If you’ve spent any time comparing rifle scopes, you’ve probably come across the terms First Focal Plane (FFP) and Second Focal Plane (SFP). It’s one of the biggest differences between modern variable-power scopes, but it’s also one of the most commonly misunderstood.

In a Nutshell

First Focal Plane (FFP) scopes have a reticle that changes size as you change magnification. This means MIL or MOA markings remain accurate throughout the magnification range, making FFP a strong choice for long-range shooting, target shooting and hunters who regularly use holdovers or wind corrections.

Second Focal Plane (SFP) scopes keep the reticle the same apparent size at every magnification. They are often a great choice for general hunting, where a clear, consistent reticle and simple aiming point are more important than using the reticle for ballistic corrections.

Simple rule: If you use the reticle as a measuring tool, choose FFP. If you mainly use the centre crosshair as an aiming point, SFP may be the better and simpler option.

Full Article

If you’ve spent any time comparing rifle scopes, you’ve probably come across the terms First Focal Plane (FFP) and Second Focal Plane (SFP).

It’s one of the biggest differences between modern variable-power scopes, but it’s also one of the most commonly misunderstood.

So, does first focal plane mean better? Is second focal plane better for hunting? And does it really matter if you’re not shooting at extreme distances?

The answer comes down to how you use your scope.

What Does Focal Plane Mean on a Rifle Scope?

Inside a variable-power rifle scope, the reticle can be positioned in one of two places in relation to the magnification system.

This gives us:

• First Focal Plane (FFP)
• Second Focal Plane (SFP)

The easiest way to understand the difference is to look through the scope while changing magnification.

First Focal Plane

In a first focal plane scope, the reticle appears to grow larger as you increase magnification and become smaller as you decrease magnification.

More importantly, the reticle stays in proportion to the target.

That means the spacing between MOA or MIL markings continues to represent the same angular measurement regardless of the magnification setting.

This allows the shooter to use the reticle for:

• Holdovers
• Wind corrections
• Ranging
• Shot corrections

throughout the magnification range.

Some recommended First Focal Plane scopes are:

 

Second Focal Plane

In a second focal plane scope, the reticle appears to remain the same size as magnification changes.

The target becomes larger or smaller behind it, but the apparent size of the reticle stays constant.

The trade-off is that MOA, MIL and other ballistic markings generally correspond to their stated values only at a particular magnification setting nominated by the manufacturer.

Some recommended Second Focal Plane scopes are:

 

FFP vs SFP at a Glance

Feature	First Focal Plane	Second Focal Plane
Reticle changes apparent size	Yes	No
Reticle subtensions stay consistent through magnification range	Yes	No
Good for reticle holdovers	Excellent	Good at calibrated magnification
Good for long-range shooting	Excellent	Good
Reticle visibility at low power	Can become fine	Remains consistent
Simple hunting reticles	Good	Excellent
Typical complexity	Higher	Lower
Best suited to	Long-range, target, competition and technical hunting	General hunting and straightforward aiming

Why Do Long-Range Shooters Prefer First Focal Plane?

The biggest advantage of a first focal plane scope is consistent reticle subtension.

Imagine you are using a MIL-based reticle and your ballistic solution tells you to hold:

2.5 MIL high

and

0.8 MIL for wind

With an FFP scope, those measurements remain valid whether you are at moderate or high magnification.

This is especially useful when you need to change magnification quickly.

For example, you may locate a target at lower power, increase magnification once you are settled behind the rifle, and then use the reticle to make the required correction.

Because the reticle scales with the target, your MIL or MOA markings continue to represent their intended angular values.

This is one of the main reasons FFP scopes are so popular with long-range and precision shooters.

A Simple Way to Visualise the Difference

Think of looking at the same target through a 5–25x scope.

At 5x

FFP:
Target: Small
Reticle: Small

SFP:
Target: Small
Reticle: Same apparent size

At 15x

FFP:
Target: Medium
Reticle: Medium

SFP:
Target: Medium
Reticle: Same apparent size

At 25x

FFP:
Target: Large
Reticle: Large

SFP:
Target: Large
Reticle: Same apparent size

The key difference is not simply that the FFP reticle becomes larger.

It is that the reticle and target magnify together.

That is what keeps the angular relationship between the reticle markings and the target consistent.

Advantages of First Focal Plane Scopes

1. Reticle Measurements Work Across the Magnification Range

This is the main advantage.

If you have a properly designed MIL or MOA reticle, its markings retain their angular relationship with the target as magnification changes.

For shooters who regularly use holdovers rather than adjusting the elevation turret for every shot, this can be extremely useful.

2. Excellent for Long-Range Shooting

Long-range shooting often involves:

• Elevation correction
• Wind correction
• Spotting impacts
• Measuring corrections through the reticle
• Engaging targets at different distances

FFP reticles are particularly well suited to these applications.

3. Better Suited to Complex Reticles

Modern scopes can incorporate sophisticated reticles with multiple elevation and windage references.

Some use a relatively simple MIL or MOA scale, while others feature a more detailed tree-style layout with multiple hold points.

An FFP design allows those references to remain useful at different magnification settings.

This makes FFP particularly attractive for:

• Long-range target shooting
• Precision rifle shooting
• Competition shooting
• Long-range hunting
• Shooters who frequently hold for elevation and wind

Are There Disadvantages to First Focal Plane?

Yes.

One of the main disadvantages is reticle visibility at low magnification.

Because an FFP reticle becomes smaller as magnification decreases, a detailed reticle that looks excellent at 20x may appear quite fine at 4x or 5x.

This can sometimes make the reticle harder to pick up quickly, particularly in darker conditions or against a busy background.

Some modern FFP scopes address this with:

• Better reticle design
• Illuminated centre points
• Horseshoe-style aiming references
• Bolder outer reticle sections

At maximum magnification, the opposite can also happen.

A poorly designed FFP reticle may become visually heavy and potentially obscure a small target.

For that reason, reticle design is just as important as focal plane.

Why Choose a Second Focal Plane Scope?

SFP scopes remain extremely popular, particularly for hunting.

And there is a good reason for that.

For many hunters, the advantages of an FFP reticle simply aren’t necessary.

If your normal shooting process is:

1. Locate the animal.
2. Place the centre of the crosshair on the aiming point.
3. Dial elevation if required.
4. Take the shot.

Then an SFP scope can work exceptionally well.

Advantages of Second Focal Plane Scopes

1. Consistent Reticle Appearance

An SFP reticle looks essentially the same regardless of magnification.

For hunters, this can be particularly useful at low power.

A relatively bold hunting reticle remains easy to see when the magnification is turned down, rather than becoming progressively finer.

That can help when acquiring a target quickly or hunting in timber, scrub or other situations where lower magnification is useful.

2. Excellent for Traditional Hunting

Many hunters do not use their reticle to calculate elevation or windage.

They may sight the rifle in for a practical hunting distance and simply aim using the centre of the reticle for most shots.

For longer distances, they may dial elevation on the turret instead.

In that situation, the major advantage of FFP becomes much less important.

3. Simple and Familiar

Traditional duplex and hunting reticles work particularly well in second focal plane scopes.

If your priority is a clean sight picture rather than a large number of ballistic references, SFP remains an excellent option.

The Important Catch With SFP Holdovers

This is probably the most important thing to understand about second focal plane scopes.

If your SFP reticle includes MOA or MIL markings, those markings are generally calibrated to provide their stated values at one particular magnification.

That magnification is determined by the manufacturer and should be confirmed in the scope’s manual.

For some scopes, the calibrated magnification may be maximum power, but you should never automatically assume that is the case.

For example, imagine an SFP scope with a reticle calibrated at 20x.

If your ballistic solution tells you to hold 3 MIL and you turn the scope down to 10x, simply using the same 3 MIL marking may no longer produce the intended angular correction.

With an FFP scope, the reticle scales with magnification, so the reticle subtensions remain consistent.

FFP vs SFP for Hunting

For Australian hunters, this is often where the decision becomes more practical.

Neither focal plane is automatically better.

It depends on the type of hunting you do and how much you rely on the reticle itself.

Choose FFP if:

You regularly shoot at varying or extended distances and want to use the reticle for elevation and wind correction.

• Share on:
• WhatsApp
• Share
• X
• Messenger
• Email

---