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Thread: Hawke Compact LRF 400 Rangefinder

  1. #1
    Join Date
    Oct 2010
    Location
    STOKE-ON-TRENT
    Posts
    223

    Hawke Compact LRF 400 Rangefinder

    Not done a review before so I hope it’s ok and someone finds it of use, here goes:

    Firstly, what’s in the box? Along with the rangefinder there is a useful protective carry case that can be attached to a belt if required, a wrist strap, lens cleaning cloth, instruction leaflet and last but not least a battery which makes a refreshing change as a lot of gizmo’s these days don’t come supplied with batteries! The battery is a ‘CR2’, when you need a replacement don’t just pick one up from the first shop you go into i.e. your local supermarket or Halfords for example as you can pay around £5 for them, just type ‘CR2 battery’ into evil bay and you will find them for a couple of quid with free delivery!

    First impressions were good, it looks the business and is nicely finished, it fits comfortably in the hand and has a nice rubberized finish that should help reduce the risk of it slipping out of wet hands. First job was to pop the battery into place by unscrewing the slotted screw on the right hand side, care needs to be taken not to butcher these slotted screws as they can damage easily if you use poor fitting coins or screwdrivers. As they are not excessively tight I use the end of a wooden clothes peg, this way you will be sure not to butcher up the screw head of your new toy.

    Press the power on button then press it again and hold it down for a few seconds and there’s your range, simple. The only other button is the ‘Mode’ button which is used to cycle through the available modes as follows, ‘RAIN’ – eliminates rain interference, ‘REFL’ - for use in foggy conditions and ‘>I50’ - eliminates interfering objects such as branches and power lines within 150 metres (this mode is of no use for us air gunners as it only works where the subject you are ranging is further away than 150 metres). As I’ve only had it a few days I’ve not yet had chance to see how effective the rain and fog modes work in practice.
    Unlike some rangefinders that only measure in metres the Hawke LFR 400 can measure in both metres or yards which is a good thing seeing as many of us still prefer good old imperial measures such as yards instead of metres, gallons instead of litres, inches instead of cm’s and so on. Holding down the mode button for a few second’s switches the measuring unit between metres and yards. Another useful touch is that the little Hawke can measure down to 5 metres whereas many other rangefinders can only measure down to a minimum of 10 metres. Maximum range is 400 metres which is far more than we need for air gunning so why pay more for ones that can measure further!
    It has a fixed mag of x6 which is just nice and gives a decent depth of field, at the rear there is an adjustable eye piece to help bring things into focus. Optically it’s lovely and clear, in fact it’s amazingly good for the price. When looking through the viewfinder a series of flashing arrows can be seen running from left to right, these indicate the quality of the distance measurement, the more arrows the more accurate the reading, as always with rangefinders accuracy can sometimes be affected by the type of subject being measured. I found that more or less everything I aimed it at gave a good quality reading, it really wasn’t at all fussy.
    The question everyone wants answering is ‘how accurate is it’? Well I put it to the test at several different ranges (all accurately measured before hand with a tape) and several different objects such as buildings, trees and fence posts etc, here are the results:

    Brick wall: Actual distance = 30 yards, distance according to the Hawke LFR 400 = 30 yards.
    Tree trunk: Actual distance = 50 yards, distance according to the Hawke LFR 400 = 49 yards*.
    Fence post: Actual distance = 8 yards, distance according to the Hawke LFR 400 = 8 yards.
    Shipping container: Actual distance = 80 yards, distance according to the Hawke LFR 400 = 80 yards.
    Garage door: Actual distance = 28 yards, distance according to the Hawke LFR 400 = 28 yards.

    *NB: The Tree trunk was large and round so the one yard discrepancy was almost certainly due to my aim of the laser beam and it not hitting the exact centre of the trunk, a few inches either way can make a difference if the measurement is fractionally under or over the complete yard as the units of measurement can only be displayed in full yards so in reality it was almost certainly bang on!

    I think that the results speak for themselves, what a great little gadget.

    The RRP is £114.95 but I got mine from Uttings who are currently doing them for £94.99 + postage which ends up a saving of approx £15 off the RRP.
    Last edited by J00SPD29; 09-01-2012 at 10:04 PM.
    Steyr LG110 HP Hunting + Bushnell Elite 6500 2.5-16 x 42 Mil-Dot
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  2. #2
    Join Date
    Apr 2004
    Location
    Horncastle,lincolnshire
    Posts
    2,854
    Quote Originally Posted by J00SPD29 View Post
    Not done a review before so I hope it’s ok and someone finds it of use, here goes:

    Firstly, what’s in the box? Along with the rangefinder there is a useful protective carry case that can be attached to a belt if required, a wrist strap, lens cleaning cloth, instruction leaflet and last but not least a battery which makes a refreshing change as a lot of gizmo’s these days don’t come supplied with batteries! The battery is a ‘CR2’, when you need a replacement don’t just pick one up from the first shop you go into i.e. your local supermarket or Halfords for example as you can pay around £5 for them, just type ‘CR2 battery’ into evil bay and you will find them for a couple of quid with free delivery!

    First impressions were good, it looks the business and is nicely finished, it fits comfortably in the hand and has a nice rubberized finish that should help reduce the risk of it slipping out of wet hands. First job was to pop the battery into place by unscrewing the slotted screw on the right hand side, care needs to be taken not to butcher these slotted screws as they can damage easily if you use poor fitting coins or screwdrivers. As they are not excessively tight I use the end of a wooden clothes peg, this way you will be sure not to butcher up the screw head of your new toy.

    Press the power on button then press it again and hold it down for a few seconds and there’s your range, simple. The only other button is the ‘Mode’ button which is used to cycle through the available modes as follows, ‘RAIN’ – eliminates rain interference, ‘REFL’ - for use in foggy conditions and ‘>I50’ - eliminates interfering objects such as branches and power lines within 150 metres (this mode is of no use for us air gunners as it only works where the subject you are ranging is further away than 150 metres). As I’ve only had it a few days I’ve not yet had chance to see how effective the rain and fog modes work in practice.
    Unlike some rangefinders that only measure in metres the Hawke LFR 400 can measure in both metres or yards which is a good thing seeing as many of us still prefer good old imperial measures such as yards instead of metres, gallons instead of litres, inches instead of cm’s and so on. Holding down the mode button for a few second’s switches the measuring unit between metres and yards. Another useful touch is that the little Hawke can measure down to 5 metres whereas many other rangefinders can only measure down to a minimum of 10 metres. Maximum range is 400 metres which is far more than we need for air gunning so why pay more for ones that can measure further!
    It has a fixed mag of x6 which is just nice and gives a decent depth of field, at the rear there is an adjustable eye piece to help bring things into focus. Optically it’s lovely and clear, in fact it’s amazingly good for the price. When looking through the viewfinder a series of flashing arrows can be seen running from left to right, these indicate the quality of the distance measurement, the more arrows the more accurate the reading, as always with rangefinders accuracy can sometimes be affected by the type of subject being measured. I found that more or less everything I aimed it at gave a good quality reading, it really wasn’t at all fussy.
    The question everyone wants answering is ‘how accurate is it’? Well I put it to the test at several different ranges (all accurately measured before hand with a tape) and several different objects such as buildings, trees and fence posts etc, here are the results:

    Brick wall: Actual distance = 30 yards, distance according to the Hawke LFR 400 = 30 yards.
    Tree trunk: Actual distance = 50 yards, distance according to the Hawke LFR 400 = 49 yards.
    Fence post: Actual distance = 8 yards, distance according to the Hawke LFR 400 = 8 yards.
    Shipping container: Actual distance = 80 yards, distance according to the Hawke LFR 400 = 80 yards.
    Garage door: Actual distance = 28 yards, distance according to the Hawke LFR 400 = 28 yards.

    I think that the results speak for themselves, what a great little gadget.

    The RRP is £114.95 but I got mine from Uttings who are currently doing them for £94.99 + postage which ends up a saving of approx £15 off the RRP.
    I bought the same unit from Uttings a few weeks ago and agree with your review. excellent piece of kit at a good price.
    Lt
    In starting and waging a war it is not right that matters, but victory. -Adolf Hitler

  3. #3
    Join Date
    Jul 2009
    Location
    Cowes
    Posts
    223
    Excellent review, I think that this will be at the top of my shopping list when I need a Rangefinder.

  4. #4
    Join Date
    Nov 2008
    Location
    Scarborough
    Posts
    332
    Thanks for review, been looking at Write ups on these and thought they are expensive however ive decided to bite the bullet n get one..

    Thanks again.

  5. #5
    Join Date
    Jan 2004
    Location
    Congleton
    Posts
    604
    Good review, thanks for that. I purchased the LRF600 version which has a light sensitive panel which recharges the battery when left in light. The nominal range of my unit is 600M (660 yards is what I prefer!) but I do find that the actual range limit depends very much on what you are pointing it at. I have found that I can determine the distance of a hawthorn hedge at about 350 yards maximum but the distance of a house or farm building which is facing me can be determined at over 600 yards. I paid about £130 for mine last year but think that both units are extremely good value for money.

    Chris

  6. #6
    Join Date
    Jan 2012
    Location
    Warrington
    Posts
    2
    Thanks for the review, will be sending off for one later, been thinking about it for a while now.

  7. #7
    Join Date
    Mar 2013
    Location
    Wigan
    Posts
    169
    Great review. Thank you for that. I have just ordered the new version so, once I have tried it out, I will follow this up.

  8. #8
    Join Date
    Oct 2013
    Location
    carmarthen
    Posts
    40
    I've got one of these and I find it really useful, great little gadget. I regularly go out in the garden guess the distance of an object then zap it with the rangefinder to see what the distance actually is.
    After a while you will be able to guess the distance within a yard or two. I found it dramatically improved my range finding estimations - it will make you a better shot.
    Once you've learnt the distance you got to learn the wind but that's a whole new ball game.
    Good luck and have fun.

  9. #9
    Join Date
    May 2008
    Location
    North Norfolk.
    Posts
    1,024
    I can also vouch for these units. I have the 600 pro solar model that can be charged by placing it's built in solar panel towards the sun.

    Had mine a couple of years and never had a problem with it,

    John

    http://www.theairguncentre.com/onlin...-600-pro-solar
    God created man and god created woman
    Sam colt made them equal

  10. #10
    Join Date
    May 2012
    Location
    Birmingham
    Posts
    7
    Great review. I have the same model but found the close up ranges (5 - 25 yards ish) were quite inaccurate.

    I have compared it another one at greater distances (a Leica I think) and the results were the same.

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