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Is a rangefinder with slope illegal?

Author

Rachel Ellis

Published Jan 17, 2026

A rangefinder with slope is legal to use once it can be disables during competition play.

What does slope mean on a range finder?

Slope refers to the ability of a laser rangefinder to compensate for changes in gradient and adjust the distance to the flag or object accordingly. When you are hitting uphill, the shot is actually playing longer and a Slope distance will reflect this. Conversely, a shot hit downhill will travel further.

Does a rangefinder need slope?

If you find yourself playing mostly flat courses, or you're just good at gauging distances by yourself, the slope is not necessary. After all it is not only distance that comes into play when determining your shot. Wind, carry vs roll, your own accuracy on both aim and distance, and so on.

Are professionals allowed to use rangefinders?

While professional golfers still cannot use rangefinders in most competitions, they do use them during practice. For best performance during competition, training should closely relate so the athletes get the best transfer from training.

Are range finders allowed?

Under the Rules of Golf, players are able to use laser rangefinders and GPS units in competition, provided they only provide pure distance to the hole. The PGA of America decided, then, to allow the 156 professional golfers in their championship to use laser rangefinders during the championship itself.

23 related questions found

Can you use a rangefinder with slope in a golf tournament?

Lasers with slope are now legal in tournament play, under local rules, if the slope is turned off. Yep, that said “turned off”.

Are caddies allowed to use rangefinders?

Players or caddies may use rangefinders on the course during practice to help create or modify a yardage book that they may consult during the actual tournament.

How do caddies know yardage?

The yardage book are ubiquitous on the PGA Tour. Players and caddies carry them in their pockets and consult them before each shot. They show yardages to various targets on each hole, different points of elevation, and a close-up of the green that shows detailed contours and yardages.

Can college golfers use rangefinders?

Accordingly, the NCAA, which regulates college golf and follows USGA rules, has embraced the limited use of rangefinders in its competitions. So, college golfers no longer have to pace off yardage from 150-yard markers, but they still have to toss blades of grass into the air to determine wind direction.

Are laser rangefinders allowed on the PGA Tour?

They are still not allowed during competition rounds at PGA Tour events or at the U.S. Open and British Opens. In keeping with Rule 4.3a (1), the devices allowed can report only on distance and direction.

How does slope affect yardage?

This formula should be approached as follows: If there is an uphill or a downhill shot of 15 feet of elevation, add or subtract one club. If there is more than 15 feet, add or subtract one club for every 15 feet. For example- let's say you are 150 yards to the pin and you would use your 7-iron.

How much does slope affect distance in golf?

Slope is very important for any golfer to consider.

After your shot hits its peak, it begins to fall. And as it falls it continues to move forward. Depending on the slope of the land, this could affect the distance of your shot anywhere from 20 to 50 yards.

What is a slope switch?

To address the convenience issue, Bushnell created Slope-Switch Technology, which provides a switch on the side of the device that allows players to easily turn slope function on or off as necessary.

Which Bushnell rangefinders have slope?

Bushnell Golf brings you the next evolution of PinSeeker with JOLT in the Tour V4 Rangefinder with Slope. The Tour V4 Slope gives you Bushnell's patented, Tour trusted Slope Technology, that provides compensated distance based on hole's incline/decline.

How many golfers use rangefinders?

It's hard to say “no” to a convenient device that makes getting the distance you need fast and accurately. In fact, a poll done in 2012 revealed that about 69 percent of golf players that participated in the poll use a rangefinder.

Can the LPGA use rangefinders?

Every player on the LPGA, Symetra Tour, LET and LET Access Series was given an SL2 Laser Rangefinder. Players will be allowed to use distance-measuring devices at most LPGA events going forward.

Is a yardage book worth it?

But if you're someone who can break 90 and wants to lower your handicap, then yes a yardage book is so worth it. A yardage book might help you have 3-5 (or more) strokes as you can have a better strategy on each shot and keep the momentum going.

How do PGA players get yardages?

To produce a yardage book for any course a lot of high technology comes into play. The course is mapped using aerial photography, drones, range finders, and surveying instruments. All the measuring and layout information is fed into a computer where a tailormade program then produces the book.

Do PGA players talk to each other?

Most players have a bit of a chat with their playing partners during a round. If they are buddies, they may talk a lot, it just depends on the pairings.

Can you use binoculars in golf?

— Binoculars are a common sight at PGA Tour events; fans often use 'em to check out the action from long distance. Rarer is seeing them in the hands of a player. Still, binoculars were exactly what Rickie Fowler needed on the 6th hole Friday when his ball got stuck in a tree.

Is the PGA doing away with yardage books?

The ban became official on January 1 and goes into effect Thursday at this week's Sentry Tournament of Champions. Tour veteran Kevin Streelman, who used the books religiously for the past several years, was a member of the Tour's 16-member Player Advisory Council that voted unanimously in May that the books had to go.

Can pro golfers use rangefinders in tournaments?

The use of distance-measuring devices will be allowed during the PGA of America's three major championships starting in May. It's been just three days since the PGA of America announced it would allow the use of rangefinder measuring devices during its major championships, and just about everyone has weighed in.

Do pro golfers putt with a different ball?

Unless the one-ball Local Rule is in effect, the substituted ball could be any brand. On the putting green however, when you mark and lift your ball, you must replace that same ball to finish out the hole.

Can high school golfers use rangefinders?

Well, golf rangefinders aren't allowed in schools by the American Junior Golf Association (AJGA). However, high school associations had to take a look at their rules. So, it differs from different states and tournaments.

Are GPS watches allowed in Golf competitions?

Garmin has announced that as of January 1, 2016, the full range of Garmin Approach distance measuring devices will be permitted for use in golfing competition, subject to local rule and usage code of practice set out by the recent announcement of changes to the R&A rule book.