QHY

QHY600 Photographic Color

Name: QHY600 Photographic Color
Brand: QHY
Price: 4599 USD
Availability: InStock

A 61-megapixel full-frame one-shot-colour camera, the widest field and highest resolution you can get without going mono, for imagers who want to capture whole constellations at once.

91/ 100

Polaris Score

#3 of 8 colour deep-sky cameras

See the breakdown ↓

Camera Type

PlanetaryDeep sky

A pure wide-field deep-sky instrument, the full-frame sensor frames the largest nebula complexes and star fields whole.

Type

One-shot colour

Cooling

−35°C below ambient

Pixel Size

3.76µm

Read noise

1.0 e⁻

Resolution

61 MP · 9576×6388

Sensor

Sony IMX455 · Full-frame

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The frame it captures

Same camera. Different telescope. A completely different photograph.

A camera has no field of view of its own, the telescope in front of it decides everything. Pick a target and watch the same 61-megapixel frame become three different images.

RedCat 51

250 mm · f/4.9

FOV 8.3° × 5.5°

Sits small in a wide field, room for its two companion galaxies.

Esprit 100ED

550 mm · f/5.5

FOV 3.8° × 2.5°

Framed with space to spare, the full disc and both companions.

EdgeHD 8

2032 mm · f/10

FOV 1° × 0.68°

Overflows frame

Only the bright core fits; the spiral arms spill off the sensor.

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01What it's good at

What it's best at — and the trade-offs.

The full-frame IMX455 frames the largest nebula complexes and rich star fields in a single shot

Best at

✓The full-frame IMX455 frames the largest nebula complexes and rich star fields in a single shot

✓61 megapixels resolve extraordinary fine detail across the whole field

✓A true 16-bit readout and deep cooling give smooth, low-noise data

✓One-shot colour keeps the workflow simple despite the sensor's scale

Trade-offs

!The full-frame circle needs a scope that corrects sharply to the far corners

!61-megapixel files are large and demand real storage and processing power

!The premium price is only justified for wide-field, high-resolution work

02In plain English

The numbers, in plain English.

Sony IMX455 · 61MP · 3.76µm · −35°C below ambient

SensorFull-frame

Full frame, 36 × 24 mm

The largest sensor in common amateur use, able to frame entire nebula complexes in one exposure. It also demands optics corrected right to the far corners, so a telescope that looks fine on APS-C may show soft edges here.

ResolutionVery high

61 MP

Enough resolution to hold fine detail even after cropping hard into a frame. The cost is very large files: a night of subframes runs to tens of gigabytes and processing needs memory to match.

Pixel sizeBalanced

3.76 µm

A middle pixel size that samples well across the focal lengths most people image at, roughly 400 mm to 1200 mm. It avoids both the light starvation of tiny pixels and the coarse sampling of large ones.

Read noiseExcellent

About 1.0 e⁻

Read noise is what the camera itself adds every time a frame is read out. At around one electron, faint signal survives in short subframes, which lets you shoot shorter exposures and lose less to satellites, wind and cloud.

CoolingDeep

Regulated TEC

Regulated cooling drops thermal noise and, just as importantly, holds the sensor at a repeatable temperature so a dark library stays valid across months rather than being rebuilt each session.

03Typical targets

What it shines on.

The North America & Pelican complex, The Andromeda Galaxy (M31), The Veil Nebula

Comes alive

The North America & Pelican complex

The whole nebula region frames in one full-frame shot.

Excellent

The Andromeda Galaxy (M31)

The full galaxy with generous surrounding field and both companions.

Excellent

The Veil Nebula

Both arcs of the supernova remnant fit together on the wide sensor.

04Build your imaging rig

Everything you'd actually buy.

Capture · Track · Frame

Capture

The scope that forms the image

Takahashi FSQ-85EDX

A flat, fully-corrected astrograph that covers the full-frame circle sharply.

Track

What holds it steady

A capable tracking equatorial mount

The full-frame workflow rewards a stable, accurately guided mount.

Frame

Pull signal from the sky

A dual-band filter

Isolates emission nebulae so the wide field pops against light pollution.

05The Polaris Score

How it scores, and why.

91/100 · #3 of 8 colour deep-sky cameras

91/ 100

QHY600 Photographic Color

#3 of 8 colour deep-sky cameras

The best image quality and widest field of any colour camera here, at a premium price and with the highest demands on optics and mount.

Image quality

Low-light sensitivity

Ease of use

Value

Polaris weighs how well the camera does the job it was designed for — image quality, sensitivity, versatility and value — never list price or brand.

06Who it's for

An honest fit check.

Experienced imagers who want the widest possible field and highest resolution

Buy it if you

✓Experienced imagers who want the widest possible field and highest resolution

✓People shooting large nebula complexes and expansive star fields

✓Imagers with a premium, fully-corrected refractor and a capable mount

Look elsewhere if you

!Beginners, since the sensor demands top-tier optics and adds workflow overhead

!Anyone on a budget, since it is among the most expensive colour cameras

!Long-focal-length imagers chasing small galaxies, where the wide field is wasted

07The numbers

Full specifications.

18 measured and stated values

Sensor

ModelSony IMX455

TypeCMOS · Full-frame

Megapixels61

Pixel Size3.76µm

Bit depth16-bit ADC

Noise & sensitivity

Read noise1.0 e⁻

Full well51,000 e⁻

Peak QE~90%

Dynamic range14 stops

Cooling

Cooling−35°C below ambient

Connectivity & fit

InterfaceUSB 3.0

Weight0.85 kg

More

cooledtrue

Sensor Height24mm

Sensor Width36mm

Editor’s Take

The IMX455 is the full-frame flagship sensor: 61 megapixels across a 36×24mm chip. It demands a scope that fully corrects that huge circle and a mount to carry the workflow, but nothing frames a large nebula region like it. Files are big; plan your storage.