible admeasurement of the SX20 IS’s viewfinder is absolutely absorbing though.

A quick agenda on array ability – you may anticipate application the EVF will extend your array life, but Canon estimates a bald 3% added shots compared to alone application the screen. The EVF is about easier to use in absolute sunlight and additionally added accustomed to use aback framing at actual continued focal lengths.

Canon PowerShot SX20 IS Awning and menus

Canon PowerShot SX20 IS – screen

The Canon PowerShot SX20 IS is able with the aforementioned absolutely articulate 2.5in / 230k adviser as its predecessor. Like that model, this allows you to aberration the adviser to about angle, including adverse the accountable and aback on itself for protection.

This is an undoubted highlight of the SX20 IS, giving you astronomic artistic adaptability aback it comes to cutting at aerial or low angles, and the ascent itself feels actual solid and secure.

It’s a key advantage over the Panasonic FZ38 / FZ35, which may accept a hardly beyond 2.7in screen, but one that’s anchored durably in position.

The awning itself employs an adapted console over its predecessor, and it’s absolutely added active in use, although side-by-side, the one on the Panasonic looks a little crisper and enjoys greater impact. It’s a appealing accessory aberration admitting and best will adopt the delivery of the Canon screen.

Pressing the DISP button while cutting cycles amid two examination modes for the screen, followed by two for the EVF; aback the awning is on, the EVF is off and carnality versa. If the awning is bankrupt aback on itself, the DISP button evidently alone switches amid the two EVF modes.

Canon PowerShot SX20 IS – almanac actualization Canon PowerShot SX20 IS – alive histogram Canon PowerShot SX20 IS – grid

Like its predecessor, you can use a Custom Display card to accept what you’d like to see in anniversary of the four modes. You alpha with a apple-pie actualization of the angel and can accept to add any aggregate of cutting details, an alignment grid, a alive histogram and or 3:2 guides. It’s accessible to customise these cartoon on the awning and EVF separately.

Also affiliated from the SX10 IS is a acute allotment of clear architecture area the accepted breach or bang are not aloof apparent numerically, but additionally on a scrolling calibration which reveals the settings on either side. For archetype in breach antecedence mode, if you baddest f5.6, you’ll see f4.0 to the larboard and f8.0 on the appropriate in the graphical scale, with marks for the third-stop increments amid them.

Canon PowerShot SX20 IS – Breach antecedence

Canon PowerShot SX20 IS lock

This is acclimated to decidedly acceptable aftereffect during auto-exposure AE lock, area scales are apparent for both the breach and bang speed. As you about-face the deride wheel, the scales announce what addition bang and breach combinations could advance the adapted exposure.

So if you bound the acknowledgment with the camera reading, say, f5.6 and 1/60, the scales would appearance you could alternatively arch in one administration for f8 akin with 1/30, or go the added way for f4 akin with 1/120. In convenance it’s a actual quick and automatic way to see what acknowledgment options are available.

Canon PowerShot SX20 IS lock

The PowerShot SX20 IS has additionally affiliated the advantageous Function card arrangement of added Canon compacts, accouterment quick and accessible admission to accepted settings – although it’s been redesigned actuality with a altered colour scheme.

Pressing the FUNC SET button overlays a account of options active angular bottomward the larboard ancillary of the awning which you can baddest application the up and bottomward buttons. The currently called account reveals its accessible settings in a accumbent band at the basal of the awning and you can use the larboard and appropriate buttons or the deride caster to acclimatize them. As you baddest altered options, you’ll additionally apprehension addition fresh affection of the SX20 IS: hints and tips which explain what anniversary ambience does. These abandon afterwards a few seconds, or can be disabled in the airheaded if preferred.

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Canon PowerShot SX20 IS

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